FFmpeg 4.4 Argument libavformat/adtsenc.c adts_decode_extradata return value

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in FFmpeg 4.4. This impacts the function adts_decode_extradata of the file libavformat/adtsenc.c of the component Argument Handler. This manipulation causes return value. This vulnerability is tracked as CVE-2021-38171. No exploit exists. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability was found in FFmpeg 4.4 (Multimedia Processing Software). It has been declared as critical. Affected by this vulnerability is the function adts_decode_extradata of the file libavformat/adtsenc.c of the component Argument Handler. The manipulation with an unknown input leads to a return value vulnerability. The CWE definition for the vulnerability is CWE-252. The product does not check the return value from a method or function, which can prevent it from detecting unexpected states and conditions. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was disclosed 08/21/2021 as 9ffa49496d1aae4cbbb387aac28a9e061a6ab0a6. It is possible to read the advisory at github.com. This vulnerability is known as CVE-2021-38171. 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 github.com.

Statistical analysis made it clear that VulDB provides the best quality 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: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
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: Return value
CWE: CWE-252 / CWE-253
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

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: github.com

Timelineinfo

08/07/2021 🔍
08/21/2021 +14 days 🔍
08/21/2021 +0 days 🔍
08/25/2021 +4 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: 9ffa49496d1aae4cbbb387aac28a9e061a6ab0a6
Status: Confirmed

CVE: CVE-2021-38171 (🔍)
GCVE (CVE): GCVE-0-2021-38171
GCVE (VulDB): GCVE-100-181267

Entryinfo

Created: 08/21/2021 23:37
Updated: 08/25/2021 17:31
Changes: 08/21/2021 23:37 (41), 08/25/2021 17:31 (2)
Complete: 🔍
Cache ID: 216::103

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