CVE-2021-37865CWE-400

Server-side Denial of Service while processing a specifically crafted GIF file

Medium · published January 18, 2022

CVSS v3.1
4.3
EPSS
1%
Percentile
59.2
In the wild
Unconfirmed
What it is

Mattermost 6.2 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.

The record
Technical detail
CVSS v3.1
4.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CVSS v4.0
Not supplied
EPSS
0.00897 · 59.2th percentile
Weakness
CWE-400 · Uncontrolled Resource Consumption
Published
2022-01-18T16:51Z
EPSS history
Timeline
  • 18 JAN 16:51Z
    Server-side Denial of Service while processing a specifically crafted GIF file
    cvelistv5