VDB-11677 · OSVDB 101532 · GCVE-100-11677

FFmpeg 2.1 libavformat/4xm.c fourxm_read_packet 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, which was classified as problematic, has been found in FFmpeg 2.1. The affected element is the function fourxm_read_packet of the file libavformat/4xm.c. This manipulation causes an unknown weakness. No exploit exists. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability has been found in FFmpeg 2.1 (Multimedia Processing Software) and classified as problematic. Affected by this vulnerability is the function fourxm_read_packet of the file libavformat/4xm.c. The impact remains unknown.

The issue has been introduced in 10/29/2013. The weakness was disclosed 12/22/2013 by Mateusz Jurczyk and Gynvael Coldwind with Google Security Team as avformat/4xm: shrink packet if it was only partially initialized 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 appears to be difficult. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are known, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 54 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 (101532†). The entries VDB-11681, VDB-11680, VDB-11679 and VDB-11678 are pretty similar. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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 🔍
12/22/2013 +54 days 🔍
12/22/2013 +0 days 🔍
12/31/2013 +9 days 🔍
04/17/2019 +1933 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: avformat/4xm: shrink packet if it was only partially initialized
Researcher: Mateusz Jurczyk, Gynvael Coldwind
Organization: Google Security Team
Status: Confirmed
Coordinated: 🔍

GCVE (VulDB): GCVE-100-11677
OSVDB: 101532

See also: 🔍

Entryinfo

Created: 12/31/2013 12:31
Updated: 04/17/2019 16:34
Changes: 12/31/2013 12:31 (51), 04/17/2019 16:34 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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