VDB-11657 · OSVDB 101476 · GCVE-100-11657

FFmpeg 2.1 libavformat/isom.c mp4_read_dec_config_descr Remote Code Execution

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.4$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in FFmpeg 2.1. This affects the function mp4_read_dec_config_descr of the file libavformat/isom.c. The manipulation leads to an unknown weakness. No exploit exists. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in FFmpeg 2.1 (Multimedia Processing Software). This issue affects the function mp4_read_dec_config_descr of the file libavformat/isom.c. The impact remains unknown.

The issue has been introduced in 10/29/2013. The weakness was disclosed 12/18/2013 by Mateusz Jurczyk and Gynvael Coldwind with Google Security Team as avformat/isom: zero MPEG4AudioConfig to avoid leaving fields uninitialized as confirmed git commit (GIT Repository). The advisory is shared at git.videolan.org. The public release has been coordinated in cooperation with the project team. The exploitation is known to be difficult. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 50 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.videolan.org. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at OSVDB (101476†). The entries VDB-11659, VDB-11658, VDB-11656 and VDB-11655 are pretty similar. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Affected

  • FFmpeg 2.1
  • Libav 0.8.9

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.4

VulDB Base Score: 5.6
VulDB Temp Score: 5.4
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: Remote Code Execution
CWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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.videolan.org

Timelineinfo

10/29/2013 🔍
12/18/2013 +50 days 🔍
12/18/2013 +0 days 🔍
12/30/2013 +12 days 🔍
04/17/2019 +1934 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: avformat/isom: zero MPEG4AudioConfig to avoid leaving fields uninitialized
Researcher: Mateusz Jurczyk, Gynvael Coldwind
Organization: Google Security Team
Status: Confirmed
Coordinated: 🔍

GCVE (VulDB): GCVE-100-11657
OSVDB: 101476

See also: 🔍

Entryinfo

Created: 12/30/2013 11:06
Updated: 04/17/2019 16:24
Changes: 12/30/2013 11:06 (51), 04/17/2019 16:24 (1)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Discussion

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