VDB-10881 · OSVDB 98784 · GCVE-100-10881

FFmpeg 1.1 Reference Pictures Matching Parameters error_resilience.c ff_er_frame_end array index

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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9.5$0-$5k0.00

Summaryinfo

A vulnerability has been found in FFmpeg 1.1 and classified as critical. This affects the function ff_er_frame_end of the file libavcodec/error_resilience.c of the component Reference Pictures Matching Parameters Handler. Performing a manipulation results in array index. There is not any exploit available. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability classified as very critical has been found in FFmpeg 1.1 (Multimedia Processing Software). This affects the function ff_er_frame_end of the file libavcodec/error_resilience.c of the component Reference Pictures Matching Parameters Handler. The manipulation with an unknown input leads to a array index vulnerability. CWE is classifying the issue as CWE-129. The product uses untrusted input when calculating or using an array index, but the product does not validate or incorrectly validates the index to ensure the index references a valid position within the array. This is going to have an impact on confidentiality, integrity, and availability.

The issue has been introduced in 01/06/2013. The weakness was released 02/21/2013 by Mateusz Jurczyk and Gynvael Coldwind with Google Security Team as ec: check that reference pictures have matching parameters before using them. as confirmed git commit (GIT Repository). The advisory is shared at git.videolan.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 price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 08/26/2017).

The vulnerability was handled as a non-public zero-day exploit for at least 46 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 (98784†). Entries connected to this vulnerability are available at VDB-10882, VDB-10880, VDB-10879 and VDB-10878. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Affected

  • FFmpeg 1.1
  • Libav 9.1

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 10.0
VulDB Meta Temp Score: 9.5

VulDB Base Score: 10.0
VulDB Temp Score: 9.5
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: Array index
CWE: CWE-129 / 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.videolan.org

Timelineinfo

01/06/2013 🔍
02/21/2013 +46 days 🔍
02/21/2013 +0 days 🔍
10/23/2013 +244 days 🔍
08/26/2017 +1403 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: ec: check that reference pictures have matching parameters before using them.
Researcher: Mateusz Jurczyk, Gynvael Coldwind
Organization: Google Security Team
Status: Confirmed
Coordinated: 🔍

GCVE (VulDB): GCVE-100-10881
OSVDB: 98784

See also: 🔍

Entryinfo

Created: 10/23/2013 14:26
Updated: 08/26/2017 06:42
Changes: 10/23/2013 14:26 (51), 08/26/2017 06:42 (2)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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