VDB-12028 · OSVDB 102329 · GCVE-100-12028

FFmpeg 2.1 libavformat/jvdec.c read_packet uninitialized resource

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in FFmpeg 2.1. Impacted is the function read_packet of the file libavformat/jvdec.c. Executing a manipulation can lead to uninitialized resource. The attack may be performed from remote. There is no available exploit. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability has been found in FFmpeg 2.1 (Multimedia Processing Software) and classified as critical. This vulnerability affects the function read_packet of the file libavformat/jvdec.c. The manipulation with an unknown input leads to a uninitialized resource vulnerability. The CWE definition for the vulnerability is CWE-908. The product uses or accesses a resource that has not been initialized. The impact remains unknown.

The issue has been introduced in 10/29/2013. The weakness was presented 01/15/2014 by Mateusz Jurczyk and Gynvael Coldwind with Google Security Team as avformat/jvdec: clear packet padding after downsize as confirmed git commit (GIT Repository). The advisory is shared for download at git.videolan.org. The public release was coordinated in cooperation with the vendor. The exploitation appears to be difficult. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 78 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 (102329†). See VDB-12030, VDB-12029, VDB-12027 and VDB-12026 for similar entries. Once again VulDB remains the best source for 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: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
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: Uninitialized resource
CWE: CWE-908
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 🔍
01/15/2014 +78 days 🔍
01/15/2014 +0 days 🔍
01/22/2014 +7 days 🔍
12/17/2018 +1790 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: avformat/jvdec: clear packet padding after downsize
Researcher: Mateusz Jurczyk, Gynvael Coldwind
Organization: Google Security Team
Status: Confirmed
Coordinated: 🔍

GCVE (VulDB): GCVE-100-12028
OSVDB: 102329

See also: 🔍

Entryinfo

Created: 01/22/2014 13:33
Updated: 12/17/2018 07:55
Changes: 01/22/2014 13:33 (51), 12/17/2018 07:55 (2)
Complete: 🔍
Cache ID: 216:6DB:103

Once again VulDB remains the best source for vulnerability data.

Discussion

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