CVE-2021-32673 : Security Advisory and Response

reg-keygen-git-hash-plugin is a reg-suit plugin allowing remote attackers to execute arbitrary commands via Git commit hash. Upgrade to version 0.10.16 to fix this high-severity issue.

Understanding CVE-2021-32673

This CVE describes a remote command execution vulnerability in reg-keygen-git-hash-plugin that affects versions up to and including 0.10.15.

What is CVE-2021-32673?

CVE-2021-32673 highlights a security flaw in reg-keygen-git-hash-plugin that enables malicious actors to execute commands remotely.

The Impact of CVE-2021-32673

The vulnerability poses a high severity risk, with a CVSS base score of 8.8, allowing attackers to manipulate the plugin for harmful purposes.

Technical Details of CVE-2021-32673

This section delves into the specifics of the vulnerability, including how it can be exploited and the systems affected.

Vulnerability Description

reg-keygen-git-hash-plugin versions up to 0.10.15 lack proper input validation, leading to command execution by unauthorized users.

Affected Systems and Versions

The vulnerability affects reg-suit version < 0.10.16, specifically impacting instances using reg-keygen-git-hash-plugin up to 0.10.15.

Exploitation Mechanism

Attackers can exploit this flaw by supplying malicious input via the Git commit hash feature, enabling unauthorized command execution.

Mitigation and Prevention

To address CVE-2021-32673, immediate action and long-term security practices are crucial.

Immediate Steps to Take

Upgrade reg-keygen-git-hash-plugin to version 0.10.16 or later to eliminate the vulnerability and prevent remote command execution.

Long-Term Security Practices

Regularly monitor for security advisories, update plugins promptly, and enforce input validation to mitigate similar risks.

Patching and Updates

Stay informed about security patches and updates from reg-suit and reg-viz to safeguard against known vulnerabilities.