CVE-2021-45860 : What You Need to Know

An integer overflow vulnerability in DTSStreamReader::findFrame() of tsMuxer git-2678966 leads to a Denial of Service (DoS) attack when processing a specially crafted file.

Understanding CVE-2021-45860

What is CVE-2021-45860?

The vulnerability in tsMuxer git-2678966 allows malicious actors to trigger a DoS attack using a manipulated file.

The Impact of CVE-2021-45860

Exploitation of this vulnerability can result in Denial of Service (DoS) incidents, causing the affected application to become unresponsive or crash.

Technical Details of CVE-2021-45860

Vulnerability Description

The issue arises from an integer overflow in the DTSStreamReader::findFrame() function of tsMuxer git-2678966, enabling attackers to disrupt application functionality.

Affected Systems and Versions

Affected Systems: Any systems utilizing tsMuxer git-2678966
Affected Versions: All versions using tsMuxer git-2678966

Exploitation Mechanism

Attackers exploit the integer overflow in DTSStreamReader::findFrame() by providing a malicious file crafted to trigger the vulnerability and initiate a DoS attack.

Mitigation and Prevention

Immediate Steps to Take

Implement a temporary workaround by avoiding processing untrusted or suspicious files with tsMuxer git-2678966.
Monitor for any unusual behavior that might indicate a DoS attack.

Long-Term Security Practices

Regularly update tsMuxer to the latest version to patch known vulnerabilities.
Consider using alternative software if tsMuxer remains unsupported or poses significant security risks.

Patching and Updates

Apply patches provided by the vendor to address the integer overflow vulnerability and prevent potential DoS attacks.