VDB-9107 · SA53766 · OSVDB 94130

FFmpeg libavcodec/smvjpegdec.c smv_img_pnt array index

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.0$0-$5k0.00

Summaryinfo

A vulnerability was found in FFmpeg. It has been rated as critical. Affected is the function smv_img_pnt of the file libavcodec/smvjpegdec.c. The manipulation leads to array index. No exploit exists. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability was found in FFmpeg (Multimedia Processing Software) (version unknown). It has been rated as critical. This issue affects the function smv_img_pnt of the file libavcodec/smvjpegdec.c. The manipulation with an unknown input leads to a array index vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability.

The weakness was disclosed 06/08/2013 by Mateusz Jurczyk and Gynvael Coldwind as avcodec/smvjpegdec: copy palette too as confirmed git commit (GIT Repository). It is possible to read the advisory at git.videolan.org. The public release has been coordinated in cooperation with the project team. The exploitation is known to be difficult. The attack needs to approached within the local network. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit.

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 databases at OSVDB (94130†) and Secunia (SA53766†). The entries VDB-9108, VDB-9109, VDB-9129 and VDB-9130 are pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Affected

  • FFmpeg
  • Libav

Productinfo

Type

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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: Partially

Availability: 🔍
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Patch: git.videolan.org

Timelineinfo

06/08/2013 🔍
06/08/2013 +0 days 🔍
06/12/2013 +4 days 🔍
06/19/2013 +7 days 🔍
05/06/2018 +1782 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: avcodec/smvjpegdec: copy palette too
Researcher: Mateusz Jurczyk, Gynvael Coldwind
Status: Confirmed
Coordinated: 🔍

GCVE (VulDB): GCVE-100-9107
Secunia: 53766 - FFmpeg Multiple Vulnerabilities, Moderately Critical
OSVDB: 94130

See also: 🔍

Entryinfo

Created: 06/12/2013 12:43
Updated: 05/06/2018 11:32
Changes: 06/12/2013 12:43 (51), 05/06/2018 11:32 (1)
Complete: 🔍
Committer:
Cache ID: 216::103

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

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Might our Artificial Intelligence support you?

Check our Alexa App!