Author: Ameeba

CVE-2025-47755: Out-of-Bounds Read Vulnerability in V-SFT v6.2.5.0 and Earlier
Overview

In this blog post, we will delve into the details of a newly discovered vulnerability coded as CVE-2025-47755. This critical flaw has been found in V-SFT v6.2.5.0 and earlier versions, a widely used software package. This vulnerability is concerning due to its potential impacts which include causing a system crash, unauthorized disclosure of sensitive information, and even arbitrary code execution. These impacts underline the importance of timely mitigation and remediation measures, given the broad user base of the impacted software.

Vulnerability Summary

CVE ID: CVE-2025-47755
Severity: High (7.8 CVSS Score)
Attack Vector: File
Privileges Required: None
User Interaction: Required
Impact: System crash, Information disclosure, Arbitrary code execution

Affected Products

Product | Affected Versions

V-SFT | v6.2.5.0 and earlier

How the Exploit Works

The CVE-2025-47755 exploit centers around an out-of-bounds read issue within the VS6EditData!VS4_SaveEnvFile function in V-SFT v6.2.5.0 and earlier versions. This flaw allows an attacker to create a specially crafted V7 or V8 file, which, when opened in the affected software, triggers an out-of-bounds read error. This error can lead to a system crash, potentially expose sensitive information, and even enable the attacker to execute arbitrary code on the system.

Conceptual Example Code

Here’s a conceptual example of how the vulnerability might be exploited:
```
# Create a specially crafted V7 or V8 file
echo "malicious_payload" > exploit.v7
# Use this file with the vulnerable function in the program
./vulnerable_program exploit.v7
```
This is a simplified representation and actual exploitation would depend on a range of factors such as the specific configurations of the target system and the sophistication of the crafted file. However, this example illustrates the general approach an attacker might take to exploit this vulnerability.

Mitigation Guidance

Users of affected versions of V-SFT are strongly recommended to apply the vendor patch as soon as it becomes available. As a temporary mitigation, the use of a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can help protect against potential attacks exploiting this vulnerability.
July 13, 2025
CVE-2025-47754: Critical Out-Of-Bounds Read Vulnerability in V-SFT
Overview

CVE-2025-47754 is a critical security vulnerability affecting V-SFT v6.2.5.0 and earlier versions. The vulnerability resides in the VS6EditData!Conv_Macro_Data function. It is a severe out-of-bounds read vulnerability that can be exploited if a user opens specially crafted V7 or V8 files. The exploit may lead to system crashes, unauthorized information disclosure, and arbitrary code execution. In the worst-case scenario, this could potentially compromise an entire system or lead to significant data leakage.
This vulnerability is particularly alarming due to its potential impact on users and systems utilizing V-SFT. As a widely used software in industrial automation, any compromise or data leakage could lead to significant operational disruptions and financial losses. The vulnerability’s severity is underlined by its CVSS Severity Score of 7.8, indicating its high-risk nature.

Vulnerability Summary

CVE ID: CVE-2025-47754
Severity: High (CVSS: 7.8)
Attack Vector: Local
Privileges Required: Low
User Interaction: Required
Impact: System crash, information disclosure, and arbitrary code execution

Affected Products

Product | Affected Versions

V-SFT | v6.2.5.0 and earlier

How the Exploit Works

The exploit takes advantage of an out-of-bounds read vulnerability in the VS6EditData!Conv_Macro_Data function of V-SFT. This vulnerability is triggered when a user opens a maliciously crafted V7 or V8 file. The file contains specially crafted data that, when parsed by the vulnerable function, causes the software to read beyond the allocated memory. This can lead to a system crash, information disclosure, and potentially arbitrary code execution if the attacker has carefully controlled the data in the file to manipulate memory in a way that allows them to execute code.

Conceptual Example Code

This is a conceptual example of how the vulnerability might be exploited. An attacker could craft a V7 or V8 file with malicious data embedded within. When this file is opened in V-SFT, it would trigger the vulnerability:
```
$ echo "malicious_data" > crafted.v7
```
In this example, the “malicious_data” would be specifically designed to exploit the out-of-bounds read vulnerability in the VS6EditData!Conv_Macro_Data function. When the user opens this file in the vulnerable V-SFT software, it would lead to a system crash, information disclosure, or arbitrary code execution.
While this is a simplified example, an actual exploit would likely involve more complex data manipulation and careful crafting of the malicious file.
July 13, 2025
CVE-2025-47753: High-Risk Out-of-Bounds Read Vulnerability in V-SFT v6.2.5.0 and Earlier
Overview

