PT-2022-9716 · Fortinet · Fortiauthenticator

Published 2022-04-06 · Updated 2022-04-13 · CVE-2021-26116

Positive Technologies (AI Summary)

CVSS v3.1

8.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions FortiAuthenticator versions prior to 6.3.1

Description The issue is related to an improper neutralization of special elements used in an OS command vulnerability in the command line interpreter. This may allow an authenticated attacker to execute unauthorized commands via specifically crafted arguments to existing commands.

Recommendations For FortiAuthenticator versions prior to 6.3.1, update to version 6.3.1 or later to resolve the issue. As a temporary workaround, consider restricting access to the command line interpreter to minimize the risk of exploitation.

Fix

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

CVE-2021-26116

Affected Products

Fortiauthenticator

References · 5

• https://osv.dev/vulnerability/CVE-2021-26116 · Vendor Advisory
• https://fortiguard.com/advisory/FG-IR-21-068 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-26116 · Security Note
• https://t.me/cvenotify/28538 · Telegram Post
• https://t.me/cibsecurity/40243 · Telegram Post