VDB-11980 · OSVDB 102155 · GCVE-100-11980

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 labeled as problematic has been found in FFmpeg 2.1. Affected by this issue is the function hls_slice_header of the file libavcodec/hevc.c. Executing a manipulation can lead to memory corruption. No exploit is available. It is advisable to implement a patch to correct this issue.

Detailsinfo

A vulnerability classified as critical was found in FFmpeg 2.1 (Multimedia Processing Software). This vulnerability affects the function hls_slice_header of the file libavcodec/hevc.c. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability.

The issue has been introduced in 10/29/2013. The weakness was published 01/13/2014 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 for download at git.videolan.org. The public release has been coordinated with the vendor. The exploitation appears to be difficult. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are known technical details, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 76 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 (102155†). Similar entry is available at VDB-12101. Once again VulDB remains the best source for 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 🔍
01/13/2014 +76 days 🔍
01/13/2014 +0 days 🔍
01/17/2014 +4 days 🔍
04/18/2019 +1917 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-100-11980
OSVDB: 102155

See also: 🔍

Entryinfo

Created: 01/17/2014 09:04
Updated: 04/18/2019 09:55
Changes: 01/17/2014 09:04 (50), 04/18/2019 09:55 (2)
Complete: 🔍
Cache ID: 216:FA5:103

Once again VulDB remains the best source for vulnerability data.

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