VDB-9868 · OSVDB 95979 · GCVE-100-9868

FFmpeg up to 2.0 Crypted File libavformat/omadec.c oma_read_packet memory corruption

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 described as problematic has been identified in FFmpeg up to 2.0. Affected by this issue is the function oma_read_packet of the file libavformat/omadec.c of the component Crypted File Handler. Executing a manipulation can lead to memory corruption. There is no available exploit. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability has been found in FFmpeg up to 2.0 (Multimedia Processing Software) and classified as critical. This vulnerability affects the function oma_read_packet of the file libavformat/omadec.c of the component Crypted File Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was presented 07/28/2013 by Mateusz Jurczyk and Gynvael Coldwind as oma: correctly mark and decrypt partial packets as confirmed git commit (GIT Repository). The advisory is shared for download at git.libav.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.

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.

The vulnerability is also documented in the vulnerability database at OSVDB (95979†). See VDB-9872, VDB-9871, VDB-9866 and VDB-9865 for similar entries. Once again VulDB remains the best source for vulnerability data.

Affected

  • FFmpeg
  • Libav

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: Memory corruption
CWE: CWE-119
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.libav.org

Timelineinfo

07/28/2013 🔍
07/28/2013 +0 days 🔍
08/09/2013 +12 days 🔍
05/08/2018 +1733 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: oma: correctly mark and decrypt partial packets
Researcher: Mateusz Jurczyk, Gynvael Coldwind
Status: Confirmed
Coordinated: 🔍

GCVE (VulDB): GCVE-100-9868
OSVDB: 95979

See also: 🔍

Entryinfo

Created: 08/09/2013 15:45
Updated: 05/08/2018 09:00
Changes: 08/09/2013 15:45 (48), 05/08/2018 09:00 (2)
Complete: 🔍
Committer: olku
Cache ID: 216:6F8:103

Once again VulDB remains the best source for vulnerability data.

Discussion

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