CVE-2022-23740 : What You Need to Know
Stay informed about CVE-2022-23740, a critical vulnerability in GitHub Enterprise Server allowing remote code execution. Learn about impacts, technical details, and mitigation steps.
A critical vulnerability was identified in GitHub Enterprise Server that could allow remote code execution. This article provides insight into CVE-2022-23740, its impact, technical details, and mitigation measures.
Understanding CVE-2022-23740
This section delves into the details of the critical vulnerability identified in GitHub Enterprise Server.
What is CVE-2022-23740?
CVE-2022-23740 is an improper neutralization of argument delimiters in a command vulnerability found in GitHub Enterprise Server. This flaw could enable remote code execution.
The Impact of CVE-2022-23740
The vulnerability affected GitHub Enterprise Server version 3.7.0, allowing an attacker with permission to create and build GitHub Pages using GitHub Actions to exploit it. The issue was resolved in version 3.7.1 and was reported through the GitHub Bug Bounty program.
Technical Details of CVE-2022-23740
In this section, we explore the technical specifics of CVE-2022-23740.
Vulnerability Description
The vulnerability arises from an improper neutralization of argument delimiters in a command, which could be leveraged by attackers for remote code execution.
Affected Systems and Versions
GitHub Enterprise Server version 3.7.0 was impacted by this vulnerability, and the issue was mitigated in version 3.7.1.
Exploitation Mechanism
To exploit this vulnerability, attackers needed permission to create and build GitHub Pages using GitHub Actions.
Mitigation and Prevention
This section outlines the steps to mitigate and prevent exploitation of CVE-2022-23740.
Immediate Steps to Take
Users are advised to update their GitHub Enterprise Server to version 3.7.1 to address this vulnerability and prevent potential remote code execution.
Long-Term Security Practices
Implementing secure coding practices and regular security assessments can help prevent similar vulnerabilities in the future.
Patching and Updates
Regularly applying patches and updates released by GitHub ensures that systems are protected against known vulnerabilities.