VDB-10631 · OSVDB 98178 · GCVE-100-10631

FFmpeg 2.0 Return Value Checker libavformat/asfdec.c asf_read_header 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 asf_read_header of the file libavformat/asfdec.c of the component Return Value Checker. 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, which was classified as problematic, has been found in FFmpeg 2.0 (Multimedia Processing Software). This issue affects the function asf_read_header of the file libavformat/asfdec.c of the component Return Value Checker. The impact remains unknown.

The issue has been introduced in 07/11/2013. The weakness was released 09/30/2013 by Mateusz Jurczyk and Gynvael Coldwind with Google Security Team as asfdec: Check the return value of asf_read_stream_properties 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 exploitation is known to be difficult. 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 81 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 git commit contains the following remark:

This makes sure errors in setting stream parameters are passed on to the caller. This avoids successfully opening files while some parameters aren't filled in properly.

The vulnerability is also documented in the vulnerability database at OSVDB (98178†). 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: 5.6
VulDB Meta Temp Score: 5.4

VulDB Base Score: 5.6
VulDB Temp Score: 5.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
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 🔍
09/30/2013 +81 days 🔍
09/30/2013 +0 days 🔍
10/09/2013 +9 days 🔍
04/16/2019 +2015 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: asfdec: Check the return value of asf_read_stream_properties
Researcher: Mateusz Jurczyk, Gynvael Coldwind
Organization: Google Security Team
Status: Confirmed
Coordinated: 🔍

GCVE (VulDB): GCVE-100-10631
OSVDB: 98178

Entryinfo

Created: 10/09/2013 17:04
Updated: 04/16/2019 09:20
Changes: 10/09/2013 17:04 (52), 04/16/2019 09:20 (1)
Complete: 🔍
Cache ID: 216::103

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

Discussion

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