CVE-2023-5752 : Vulnerability Insights and Analysis

This CVE-2023-5752 impacts the pip package manager when installing a package from a Mercurial VCS URL. The vulnerability allows an attacker to inject arbitrary configuration options to the "hg clone" call, potentially leading to unauthorized modifications in the repository's installation process.

Understanding CVE-2023-5752

This section provides insights into what CVE-2023-5752 entails and its potential impact on systems.

What is CVE-2023-5752?

CVE-2023-5752 manifests when utilizing pip to install packages from a Mercurial VCS URL. Prior to version 23.3, a malicious actor could exploit this vulnerability to manipulate the Mercurial revision, injecting unauthorized configuration options during the "hg clone" operation. It's important to note that users not installing from Mercurial are not affected by this vulnerability.

The Impact of CVE-2023-5752

The impact of CVE-2023-5752 is classified as medium severity. With a CVSS base score of 5.5, the vulnerability poses a risk of allowing attackers to modify the Mercurial configuration, potentially altering the repository installation process. The vulnerability's attack complexity is low, requiring minimal privileges but can lead to high integrity impact.

Technical Details of CVE-2023-5752

Delving into the technical aspects of CVE-2023-5752 to better understand its implications on affected systems.

Vulnerability Description

The vulnerability in CVE-2023-5752 arises from the ability to inject arbitrary configuration options during the installation of packages from a Mercurial VCS URL using pip versions prior to v23.3. This could lead to unauthorized modifications in the "hg clone" process, affecting repository installation.

Affected Systems and Versions

The vulnerability impacts systems that utilize pip versions before v23.3 when installing packages from Mercurial VCS URLs. Users installing packages from other sources are not affected by this vulnerability.

Exploitation Mechanism

Attackers can exploit CVE-2023-5752 by specifying a malicious Mercurial revision during the installation process, allowing them to inject unauthorized configuration options into the "hg clone" call and potentially alter the repository's installation.

Mitigation and Prevention

Taking proactive measures is crucial to mitigate the risks associated with CVE-2023-5752 and prevent potential exploitation.

Immediate Steps to Take

Update pip to version 23.3 or newer to address the vulnerability.
Avoid installing packages from Mercurial VCS URLs if possible until the pip version is updated.
Monitor vendor advisories for any additional recommendations or patches.

Long-Term Security Practices

Regularly update software and packages to the latest versions to ensure vulnerabilities are patched.
Implement secure coding practices to mitigate the risk of command injections and other vulnerabilities.
Conduct regular security assessments to identify and address potential weaknesses in the software ecosystem.

Patching and Updates

Apply the provided patches and updates promptly to safeguard systems against CVE-2023-5752. Stay informed about security alerts and advisories to take timely actions to enhance system security.