SB2017062831 - Information disclosure in ffmpeg.sourceforge.net FFmpeg
Published: June 28, 2017 Updated: July 18, 2020
Security Bulletin ID
SB2017062831
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Information disclosure
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Information disclosure (CVE-ID: CVE-2017-9993)
The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.
FFmpeg before 2.8.12, 3.0.x and 3.1.x before 3.1.9, 3.2.x before 3.2.6, and 3.3.x before 3.3.2 does not properly restrict HTTP Live Streaming filename extensions and demuxer names, which allows attackers to read arbitrary files via crafted playlist data.
Remediation
Install update from vendor's website.
References
- http://www.debian.org/security/2017/dsa-3957
- http://www.securityfocus.com/bid/99315
- https://github.com/FFmpeg/FFmpeg/commit/189ff4219644532bdfa7bab28dfedaee4d6d4021
- https://github.com/FFmpeg/FFmpeg/commit/a5d849b149ca67ced2d271dc84db0bc95a548abb
- https://lists.debian.org/debian-lts-announce/2019/01/msg00006.html