CVE-2022-1253 : Security Advisory and Response

This article provides detailed information about CVE-2022-1253, a Heap-based Buffer Overflow vulnerability found in the GitHub repository strukturag/libde265.

Understanding CVE-2022-1253

CVE-2022-1253 is a Heap-based Buffer Overflow vulnerability in the strukturag/libde265 GitHub repository version 1.0.8 and prior.

What is CVE-2022-1253?

CVE-2022-1253 is a security flaw that allows attackers to overwrite data in the heap memory of the affected software, potentially leading to a crash or arbitrary code execution.

The Impact of CVE-2022-1253

The impact of CVE-2022-1253 is rated as HIGH, with a CVSS base score of 7.4. Attackers can exploit this vulnerability remotely without authentication.

Technical Details of CVE-2022-1253

This section provides the technical details of the CVE-2022-1253 vulnerability.

Vulnerability Description

The vulnerability is a Heap-based Buffer Overflow (CWE-122) in the strukturag/libde265 GitHub repository prior to version 1.0.8.

Affected Systems and Versions

The affected system is the strukturag/libde265 GitHub repository with versions up to and including 1.0.8.

Exploitation Mechanism

Attackers can exploit this vulnerability by crafting a specialized input to the affected software, triggering the buffer overflow.

Mitigation and Prevention

To mitigate the risks associated with CVE-2022-1253, follow the below recommendations.

Immediate Steps to Take

Update the software to a version beyond 1.0.8 and apply the fix implemented in commit 8e89fe0e175d2870c39486fdd09250b230ec10b8.

Long-Term Security Practices

Implement secure coding practices, perform regular security audits, and monitor for any abnormal behavior in the system.

Patching and Updates

Stay informed about security advisories from vendors like Debian and apply patches promptly to address known vulnerabilities.