Is CVE-2021-32589 in the CISA KEV catalog?

No. CVE-2021-32589 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-32589?

CVE-2021-32589 has a CVSS v3 base score of 8.1 (HIGH).

What is the EPSS score for CVE-2021-32589?

CVE-2021-32589 has an EPSS score of 8.70% (94th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-32589?

Upgrade fortianalyzer to 6.4.6 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2021-32589

HIGHEPSS 94th pctl

8.1

CVSS v3

NVD

Description

A Use After Free (CWE-416) vulnerability in FortiManager version 7.0.0, version 6.4.5 and below, version 6.2.7 and below, version 6.0.10 and below, version 5.6.10 and below, version 5.4.7 and below, version 5.2.10 and below, version 5.0.12 and below and FortiAnalyzer version 7.0.0, version 6.4.5 and below, version 6.2.7 and below, version 6.0.10 and below, version 5.6.10 and below, version 5.4.7 and below, version 5.3.11, version 5.2.10 to 5.2.4 fgfmsd daemon may allow a remote, non-authenticated attacker to execute unauthorized code as root via sending a specifically crafted request to the fgfm port of the targeted device.

CWE-416Use After Free

How to fix

Remediation Available

fortianalyzerNVD

Affected:>= 6.4.0, < 6.4.6Fixed in:6.4.6CVE-2021-32589derived from NVD

fortimanagerNVD

Affected:>= 6.4.0, < 6.4.6Fixed in:6.4.6CVE-2021-32589derived from NVD

fortiportalNVD

Affected:>= 6.0.0, < 6.0.6Fixed in:6.0.6CVE-2021-32589derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

8.70%probability of exploitation in 30 days

94thpercentile

High risk: more likely to be exploited than 94% of all known CVEs.

References

Vendor Advisory1

fortiguard.fortinet.com

Related Vulnerabilities

Other CWE-416 (Use After Free) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2019-0708	Critical	9.8	100%	KEV + Ransom	-
CVE-2021-31166	Critical	9.8	100%	KEV	Fix
CVE-2015-5119	Critical	9.8	99%	KEV	-
CVE-2010-3962	High	8.1	97%	KEV	-
CVE-2015-0313	Critical	9.8	96%	KEV	Fix
CVE-2017-9798	High	7.5	95%	-	Fix

Embed a live status badge for CVE-2021-32589

Markdown

[![CVE-2021-32589](https://tridentstack.com/cve/badge/CVE-2021-32589.svg)](https://tridentstack.com/cve/CVE-2021-32589)

HTML

<a href="https://tridentstack.com/cve/CVE-2021-32589"><img src="https://tridentstack.com/cve/badge/CVE-2021-32589.svg" alt="CVE-2021-32589"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-01-31.