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CVE-2024-9164: Critical Vulnerability in GitLab

CVE-2024-9164 is a critical vulnerability in GitLab EE affecting multiple versions. This flaw allows unauthorized execution of pipelines on arbitrary branches, posing a significant risk to organizations. Immediate remediation is essential to mitigate potential exploitation.

CRITICALCVSS 9.6 · Published October 11, 2024

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CVE-2024-9164 is a critical vulnerability discovered in GitLab EE, affecting all versions starting from 12.5 prior to 17.2.9, starting from 17.3, prior to 17.3.5, and starting from 17.4 prior to 17.4.2. This vulnerability allows running pipelines on arbitrary branches, which could have severe consequences for organizations utilizing GitLab for their CI/CD processes.

With a CVSS score of 9.6, this vulnerability is classified as critical. The high severity rating highlights the potential impact on confidentiality and integrity, as attackers may leverage this vulnerability to execute unauthorized commands and access sensitive data.

Risk to organizations includes unauthorized access to repositories, leading to potential data leaks, unauthorized changes to code, and disruption of services. Given the nature of the flaw and its potential for exploitation, organizations should prioritize patching immediately.

Currently, there are no known exploits in the wild for this vulnerability, but the severity of the issue necessitates swift action to remediate affected systems. Organizations should address this vulnerability in their priority patch cycle.

Vulnerability Details

The official description of CVE-2024-9164 details an issue in GitLab EE that allows for the execution of pipelines on arbitrary branches. This flaw is categorized under CWE-306, indicating a lack of appropriate access control.

The vulnerability is rated with a CVSS score of 9.6, reflecting a critical severity level. The attack vector is network-based, requiring low complexity and low privileges. User interaction is not required, making it easier for attackers to exploit this vulnerability.

The affected products include all versions of GitLab EE from 12.5 to 17.2.9, starting from 17.3 to 17.3.5, and from 17.4 to 17.4.2. Published on October 11, 2024, organizations using these versions must take immediate action to mitigate the risk.

Technical Analysis

The root cause of this vulnerability stems from insufficient access control mechanisms within GitLab EE. This allows unauthorized users to trigger pipelines on branches they should not have access to.

The attack vector is categorized as network-based, and the complexity is low, meaning that an attacker with minimal technical knowledge could easily exploit this vulnerability without needing any special privileges. The required privileges are low, and no user interaction is necessary to exploit it.

The impact on confidentiality is high, as attackers may gain access to sensitive information stored in the pipelines. Integrity is also significantly impacted, as unauthorized changes can be made to the source code, potentially leading to further exploitation.

There is no availability impact associated with this vulnerability, but the potential for data compromise and unauthorized code execution makes it critical for organizations to address it promptly.

Risk & Impact Analysis

The real-world risk associated with CVE-2024-9164 is substantial. Organizations utilizing GitLab for development and deployment must be aware of the potential blast radius resulting from this vulnerability. If exploited, attackers could manipulate code execution, leading to unauthorized access to sensitive data and disruption of systems.

Given the critical nature of this vulnerability, organizations should assess their exposure and prioritize remediation efforts. The CVSS score of 9.6 indicates a high level of urgency; thus, immediate action is necessary to patch affected systems.

Organizations should consider implementing additional security measures, such as network segmentation and strict access controls, to mitigate the risk until a patch is applied.

Exploitation Status

Signal

Status

Known Exploit

No

Public PoC

No

Actively Exploited

No

Ransomware Use

No

Affected Versions

All versions of GitLab EE starting from 12.5 prior to 17.2.9, starting from 17.3 prior to 17.3.5, and starting from 17.4 prior to 17.4.2 are affected by this vulnerability. Organizations using these versions should prioritize updating to the latest patched version.

Mitigation & Remediation

Organizations must address this vulnerability by applying the latest security patches provided by GitLab. Ensure that systems are updated to versions 17.2.9 or later, 17.3.5 or later, and 17.4.2 or later.

In the absence of an immediate patch, consider implementing workarounds such as restricting access to sensitive branches and monitoring for unauthorized pipeline executions.

Organizations should also review their configuration settings to ensure that only authorized users have access to execute pipelines and implement network controls to limit exposure.

For a comprehensive security evaluation, organizations may consider engaging in penetration testing services to identify similar weaknesses.

Detection Guidance

Organizations should monitor logs for any indications of unauthorized pipeline executions or changes to branch permissions. Behavioral anomalies such as unexpected changes in access patterns may also indicate attempts to exploit this vulnerability.

Network signatures related to GitLab pipeline executions should be defined to detect abnormal activities that could signal an attempted exploitation of this vulnerability.

AppSecure Threat Intelligence Insight

CVE-2024-9164 represents a significant security challenge for organizations using GitLab. The ability to run pipelines on arbitrary branches can lead to severe security breaches if left unaddressed. It emphasizes the importance of maintaining updated systems and vigilant monitoring practices.

This vulnerability highlights a broader trend in software vulnerabilities where insufficient access controls can lead to critical security issues. Organizations are encouraged to implement stringent access controls and regularly audit their systems for potential weaknesses.

For further insights into best practices for application security, organizations may refer to the penetration testing methodology. Regular assessments can significantly reduce the risk of exploitation.

Organizations should also consider reviewing their vulnerability management program to ensure they have the necessary processes in place to address such vulnerabilities proactively.

In conclusion, CVE-2024-9164 serves as a critical reminder of the need for robust security practices in software development and deployment. Organizations must remain vigilant and responsive to emerging vulnerabilities to safeguard their assets.

Disclaimer: This content was generated using AI. While we strive for accuracy, please verify critical information with official sources.

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