PT-2020-10840 · Mattermost · Mattermost Server

Published 2020-06-19 · Updated 2021-07-21 · CVE-2019-20877

Positive Technologies (AI Summary)

CVSS v3.1

5.3

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Mattermost Server versions prior to 5.9.0 Mattermost Server version 5.8.1 and earlier Mattermost Server version 5.7.3 and earlier Mattermost Server version 4.10.8 and earlier

Description An issue allows attackers to obtain sensitive information about whether someone has 2FA enabled.

Recommendations For versions prior to 5.9.0, update to version 5.9.0 or later. For version 5.8.1 and earlier, update to version 5.9.0 or later. For version 5.7.3 and earlier, update to version 5.9.0 or later. For version 4.10.8 and earlier, update to version 5.9.0 or later.

Fix

Related Identifiers

CVE-2019-20877

Affected Products

Mattermost Server

References · 3

• https://mattermost.com/security-updates · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-20877 · Security Note
• https://osv.dev/vulnerability/CVE-2019-20877 · Vendor Advisory