Description
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.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Mattermost | Mattermost | ≤ 7.8.10, ≤ 8.0.2, ≤ 8.1.1 | 7.8.11 |
Advisories 1
- WID-SEC-2023-2590 Mattermost: Mehrere Schwachstellen ermöglichen nicht spezifizierte Angriffe BSI CERT-Bund (WID) · Oct 9, 2023