There has been a recent discovery of a significant vulnerability known as CVE-2025-47753. This vulnerability lies within V-SFT versions 6.2.5.0 and earlier, making these versions highly susceptible to cyberattacks. The issue emerges from an out-of-bounds read in the VS6EditData!CDrawSLine::GetRectArea function. This security flaw has potential implications, including system compromise and data leakage, making it an issue of utmost importance that needs to be addressed immediately.
The consequences of this vulnerability are serious, ranging from crashes to information disclosure, and even arbitrary code execution. This means that attackers can potentially gain unauthorized access, manipulate sensitive information, and execute malicious code, jeopardizing the integrity, confidentiality, and availability of the system and data.

Vulnerability Summary

CVE ID: CVE-2025-47753
Severity: High (7.8 CVSS Score)
Attack Vector: Opening specially crafted V7 or V8 files
Privileges Required: None
User Interaction: Required
Impact: System crashes, information disclosure, arbitrary code execution

Affected Products

Product | Affected Versions

V-SFT | v6.2.5.0 and earlier

How the Exploit Works

The vulnerability arises from an out-of-bounds read issue in the VS6EditData!CDrawSLine::GetRectArea function. This function is susceptible to being manipulated by an attacker using specially crafted V7 or V8 files. Once these files are opened, the flaw is exploited, leading to potential crashes, information disclosure, or even arbitrary code execution.

Conceptual Example Code

Here is a conceptual example of how the vulnerability might be exploited. This is a sample shell command that opens a maliciously crafted V8 file, triggering the vulnerability:
```
$ open -a "V-SFT" --args /path/to/maliciousfile.v8
```
Mitigation

Users are advised to apply the vendor patch as soon as it becomes available. In the meantime, using a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can serve as temporary mitigation, helping to detect and block potential exploit attempts. Regularly updating and patching software is a crucial part of maintaining a secure environment, as it helps to protect against known vulnerabilities and threats.
July 13, 2025
CVE-2025-43930: Hashview 0.8.1 Account Takeover via Password Reset Vulnerability
Overview

The Common Vulnerabilities and Exposures (CVE) system has identified a critical security vulnerability, CVE-2025-43930, in Hashview 0.8.1. This vulnerability could potentially allow an attacker to take over user accounts via the password reset feature. The impact of this vulnerability is severe, as it could lead to unauthorized system access, potential system compromise, or even data leakage. This vulnerability affects all platforms running Hashview 0.8.1. Its importance lies in the fact that unauthorized system access can lead to various forms of cyber threats, including data theft, system disruption, and even business operations interference.

Vulnerability Summary

CVE ID: CVE-2025-43930
Severity: Critical (9.8 CVSS Score)
Attack Vector: Network
Privileges Required: None
User Interaction: Required
Impact: Account takeover, potential system compromise, and data leakage

Affected Products

Product | Affected Versions

Hashview | 0.8.1

How the Exploit Works

The exploit takes advantage of the password reset feature in Hashview 0.8.1. When a user initiates a password reset, the system creates a reset token and sends it to the user’s email. However, due to a configuration issue (SERVER_NAME not set), the system relies on the Host HTTP header to determine where to send the reset token. An attacker can manipulate this Host HTTP header to redirect the reset token to a location of their choosing, enabling them to reset the user’s password and take over the account.

Conceptual Example Code

A conceptual example of how this vulnerability might be exploited is shown below:
```
POST /password_reset HTTP/1.1
Host: attacker-controlled-site.com
Content-Type: application/json
{ "email": "victim@example.com" }
```
In this example, an attacker sends a password reset request for the victim’s account and manipulates the Host HTTP header to point to a site they control. The system then sends the reset token to the attacker’s site, allowing the attacker to reset the victim’s password and take over their account.

Mitigation Guidance

As a temporary mitigation, users can implement a Web Application Firewall (WAF) or Intrusion Detection System (IDS) to monitor and block suspicious activities. However, the most effective mitigation is to apply the vendor patch once it is available. The patch will correct the SERVER_NAME configuration issue, preventing this vulnerability from being exploited. Users should prioritize updating their systems to ensure their security.
July 13, 2025
CVE-2025-47752: Out-of-Bounds Write Vulnerability in V-SFT v6.2.5.0 Leading to System Compromise
Overview

The cybersecurity landscape is continuously evolving, and one of the vulnerabilities that have recently come to light is CVE-2025-47752. This vulnerability is present in V-SFT v6.2.5.0 and earlier versions, a software widely used across multiple sectors. The software contains a critical flaw that can lead to data leakage and system compromise, highlighting the necessity of understanding and mitigating such vulnerabilities.
This vulnerability is significant due to its potential to crash systems, leak sensitive data, and even execute arbitrary code. With a CVSS severity score of 7.8, its impact is high, meaning immediate attention and mitigation efforts are required to prevent potential exploits and protect the integrity of systems utilizing the affected software.

