VDB-10511 · OSVDB 97894 · GCVE-100-10511

FFmpeg 2.0 Huffman Decoding libavcodec/xan.c 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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7.0$0-$5k0.00

Summaryinfo

A vulnerability marked as problematic has been reported in FFmpeg 2.0. The affected element is an unknown function of the file libavcodec/xan.c of the component Huffman Decoding. The manipulation leads to an unknown weakness. There is not any exploit available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability was found in FFmpeg 2.0 (Multimedia Processing Software). It has been rated as critical. This issue affects an unknown code of the file libavcodec/xan.c of the component Huffman Decoding. The impact remains unknown.

The issue has been introduced in 07/11/2013. The weakness was released 09/29/2013 by Mateusz Jurczyk and Gynvael Coldwind with Google Security Team as xan: Only read within the data that actually was initialized as confirmed git commit (GIT Repository). It is possible to read the advisory at git.libav.org. The public release was coordinated with the project team. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 80 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.

The vulnerability is also documented in the vulnerability database at OSVDB (97894†). Entries connected to this vulnerability are available at VDB-10515, VDB-10514, VDB-10513 and VDB-10512. Be aware that VulDB is the high quality source for vulnerability data.

Affected

  • FFmpeg 2.0
  • Libav 9.9

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: 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.libav.org

Timelineinfo

07/11/2013 🔍
09/29/2013 +80 days 🔍
09/29/2013 +0 days 🔍
10/01/2013 +2 days 🔍
04/16/2019 +2023 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: xan: Only read within the data that actually was initialized
Researcher: Mateusz Jurczyk, Gynvael Coldwind
Organization: Google Security Team
Status: Confirmed
Coordinated: 🔍

GCVE (VulDB): GCVE-100-10511
OSVDB: 97894

See also: 🔍

Entryinfo

Created: 10/01/2013 12:52
Updated: 04/16/2019 06:59
Changes: 10/01/2013 12:52 (51), 04/16/2019 06:59 (1)
Complete: 🔍
Cache ID: 216:484:103

Be aware that VulDB is the high quality source for vulnerability data.

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