PT-2020-10823 · Mattermost · Mattermost Server

Published 2020-06-19 · Updated 2020-06-29 · CVE-2019-20860

Positive Technologies (AI Summary)

CVSS v3.1

5.5

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Mattermost Server versions prior to 5.14.0 Mattermost Server versions prior to 5.13.3 Mattermost Server versions prior to 5.12.6 Mattermost Server versions prior to 5.9.4

Description An issue in Mattermost Server allows remote attackers to cause a denial of service, resulting in an application hang, by sending a crafted SVG document.

Recommendations For versions prior to 5.14.0, update to version 5.14.0 or later. For versions prior to 5.13.3, update to version 5.13.3 or later. For versions prior to 5.12.6, update to version 5.12.6 or later. For versions prior to 5.9.4, update to version 5.9.4 or later.

Fix

Related Identifiers

CVE-2019-20860

Affected Products

Mattermost Server

References · 3

• https://mattermost.com/security-updates · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2019-20860 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-20860 · Security Note