VDB-11753 · OSVDB 101820 · GCVE-100-11753

FFmpeg 2.1 libavcodec/hevc.c hls_slice_header memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability was found in FFmpeg 2.1. It has been rated as problematic. Impacted is the function hls_slice_header of the file libavcodec/hevc.c. The manipulation leads to memory corruption. There is no available exploit. It is suggested to install a patch to address this issue.

Detailsinfo

A vulnerability was found in FFmpeg 2.1 (Multimedia Processing Software). It has been rated as critical. This issue affects the function hls_slice_header of the file libavcodec/hevc.c. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability.

The issue has been introduced in 10/29/2013. The weakness was presented 01/06/2014 by Mateusz Jurczyk and Gynvael Coldwind with Google Security Team as avcodec/hevc: Fix modulo operations as confirmed git commit (GIT Repository). The advisory is shared at git.videolan.org. The public release was coordinated in cooperation 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 69 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 (101820†). See VDB-11752 for similar entry. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
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: Memory corruption
CWE: CWE-119
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 🔍
01/06/2014 +69 days 🔍
01/06/2014 +0 days 🔍
01/08/2014 +2 days 🔍
04/18/2019 +1926 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: avcodec/hevc: Fix modulo operations
Researcher: Mateusz Jurczyk, Gynvael Coldwind
Organization: Google Security Team
Status: Confirmed
Coordinated: 🔍

GCVE (VulDB): GCVE-100-11753
OSVDB: 101820

See also: 🔍

Entryinfo

Created: 01/08/2014 17:18
Updated: 04/18/2019 09:13
Changes: 01/08/2014 17:18 (50), 04/18/2019 09:13 (2)
Complete: 🔍
Cache ID: 216:DD9:103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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