VDB-11659 · OSVDB 101478 · GCVE-100-11659

FFmpeg 2.1 libavcodec/dirac_dwt.c ff_spatial_idwt_init2 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 marked as problematic has been reported in FFmpeg 2.1. Affected is the function ff_spatial_idwt_init2 of the file libavcodec/dirac_dwt.c. This manipulation causes an unknown weakness. There is no exploit available. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability has been found in FFmpeg 2.1 (Multimedia Processing Software) and classified as problematic. Affected by this vulnerability is the function ff_spatial_idwt_init2 of the file libavcodec/dirac_dwt.c. The impact remains unknown.

The issue has been introduced in 10/29/2013. The weakness was shared 12/18/2013 by Mateusz Jurczyk and Gynvael Coldwind with Google Security Team as avcodec/dirac_dwt: initialize support value for fidelity wavelet as confirmed git commit (GIT Repository). It is possible to read the advisory at git.videolan.org. The vendor cooperated in the coordination of the public release. The exploitation appears to be difficult. The attack can be launched remotely. The exploitation doesn't need any form of authentication. 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 50 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 (101478†). The entries VDB-11658, VDB-11657, VDB-11656 and VDB-11655 are related to this item. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Affected

  • FFmpeg 2.1
  • Libav 0.8.9

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
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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.videolan.org

Timelineinfo

10/29/2013 🔍
12/18/2013 +50 days 🔍
12/18/2013 +0 days 🔍
12/30/2013 +12 days 🔍
04/17/2019 +1934 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: avcodec/dirac_dwt: initialize support value for fidelity wavelet
Researcher: Mateusz Jurczyk, Gynvael Coldwind
Organization: Google Security Team
Status: Confirmed
Coordinated: 🔍

GCVE (VulDB): GCVE-100-11659
OSVDB: 101478

See also: 🔍

Entryinfo

Created: 12/30/2013 11:08
Updated: 04/17/2019 16:28
Changes: 12/30/2013 11:08 (51), 04/17/2019 16:28 (1)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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