Vulnerability Summary

CVE ID: CVE-2025-47752
Severity: High – CVSS score 7.8
Attack Vector: Network
Privileges Required: None
User Interaction: Required
Impact: System crash, information disclosure, and arbitrary code execution.

Affected Products

Product | Affected Versions

V-SFT | v6.2.5.0 and earlier

How the Exploit Works

The vulnerability resides in the VS6ComFile!MakeItemGlidZahyou function of V-SFT software. An attacker can exploit this vulnerability by crafting a malicious V7 or V8 file that, when opened, triggers an out-of-bounds write. This can lead to a system crash, information leakage, or even execution of arbitrary code. The out-of-bounds write essentially allows the attacker to write data beyond the limits of allocated memory, causing buffer overflow and potentially leading to unpredictable behavior, including crashes and code execution.

Conceptual Example Code

The following is a conceptual example of a malicious payload designed to exploit this vulnerability. This is pseudocode and for illustrative purposes only.
```
POST /upload/V7orV8File HTTP/1.1
Host: vulnerable-system.example.com
Content-Type: application/octet-stream
{ "file": "base64_encoded_malicious_file_data..." }
```
In this example, an attacker sends a POST request to a vulnerable endpoint of the target system, uploading a maliciously crafted file that triggers the out-of-bounds write in the VS6ComFile!MakeItemGlidZahyou function.
To mitigate this vulnerability, apply the vendor patch as soon as it becomes available. In the meantime, using a Web Application Firewall (WAF) or an Intrusion Detection System (IDS) can serve as a temporary mitigation measure, potentially preventing the execution of maliciously crafted files.
July 13, 2025
CVE-2025-47751: Critical Out-of-Bounds Write Vulnerability in V-SFT Software
Overview

This blog post is devoted to a newly discovered vulnerability, CVE-2025-47751, that affects versions 6.2.5.0 and earlier of V-SFT software. This vulnerability is a critical security flaw that can lead to significant damage, including system crashes, information disclosure, and arbitrary code execution. As a critical part of many businesses‘ operational infrastructure, V-SFT software is a prime target for cybercriminals. Its exploitation can expose sensitive information and disrupt operations, making this vulnerability a significant concern that demands immediate attention and action.

Vulnerability Summary

CVE ID: CVE-2025-47751
Severity: High (7.8 CVSS Score)
Attack Vector: Local Network
Privileges Required: Low
User Interaction: Required
Impact: Potential system compromise and data leakage

Affected Products

Product | Affected Versions

V-SFT | v6.2.5.0 and earlier

How the Exploit Works

The CVE-2025-47751 vulnerability stems from an out-of-bounds write issue in the VS6EditData!CDataRomErrorCheck::MacroCommandCheck function of V-SFT software. An attacker can exploit this vulnerability by engineering a specially crafted V7 or V8 file that, when opened, triggers the out-of-bounds write, leading to system crashes, information disclosure, and arbitrary code execution. This vulnerability can be exploited by anyone with network access and does not require high-level privileges, making it a significant threat.

Conceptual Example Code

The following is a conceptual example of how the vulnerability might be exploited. This pseudo-code demonstrates the creation and sending of a malicious V7 or V8 file to the vulnerable system:
```
# Create a malicious V7 or V8 file
echo "malicious_code" > exploit.v7
# Send this file to the target system
scp exploit.v7 target_system:/path/to/vulnerable/directory
```
Please note that the above example is simply illustrative and does not represent the actual code used to exploit this vulnerability.

