CVE-2022-3257

 

Published at: - 23-09-2022 05:15

Last modified: - 27-09-2022 12:23

Total changes: - 2

Description

Mattermost version 7.1.x and earlier fails to sufficiently process a specifically crafted GIF file when it is uploaded while drafting a post, which allows authenticated users to cause resource exhaustion while processing the file, resulting in server-side Denial of Service.

Common Vulnerability Scoring System (CVSS)

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

 

Verification logic

 

Reference

• https://hackerone.com/reports/1620170
• https://mattermost.com/security-updates/

 

Keywords

NVD

 

CVE-2022-3257

 

CVE

 

Common vulnerabilities & exposures

 

CVSS

 

Common vulnerability scoring system

 

Security

 

Vulnerabilities

 

Exposures