FFmpeg 4.2 vf_colorconstancy.c: slice_get_derivative heap-based overflow

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.0$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in FFmpeg 4.2. This affects the function slice_get_derivative of the file libavfilter/vf_colorconstancy.c:. This manipulation causes heap-based overflow. This vulnerability is registered as CVE-2020-22029. Remote exploitation of the attack is possible. No exploit is available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability was found in FFmpeg 4.2 (Multimedia Processing Software). It has been declared as critical. Affected by this vulnerability is the function slice_get_derivative of the file libavfilter/vf_colorconstancy.c:. The manipulation with an unknown input leads to a heap-based overflow vulnerability. The CWE definition for the vulnerability is CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was published 05/28/2021. It is possible to read the advisory at trac.ffmpeg.org. This vulnerability is known as CVE-2020-22029. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit.

Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.videolan.org.

Be aware that VulDB is the high quality 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: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
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: Heap-based overflow
CWE: CWE-122 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: git.videolan.org

Timelineinfo

08/13/2020 🔍
05/28/2021 +288 days 🔍
05/28/2021 +0 days 🔍
05/30/2021 +2 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: trac.ffmpeg.org
Status: Confirmed

CVE: CVE-2020-22029 (🔍)
GCVE (CVE): GCVE-0-2020-22029
GCVE (VulDB): GCVE-100-175975

Entryinfo

Created: 05/28/2021 06:29
Updated: 05/30/2021 12:46
Changes: 05/28/2021 06:29 (39), 05/30/2021 12:46 (5)
Complete: 🔍
Cache ID: 216::103

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