PT-2021-21161 · Fortinet · Fortiweb

Published 2021-09-08 · Updated 2021-09-14 · CVE-2021-36179

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 FortiWeb versions 6.3.14 and below FortiWeb versions 6.2.4 and below

Description A stack-based buffer overflow allows an attacker to execute unauthorized code or commands via crafted parameters in CLI command execution.

Recommendations For FortiWeb versions 6.3.14 and below, update to a version above 6.3.14 to resolve the issue. For FortiWeb versions 6.2.4 and below, update to a version above 6.2.4 to resolve the issue. As a temporary workaround, consider restricting access to CLI command execution until a patch is available.

Fix

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2021-36179

Affected Products

Fortiweb

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2021-36179 · Security Note
• https://osv.dev/vulnerability/CVE-2021-36179 · Vendor Advisory
• https://fortiguard.com/advisory/FG-IR-20-206 · Vendor Advisory
• https://t.me/cvenotify/20857 · Telegram Post