CVE-2023-5967

published 2023-11-06

CVE-2023-5967: Mattermost fails to properly validate requests to the Calls plugin, allowing an attacker sending a request without a User Agent header to cause a panic and…

Priority P4 20 medium 4.3 CVSS 3.1

AV N AC L PR L UI N S U C N I N A L

Mattermost fails to properly validate requests to the Calls plugin, allowing an attacker sending a request without a User Agent header to cause a panic and crash the Calls plugin

Affected

7 ranges

Vendor	Product	Version range	Fixed in
github.com	mattermost_mattermost-server_v6	>= 0 < 7.8.12	7.8.12
github.com	mattermost_mattermost_server_v8	>= 8.0.0 < 8.0.4	8.0.4
github.com	mattermost_mattermost_server_v8	>= 8.1.0 < 8.1.3	8.1.3
github.com	mattermost_mattermost_server_v8	>= 9.0.0 < 9.0.1	9.0.1
mattermost	mattermost	<= 7.8.11	—
mattermost	mattermost	8.0.0 – 8.0.3	—
mattermost	mattermost	8.1.0 – 8.1.2	—

Stop checking back — get the weekly exploitation signal.

Every Monday: what got weaponized or added to CISA KEV in the last seven days — each CVE cross-linked to its PoC, Nuclei template, and detection rule. Free, one email a week, unsubscribe in one click.

CWE-754