CVE-2021-36179 | BDVDB-2026-160521 Detail

FortinetFortinet FortiWeb

Description#

A stack-based buffer overflow in Fortinet FortiWeb version 6.3.14 and below, 6.2.4 and below allows attacker to execute unauthorized code or commands via crafted parameters in CLI command execution

Impact#

Per CVSS v3.1: confidentiality impact high, integrity impact high, availability impact high. Attack vector: adjacent.

Weaknesses#

No weakness recorded in the source data.

References#

https://fortiguard.com/advisory/FG-IR-20-206

Exploit#

No public exploit known

History#

Version 12021-09-08Record published in the CVE List.
Version 22024-10-25Most recent update recorded in the CVE List.

Published

Published: 2021-09-08
Last modified: 2024-10-25

Vendor information

Vendor: Fortinet
Product: Fortinet FortiWeb

All Fortinet vulnerabilities

Score

8.0 High

EPSS

1.6%, Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 76.6.

KEV

Not listed in the CISA Known Exploited Vulnerabilities catalog.

Impact

Not classified

Action

No specific action is recorded in the source data. Check the references for vendor guidance.

Affected Systems

Vulnerable
FortiWeb 6.3.14, 6.3.13, 6.3.12, 6.3.11, 6.3.10, 6.3.9, 6.3.8, 6.3.7, 6.3.6, 6.3.5, 6.3.4, 6.3.3, 6.3.2, 6.3.1, 6.3.0, 6.2.4, 6.2.3, 6.2.2, 6.2.1, 6.2.0
Fixed
Not stated

Scoring System

CVSS v4.0

Not available

CVSS v3.1

8.0 High

CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:F/RL:X/RC:X

Metric breakdown
Attack Vector	Adjacent
Attack Complexity	Low
Privileges Required	Low
User Interaction	None
Scope	Unchanged
Confidentiality	High
Integrity	High
Availability	High

CVSS v3.0

Not available

CVSS v2

Not available

Source: CVE List v5 (record); CISA KEV (kev, action); FIRST EPSS (epss).