VDB-12101 · OSVDB 102664 · GCVE-100-12101

FFmpeg 2.1 libavcodec/hevc.c hls_slice_header Remote Code Execution

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.
5.4	$0-$5k	0.00

Summaryinfo

A vulnerability was found in FFmpeg 2.1. It has been classified as problematic. Affected by this issue is the function hls_slice_header of the file libavcodec/hevc.c. The manipulation leads to an unknown weakness. There is not any exploit available. Applying a patch is the recommended action to fix this issue.

Detailsinfo

A vulnerability was found in FFmpeg 2.1 (Multimedia Processing Software) and classified as problematic. This issue affects the function hls_slice_header of the file libavcodec/hevc.c. The impact remains unknown.

The issue has been introduced in 10/29/2013. The weakness was released 01/21/2014 by Mateusz Jurczyk and Gynvael Coldwind with Google Security Team as hevc: Bound check slice_qp as confirmed git commit (GIT Repository). The advisory is shared at git.videolan.org. The public release was coordinated with the project team. The exploitation is known to be difficult. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are known, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 84 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 (102664†). Entry connected to this vulnerability is available at VDB-11980. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Affected

FFmpeg 2.1
Libav 0.8.9

Productinfo

Type

Multimedia Processing Software

Name

FFmpeg

Version

License

open-source

Website

Product: https://ffmpeg.org/

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

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: 🔍

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: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

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 🔍
01/21/2014 +84 days 🔍
01/21/2014 +0 days 🔍
01/31/2014 +10 days 🔍
04/18/2019 +1903 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: hevc: Bound check slice_qp
Researcher: Mateusz Jurczyk, Gynvael Coldwind
Organization: Google Security Team
Status: Confirmed
Coordinated: 🔍

GCVE (VulDB): GCVE-100-12101
OSVDB: 102664

See also: 🔍

Entryinfo

Created: 01/31/2014 10:03
Updated: 04/18/2019 11:13
Changes: 01/31/2014 10:03 (51), 04/18/2019 11:13 (1)
Complete: 🔍
Cache ID: 216:89E:103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.