Mitigation Guidance

Users of affected V-SFT versions are strongly recommended to apply the vendor-provided patch as soon as possible to mitigate this vulnerability. If immediate patching is not possible, users are advised to use Web Application Firewalls (WAF) or Intrusion Detection Systems (IDS) as temporary mitigation measures while preparing for patch application. Regularly updating and patching software is critical to protect your systems from such vulnerabilities.
July 13, 2025
CVE-2025-47750: Critical Out-of-Bounds Write Vulnerability in V-SFT
Overview

The cybersecurity landscape has been rocked by the discovery of yet another severe vulnerability, this time affecting V-SFT version 6.2.5.0 and earlier. This vulnerability, designated as CVE-2025-47750, exposes users to potential system compromise and data leakage. This is particularly concerning as V-SFT is a widely utilized software, amplifying the potential impact. The importance of understanding and mitigating this vulnerability cannot be overstated, as it could be exploited to execute arbitrary code, potentially leading to loss of control over system resources or unauthorized access to sensitive information.

Vulnerability Summary

CVE ID: CVE-2025-47750
Severity: High (7.8 CVSS)
Attack Vector: Network
Privileges Required: None
User Interaction: Required
Impact: System compromise, data leakage, and potential execution of arbitrary code

Affected Products

Product | Affected Versions

V-SFT | v6.2.5.0 and earlier

How the Exploit Works

The vulnerability lies in the VS6MemInIF!set_temp_type_default function of V-SFT. A specially crafted V7 or V8 file, when opened, triggers an out-of-bounds write. This can lead to a system crash, information disclosure, or even arbitrary code execution. The attacker would need to convince the user to open the malicious file, which might be disguised as a legitimate document or sent via a phishing email.

Conceptual Example Code

Here’s a conceptual example of how this vulnerability might be exploited. In this case, the attacker sends a specially crafted V7 or V8 file to the victim. This file, when opened with V-SFT, triggers the vulnerability:
```
# Attacker crafts a malicious V7 or V8 file
$ craft-malicious-file -o exploit.v7 "malicious_payload"
# The victim opens the malicious file with V-SFT
$ v-sft open exploit.v7
```
This shell command example demonstrates the simplicity with which an attacker could exploit this vulnerability, provided they have crafted the malicious file correctly and managed to convince the victim to open it.

Recommended Mitigations

To mitigate this vulnerability, it is highly recommended to apply the vendor-supplied patch as soon as it becomes available. If the patch is not immediately available or cannot be applied in a timely manner, using a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can serve as a temporary mitigation. These tools can detect and block attempts to exploit this vulnerability, providing a crucial layer of defense. However, they are not a permanent solution and should be used in conjunction with other security measures, such as user education and software patching.
July 13, 2025
CVE-2025-47749: Unchecked Buffer Vulnerability in V-SFT
Overview

The CVE-2025-47749 vulnerability is a serious flaw found in V-SFT versions v6.2.5.0 and earlier. This vulnerability primarily affects system administrators, IT professionals, and users of the V-SFT software. It poses a significant threat to data integrity and system security as it could potentially allow an attacker to execute arbitrary code on a system, leading to a system crash, information disclosure, or even full system compromise.
This vulnerability is particularly dangerous due to the potential for remote exploitation and its high severity rating, emphasizing the critical need for immediate patches or alternative mitigation methods.

Vulnerability Summary

CVE ID: CVE-2025-47749
Severity: High (7.8 CVSS)
Attack Vector: Network
Privileges Required: Low
User Interaction: Required
Impact: System compromise, potential data leakage

Affected Products

Product | Affected Versions

V-SFT | v6.2.5.0 and earlier

How the Exploit Works

The vulnerability exists in VS6EditData.dll!CWinFontInf::WinFontMsgCheck function of V-SFT software. An attacker can exploit it by creating and sending specially crafted V7 or V8 files to a target system with the vulnerable software. Once the file is opened, it triggers a free of pointer not at the start of the buffer, causing the system to crash or potentially allowing the attacker to execute arbitrary code or disclose information.

Conceptual Example Code

The following is a conceptual representation of how an attacker might create a malicious V7 or V8 file to exploit the vulnerability:
```
# conceptually creating a malicious V8 file
malicious_file = V8File()
malicious_file.craft_exploit_payload("arbitrary code")
malicious_file.save("exploit.v8")
# conceptually sending the malicious file to the target system
target_system = NetworkSystem("target.example.com")
target_system.send_file("exploit.v8")
```
Upon the target system opening this maliciously crafted file with the vulnerable V-SFT software, the exploit would be triggered.
Remember, this is a conceptual example and not actual exploit code. Always follow ethical guidelines when dealing with vulnerabilities.

