PT-2023-32449 · Mattermost · Mattermost

Doyensec · Published 2023-11-06 · Updated 2023-11-14 · CVE-2023-5967

Positive Technologies (AI Summary)

CVSS v3.1

4.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Mattermost (affected versions not specified)

Description The issue arises from Mattermost's failure to properly validate requests to the Calls plugin. An attacker can exploit this by sending a request without a User Agent header, which can cause a panic and crash the Calls plugin.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

Improper Check for Exceptional Conditions

Weakness Enumeration

CWE-754

Related Identifiers

CVE-2023-5967

GHSA-XVQ6-H898-WCJ8

Affected Products

Mattermost

References · 6

• https://mattermost.com/security-updates · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-5967 · Security Note
• https://osv.dev/vulnerability/CVE-2023-5967 · Vendor Advisory
• https://osv.dev/vulnerability/GHSA-xvq6-h898-wcj8 · Vendor Advisory
• https://github.com/mattermost/mattermost · Note
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-5967 · Note