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TI-2021-06339 Aliases CVE-2021-24022GHSA-mm7j-58p9-3pxq

Buffer overflow in Fortinet FortiAnalyzer, FortiManager

Priority LOW 31CWE-120Published · Updated

Key facts

Attack vector
Local
Privileges required
High
User interaction
None
Attack complexity
Low
Impact type
Code execution
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-120 and the CVSS impact.

Summary

A buffer overflow vulnerability in FortiAnalyzer CLI 6.4.5 and below, 6.2.7 and below, 6.0.x and FortiManager CLI 6.4.5 and below, 6.2.7 and below, 6.0.x may allow an authenticated, local attacker to perform a Denial of Service attack by running the `diagnose system geoip-city` command with a large ip value.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00219 12th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
FortinetFortinet FortiAnalyzer, FortiManagerFortiAnalyzer 6.4.5 and below, 6.2.7 and below, 6.0.x; FortiManager 6.4.5 and below, 6.2.7 and below, 6.0.x—No fix listedCNA
  • Fortinet FortiAnalyzer, FortiManager VendorFortinet Affected FortiAnalyzer 6.4.5 and below, 6.2.7 and below, 6.0.x; FortiManager 6.4.5 and below, 6.2.7 and below, 6.0.x Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:a:fortinet:fortianalyzer:*:*:*:*:*:*:*:*6.0.0 to before 6.2.8; 6.4.0 to before 6.4.6VulnerableFortinet
cpe:2.3:a:fortinet:fortimanager:*:*:*:*:*:*:*:*6.0.0 to before 6.2.8; 6.4.0 to before 6.4.6VulnerableFortinet
  • cpe:2.3:a:fortinet:fortianalyzer:*:*:*:*:*:*:*:* Versions 6.0.0 to before 6.2.8; 6.4.0 to before 6.4.6 Vulnerable ·Fortinet
  • cpe:2.3:a:fortinet:fortimanager:*:*:*:*:*:*:*:* Versions 6.0.0 to before 6.2.8; 6.4.0 to before 6.4.6 Vulnerable ·Fortinet

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-24022
  2. 2026-10-03 Alias added: GHSA-mm7j-58p9-3pxq

References

Advisory 1

  • TI-2026-20057 Authentication bypass in Fortinet FortiWeb KEVCVSS 3.1CRITICAL 9.4
  • TI-2023-10911 A buffer underwrite ('buffer underflow') vulnerability in the administrative interface of… CVSS 3.1CRITICAL 9.3
  • TI-2023-23782 Path traversal in Fortinet FortiAnalyzer CVSS 3.1MEDIUM 6.5
  • TI-2021-12260 Use after free in Fortinet FortiManager CVSS 3.1CRITICAL 9.8
  • TI-2024-33992 Weak authentication in Fortinet FortiAnalyzer CVSS 3.1CRITICAL 9.8
  • TI-2024-15684 A client-side enforcement of server-side security in Fortinet FortiAnalyzer-BigData at… CVSS 3.1HIGH 8.8
See all 91 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences