VDB-9872 · OSVDB 95990 · GCVE-100-9872

FFmpeg up to 2.0 Quantization Matrix libavcodec/bink.c read_dect_coeffs Local Privilege Escalation

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.
5.1$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in FFmpeg up to 2.0. Impacted is the function read_dect_coeffs of the file libavcodec/bink.c of the component Quantization Matrix Handler. Such manipulation leads to an unknown weakness. No exploit exists. Applying a patch is advised to resolve this issue.

Detailsinfo

A vulnerability was found in FFmpeg up to 2.0 (Multimedia Processing Software). It has been rated as problematic. Affected by this issue is the function read_dect_coeffs of the file libavcodec/bink.c of the component Quantization Matrix Handler. The impact remains unknown.

The weakness was disclosed 08/05/2013 by Mateusz Jurczyk and Gynvael Coldwind as bink: Bound check the quantization matrix as confirmed git commit (GIT Repository). The advisory is shared for download at git.libav.org. The public release has been coordinated in cooperation with the vendor. There are known technical details, but no exploit is available.

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 vulnerability is also documented in the vulnerability database at OSVDB (95990†). The entries VDB-9871 and VDB-9868 are pretty similar. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Affected

  • FFmpeg
  • Libav

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Local Privilege Escalation
CWE: Unknown
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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.libav.org

Timelineinfo

08/05/2013 🔍
08/05/2013 +0 days 🔍
08/09/2013 +4 days 🔍
05/08/2018 +1733 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: bink: Bound check the quantization matrix
Researcher: Mateusz Jurczyk, Gynvael Coldwind
Status: Confirmed
Coordinated: 🔍

GCVE (VulDB): GCVE-100-9872
OSVDB: 95990

See also: 🔍

Entryinfo

Created: 08/09/2013 17:29
Updated: 05/08/2018 09:00
Changes: 08/09/2013 17:29 (47), 05/08/2018 09:00 (1)
Complete: 🔍
Committer: olku
Cache ID: 216:86F:103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you want to use VulDB in your project?

Use the official API to access entries easily!