PT-2020-10814 · Mattermost · Mattermost Mobile Apps

Published 2020-06-19 · Updated 2020-10-27 · CVE-2019-20851

Positive Technologies (AI Summary)

CVSS v3.1

9.1

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions Mattermost Mobile Apps versions prior to 1.26.0

Description An issue allows an attacker to use directory traversal with the Video Preview feature to overwrite arbitrary files on a device.

Recommendations For versions prior to 1.26.0, update to version 1.26.0 or later to resolve the issue. As a temporary workaround, consider disabling the Video Preview feature until a patch is available.

Fix

Path traversal

Weakness Enumeration

CWE-22

Related Identifiers

CVE-2019-20851

Affected Products

Mattermost Mobile Apps

References · 4

• https://mattermost.com/security-updates · Vendor Advisory
• https://osv.dev/vulnerability/CVE-2019-20851 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2019-20851 · Security Note
• https://t.me/cvenotify/4510 · Telegram Post