CVE-2018-1999013 : Security Advisory and Response
Learn about CVE-2018-1999013, a vulnerability in FFmpeg before commit a7e032a277452366771951e29fd0bf2bd5c029f0 that allowed an attacker to read heap memory. Find out how to mitigate and prevent this issue.
FFmpeg before commit a7e032a277452366771951e29fd0bf2bd5c029f0 had a vulnerability in the realmedia demuxer that could lead to a use-after-free issue, allowing an attacker to read heap memory. This vulnerability has been resolved in a7e032a277452366771951e29fd0bf2bd5c029f0 and subsequent versions of FFmpeg.
Understanding CVE-2018-1999013
Before commit a7e032a277452366771951e29fd0bf2bd5c029f0, FFmpeg had a vulnerability in the realmedia demuxer that could lead to a use-after-free issue, allowing an attacker to read heap memory.
What is CVE-2018-1999013?
CVE-2018-1999013 is a vulnerability in FFmpeg that existed before commit a7e032a277452366771951e29fd0bf2bd5c029f0, allowing an attacker to read heap memory through a use-after-free issue in the realmedia demuxer.
The Impact of CVE-2018-1999013
- Exploitation of this vulnerability requires the attacker to provide a specially crafted RM file as input.
Technical Details of CVE-2018-1999013
FFmpeg before commit a7e032a277452366771951e29fd0bf2bd5c029f0 contains a use-after-free vulnerability in the realmedia demuxer that can result in an attacker reading heap memory. This vulnerability is exploitable via a specially crafted RM file.
Vulnerability Description
- The vulnerability allows an attacker to read heap memory by exploiting a use-after-free issue in the realmedia demuxer.
Affected Systems and Versions
- Product: n/a
- Vendor: n/a
- Versions affected: n/a
Exploitation Mechanism
- The attacker needs to provide a specially crafted RM file as input to exploit this vulnerability.
Mitigation and Prevention
It is crucial to take immediate steps to address and prevent the exploitation of CVE-2018-1999013.
Immediate Steps to Take
- Update FFmpeg to version a7e032a277452366771951e29fd0bf2bd5c029f0 or later to mitigate the vulnerability.
Long-Term Security Practices
- Regularly update software to the latest versions to ensure vulnerabilities are patched.
Patching and Updates
- Ensure that FFmpeg is regularly updated to the latest version to prevent exploitation of known vulnerabilities.