Mitigation Guidance

To mitigate the risks associated with CVE-2025-47749, users and administrators of V-SFT software should apply the patch provided by the vendor as soon as possible. In instances where immediate patching is not feasible, it is recommended to use a Web Application Firewall (WAF) or Intrusion Detection System (IDS) as a temporary mitigation measure. In addition, users should be cautious when opening V7 or V8 files from untrusted sources.
July 13, 2025
CVE-2025-4802: Untrusted LD_LIBRARY_PATH Vulnerability in GNU C Library
Overview

The cybersecurity landscape is populated with a myriad of threats, vulnerabilities, and exploits. Among these is the CVE-2025-4802, a vulnerability in GNU C Library versions 2.27 to 2.38. This vulnerability could potentially allow an attacker to compromise your system or leak critical data. It’s a serious concern for organizations that utilize statically compiled setuid binaries in their systems, which are prone to this exploitation.
The CVE-2025-4802 vulnerability matters because it can lead to unauthorized access to sensitive data, disruption of service, or even complete system compromise. As such, understanding this vulnerability and how to mitigate it forms a crucial part of an organization’s cybersecurity strategy.

Vulnerability Summary

CVE ID: CVE-2025-4802
Severity: High (7.8 CVSS Score)
Attack Vector: Local
Privileges Required: Low
User Interaction: Required
Impact: Potential system compromise or data leakage

Affected Products

Product | Affected Versions

GNU C Library | 2.27 to 2.38

How the Exploit Works

The vulnerability exists due to the way GNU C Library handles the LD_LIBRARY_PATH environment variable. An attacker can manipulate this variable to control the loading of a dynamically shared library in statically compiled setuid binaries that call dlopen. This includes internal dlopen calls after setlocale or calls to NSS functions such as getaddrinfo. As a result, the attacker could execute arbitrary code on the system with the privileges of the user running the affected application.

Conceptual Example Code

The below pseudocode illustrates how the vulnerability might be exploited:
```
# Attacker sets the LD_LIBRARY_PATH to their malicious library
export LD_LIBRARY_PATH=/path/to/attacker/library
# Attacker runs the setuid binary that loads a library using dlopen
./vulnerable_binary
```
In this example, the vulnerable_binary would load the attacker’s library instead of the intended one, leading to the execution of the attacker’s code.
It’s crucial to note that this is a simplified representation. The real-world exploitation of this vulnerability could be complex and depends on various factors, including the specific configuration and usage of the affected system.
July 13, 2025
CVE-2025-7118: Critical Buffer Overflow Vulnerability in UTT HiPER 840G
Overview

The cybersecurity landscape has been hit with yet another critical vulnerability, this time affecting the UTT HiPER 840G up to version 3.1.1-190328. This vulnerability, designated as CVE-2025-7118, exposes systems to potential compromise and data leakage. The vulnerability manipulates the file /goform/formPictureUrl and causes a buffer overflow – a common and serious security issue, where an application writes more data to a buffer than it can hold, potentially corrupting or overwriting other data. This vulnerability is especially alarming due to its critical severity and the fact that the exploit has been disclosed to the public, increasing the likelihood of its potential misuse.

Vulnerability Summary

CVE ID: CVE-2025-7118
Severity: Critical (CVSS: 8.8)
Attack Vector: Network
Privileges Required: None
User Interaction: None
Impact: Potential system compromise and data leakage

Affected Products

Product | Affected Versions

UTT HiPER 840G | up to 3.1.1-190328

How the Exploit Works

The vulnerability lies in the handling of the file /goform/formPictureUrl in the UTT HiPER 840G. The application fails to properly validate the input for the argument ‘importpictureurl. By manipulating this argument, an attacker can cause a buffer overflow. This allows the attacker to overwrite memory beyond the buffer boundaries, potentially causing a system crash or, worse, allowing the execution of arbitrary code.

Conceptual Example Code

The following is a conceptual example of how the vulnerability might be exploited. This example uses an HTTP POST request with a likely malicious payload to the ‘/goform/formPictureUrl’ endpoint.
```
POST /goform/formPictureUrl HTTP/1.1
Host: target.example.com
Content-Type: application/json
{ "importpictureurl": "A"*10000 }   // Buffer overflow triggered by oversized string
```
In this example, the oversized string “A”*10000 triggers the buffer overflow. This is a conceptual example and the actual exploit might involve more complex payloads.

Recommended Mitigation

The best course of action is to apply the vendor patch as soon as it becomes available. However, as the vendor has not yet responded to the vulnerability disclosure, users are advised to use a Web Application Firewall (WAF) or an Intrusion Detection System (IDS) as a temporary mitigation measure. These tools can be configured to detect and block attempts to exploit this vulnerability.
July 12, 2025