VDB-11286 · OSVDB 100179

FFmpeg 2.1 matroskadec.c matroska_read_header Compression Local Privilege Escalation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.1$0-$5k0.00

A vulnerability classified as problematic has been found in FFmpeg 2.1 (Multimedia Processing Software). Affected is the function matroska_read_header of the file libavformat/matroskadec.c. The manipulation of the argument Compression with an unknown input leads to a unknown weakness. The impact remains unknown.

The issue has been introduced in 10/29/2013. The weakness was released 11/21/2013 by Mateusz Jurczyk and Gynvael Coldwind with Google Security Team as matroskadec: use correct compression parameters for current track CodecPrivate as confirmed git commit (GIT Repository). The advisory is available at git.libav.org. The public release was coordinated with the vendor. Technical details are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 23 days. During that time the estimated underground price was around $0-$5k.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.libav.org. A possible mitigation has been published immediately after the disclosure of the vulnerability.

Entries connected to this vulnerability are available at 11290, 11289, 11288 and 11287.

Affected

  • FFmpeg 2.1
  • Libav 0.8.9

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Local Privilege Escalation
CWE: Unknown
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Patch: git.libav.org

Timelineinfo

10/29/2013 🔍
11/21/2013 +23 days 🔍
11/21/2013 +0 days 🔍
11/27/2013 +6 days 🔍
08/26/2017 +1368 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: matroskadec: use correct compression parameters for current track CodecPrivate
Researcher: Mateusz Jurczyk, Gynvael Coldwind
Organization: Google Security Team
Status: Confirmed
Coordinated: 🔍
OSVDB: 100179

See also: 🔍

Entryinfo

Created: 11/27/2013 12:48
Updated: 08/26/2017 06:43
Changes: 11/27/2013 12:48 (50), 08/26/2017 06:43 (1)
Complete: 🔍
Committer: olku

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