CVE-2023-5330CWE-400

Denial of Service via Opengraph Data Cache

Medium · published October 9, 2023

CVSS v3.1
4.3
EPSS
1%
Percentile
47.8
In the wild
Unconfirmed
What it is

Mattermost fails to enforce a limit for the size of the cache entry for OpenGraph data allowing an attacker to send a specially crafted request to the /api/v4/opengraph filling the cache and turning the server unavailable.

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
0.00595 · 47.8th percentile
Weakness
CWE-400 · Uncontrolled Resource Consumption
Published
2023-10-09T10:38Z
EPSS history
Timeline
  • 09 OCT 10:38Z
    Denial of Service via Opengraph Data Cache
    cvelistv5