SB2017120764 - Information disclosure in ffmpeg (Alpine package)



SB2017120764 - Information disclosure in ffmpeg (Alpine package)

Published: December 7, 2017

Security Bulletin ID SB2017120764
Severity
Medium
Patch available
YES
Number of vulnerabilities 1
Exploitation vector Remote access
Highest impact Information disclosure

Breakdown by Severity

Medium 100%
  • 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.