CVE-2021-36174 | BDVDB-2026-163621 Detail

FortinetFortinet FortiPortal

Description#

A memory allocation with excessive size value vulnerability in the license verification function of FortiPortal before 6.0.6 may allow an attacker to perform a denial of service attack via specially crafted license blobs.

Impact#

Per CVSS v3.1: confidentiality impact none, integrity impact none, availability impact low. Attack vector: network.

Weaknesses#

No weakness recorded in the source data.

References#

https://fortiguard.com/advisory/FG-IR-21-109

Exploit#

No public exploit known

History#

Version 12021-11-02Record published in the CVE List.
Version 22024-10-25Most recent update recorded in the CVE List.

Published

Published: 2021-11-02
Last modified: 2024-10-25

Vendor information

Vendor: Fortinet
Product: Fortinet FortiPortal

All Fortinet vulnerabilities

Score

4.3 Medium

EPSS

less than 1%, Very Low

Estimated chance of exploitation in the next 30 days. EPSS percentile: 56.2.

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
FortiPortal before 6.0.6
Fixed
Not stated

Scoring System

CVSS v4.0

Not available

CVSS v3.1

4.3 Medium

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:P/RL:U/RC:C

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

CVSS v3.0

Not available

CVSS v2

Not available

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