VDB-11791 · OSVDB 101904 · GCVE-100-11791

FFmpeg 2.1 libavformat/rmdec.c ff_rm_parse_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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5.1$0-$5k0.00

Summaryinfo

A vulnerability has been found in FFmpeg 2.1 and classified as problematic. Affected is the function ff_rm_parse_packet of the file libavformat/rmdec.c. This manipulation causes uninitialized resource. Additionally, an exploit exists. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability classified as problematic was found in FFmpeg 2.1 (Multimedia Processing Software). Affected by this vulnerability is the function ff_rm_parse_packet of the file libavformat/rmdec.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 released 01/09/2014 by Mateusz Jurczyk and Gynvael Coldwind with Google Security Team as avformat/rmdec: when reading audio blocks, dont leave holes when reading fails as confirmed git commit (GIT Repository). It is possible to read the advisory at git.videolan.org. The public release was coordinated with the project team. The exploitation appears to be difficult. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known.

It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 72 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 (101904†). Entries connected to this vulnerability are available at VDB-11793 and VDB-11792. Be aware that VulDB is the high quality source for vulnerability data.

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: 5.1

VulDB Base Score: 5.6
VulDB Temp Score: 5.1
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: 🔍
Access: Public
Status: Proof-of-Concept
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 🔍
01/09/2014 +72 days 🔍
01/09/2014 +0 days 🔍
01/13/2014 +4 days 🔍
04/18/2019 +1921 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: avformat/rmdec: when reading audio blocks, dont leave holes when reading fails
Researcher: Mateusz Jurczyk, Gynvael Coldwind
Organization: Google Security Team
Status: Confirmed
Coordinated: 🔍

GCVE (VulDB): GCVE-100-11791
OSVDB: 101904

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 01/13/2014 12:02
Updated: 04/18/2019 09:33
Changes: 01/13/2014 12:02 (52), 04/18/2019 09:33 (2)
Complete: 🔍
Cache ID: 216:57B:103

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

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