FFmpeg 2.0 Sample Rate matroskadec.c matroska_read_header denial of service
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.7 | $0-$5k | 0.00 |
A vulnerability was found in FFmpeg 2.0 (Multimedia Processing Software). It has been declared as problematic. Affected by this vulnerability is the function matroska_read_header
of the file libavformat/matroskadec.c of the component Sample Rate Handler. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability.
The issue has been introduced in 07/11/2013. The weakness was disclosed 08/18/2013 by Michael Niedermayer as avformat/matroskadec: check out_samplerate before using it in av_rescale 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 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 38 days. During that time the estimated underground price was around $0-$5k.
Upgrading to version 0.11.4 eliminates this vulnerability. The upgrade is hosted for download at ffmpeg.org. Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.videolan.org. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published 2 weeks after the disclosure of the vulnerability.
Additional details are provided at git.videolan.org. The entries 10448, 10452 and 10453 are pretty similar.
Affected
- FFmpeg 2.0
- Libav 9.8
Product
Type
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.9VulDB Meta Temp Score: 5.7
VulDB Base Score: 5.9
VulDB Temp Score: 5.7
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
---|---|---|---|---|---|
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
---|---|---|---|---|---|
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: Denial of serviceCWE: CWE-404
ATT&CK: T1499
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Upgrade: FFmpeg 0.11.4
Patch: git.videolan.org
Timeline
07/11/2013 🔍08/18/2013 🔍
08/28/2013 🔍
09/19/2013 🔍
09/24/2013 🔍
04/15/2019 🔍
Sources
Product: ffmpeg.orgAdvisory: avformat/matroskadec: check out_samplerate before using it in av_rescale
Researcher: Michael Niedermayer
Status: Confirmed
Coordinated: 🔍
Secunia: 54921 - FFmpeg Multiple Vulnerabilities, Moderately Critical
OSVDB: 97405
Misc.: 🔍
See also: 🔍
Entry
Created: 09/24/2013 13:04Updated: 04/15/2019 23:27
Changes: 09/24/2013 13:04 (60), 04/15/2019 23:27 (1)
Complete: 🔍
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