VDB-9861 · OSVDB 95973 · GCVE-100-9861

FFmpeg 2.0 Clipping Range libavcodec/alsdec.c read_channel_data 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 was found in FFmpeg 2.0. It has been classified as problematic. Impacted is the function read_channel_data of the file libavcodec/alsdec.c of the component Clipping Range Handler. Performing a manipulation results in an unknown weakness. There is not any exploit available. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability was found in FFmpeg 2.0 (Multimedia Processing Software). It has been classified as problematic. This affects the function read_channel_data of the file libavcodec/alsdec.c of the component Clipping Range Handler. The impact remains unknown.

The issue has been introduced in 07/11/2013. The weakness was released 07/23/2013 by Mateusz Jurczyk and Gynvael Coldwind with Google Security Team as alsdec: Fix the clipping range as confirmed git commit (GIT Repository). The advisory is shared at git.libav.org. The public release was coordinated with the project team. The exploitability is told to be difficult. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are known, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 12 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 (95973†). Entries connected to this vulnerability are available at VDB-9865, VDB-9864, VDB-9863 and VDB-9862. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Affected

  • FFmpeg 2.0
  • Libav 0.8.8/9.8

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.libav.org

Timelineinfo

07/11/2013 🔍
07/23/2013 +12 days 🔍
07/23/2013 +0 days 🔍
08/08/2013 +16 days 🔍
04/15/2019 +2076 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: alsdec: Fix the clipping range
Researcher: Mateusz Jurczyk, Gynvael Coldwind
Organization: Google Security Team
Status: Confirmed
Coordinated: 🔍

GCVE (VulDB): GCVE-100-9861
OSVDB: 95973

See also: 🔍

Entryinfo

Created: 08/08/2013 13:13
Updated: 04/15/2019 16:56
Changes: 08/08/2013 13:13 (52), 04/15/2019 16:56 (1)
Complete: 🔍
Cache ID: 216::103

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

Discussion

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