FFmpeg 2.0 decode_update_thread_context memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.4$0-$5k0.04

A vulnerability has been found in FFmpeg 2.0 (Multimedia Processing Software) and classified as critical. This vulnerability affects the function decode_update_thread_context. 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 07/11/2013. The weakness was presented 02/06/2014 as h264: reset data partitioning at the beginning of each decode call as confirmed git commit (GIT Repository). The advisory is available at git.videolan.org. This vulnerability was named CVE-2014-125020. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 210 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 X-Force (91078). See 12293, 12294, 12295 and 12296 for similar entries.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.4

VulDB Base Score: 7.3
VulDB Temp Score: 6.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Patch: git.videolan.org

Timelineinfo

07/11/2013 🔍
02/06/2014 +210 days 🔍
02/06/2014 +0 days 🔍
02/14/2014 +8 days 🔍
06/18/2022 +3046 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: h264: reset data partitioning at the beginning of each decode call
Status: Confirmed

CVE: CVE-2014-125020 (🔍)
X-Force: 91078 - FFmpeg decode_update_thread_context() code execution, Medium Risk
Secunia: 56838 - FFmpeg Multiple Vulnerabilities, Moderately Critical

See also: 🔍

Entryinfo

Created: 02/14/2014 09:18
Updated: 06/18/2022 08:27
Changes: 02/14/2014 09:18 (43), 04/16/2019 11:08 (8), 06/18/2022 08:27 (3)
Complete: 🔍

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