FFmpeg 4.2 libavcodec/lpc.h denial of service

CVSS Meta Temp Score
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CTI Interest Score
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5.4$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic was found in FFmpeg 4.2. Affected is an unknown function of the file libavcodec/lpc.h. The manipulation results in denial of service. This vulnerability is reported as CVE-2020-20445. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability was found in FFmpeg 4.2 (Multimedia Processing Software). It has been classified as problematic. Affected is an unknown function of the file libavcodec/lpc.h. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability.

The weakness was disclosed 05/26/2021. The advisory is shared for download at trac.ffmpeg.org. This vulnerability is traded as CVE-2020-20445. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1499.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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: 5.4
VulDB Meta Temp Score: 5.4

VulDB Base Score: 4.3
VulDB Temp Score: 4.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/13/2020 🔍
05/26/2021 +286 days 🔍
05/26/2021 +0 days 🔍
05/29/2021 +3 days 🔍

Sourcesinfo

Product: ffmpeg.org

Advisory: trac.ffmpeg.org
Status: Confirmed

CVE: CVE-2020-20445 (🔍)
GCVE (CVE): GCVE-0-2020-20445
GCVE (VulDB): GCVE-100-175812

Entryinfo

Created: 05/26/2021 08:34
Updated: 05/29/2021 09:35
Changes: 05/26/2021 08:34 (36), 05/29/2021 09:32 (2), 05/29/2021 09:35 (18)
Complete: 🔍
Cache ID: 216::103

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