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TI-2021-05114 Aliases CVE-2021-22124GHSA-xfq8-42vh-gcw4

Uncontrolled resource consumption in Fortinet FortiSandbox, FortiAuthenticator

Priority MEDIUM 41CWE-400Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
None
Attack complexity
Low
Impact type
Denial of service
Confidentiality · integrity · availability
None · None · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-400.

Summary

An uncontrolled resource consumption (denial of service) vulnerability in the login modules of FortiSandbox 3.2.0 through 3.2.2, 3.1.0 through 3.1.4, and 3.0.0 through 3.0.6; and FortiAuthenticator before 6.0.6 may allow an unauthenticated attacker to bring the device into an unresponsive state via specifically-crafted long request parameters.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01022 63rd 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
Yes
Technical impact
Partial

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 FortiSandbox, FortiAuthenticatorFortiSandbox 3.2.2, 3.2.1, 3.2.0, 3.1.4, 3.1.3, 3.1.2, 3.1.1, 3.1.0, 3.0.6, 3.0.5, 3.0.4, 3.0.3, 3.0.2, 3.0.1, 3.0.0, FortiAuthenticator before 6.0.6—No fix listedCNA
  • Fortinet FortiSandbox, FortiAuthenticator VendorFortinet Affected FortiSandbox 3.2.2, 3.2.1, 3.2.0, 3.1.4, 3.1.3, 3.1.2, 3.1.1, 3.1.0, 3.0.6, 3.0.5, 3.0.4, 3.0.3, 3.0.2, 3.0.1, 3.0.0, FortiAuthenticator before 6.0.6 Fixed in — No fix listed CNA

CPE configurations NVD · 2

CPEVersionsRoleVendor
cpe:2.3:a:fortinet:fortiauthenticator:*:*:*:*:*:*:*:*4.0.0 – 4.3.4; 5.0.0 – 5.5.0; 6.0.0 to before 6.0.6VulnerableFortinet
cpe:2.3:a:fortinet:fortisandbox:*:*:*:*:*:*:*:*3.0.0 to before 3.0.7; 3.1.0 to before 3.1.5; 3.2.0 to before 3.2.2VulnerableFortinet
  • cpe:2.3:a:fortinet:fortiauthenticator:*:*:*:*:*:*:*:* Versions 4.0.0 – 4.3.4; 5.0.0 – 5.5.0; 6.0.0 to before 6.0.6 Vulnerable ·Fortinet
  • cpe:2.3:a:fortinet:fortisandbox:*:*:*:*:*:*:*:* Versions 3.0.0 to before 3.0.7; 3.1.0 to before 3.1.5; 3.2.0 to before 3.2.2 Vulnerable ·Fortinet

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2021-22124
  2. 2026-10-03 Alias added: GHSA-xfq8-42vh-gcw4

References

Advisory 1

  • TI-2026-32249 Improper access control in Fortinet FortiAuthenticator CVSS 3.1CRITICAL 9.1
  • TI-2021-08066 OS command injection in Fortinet FortiAuthenticator CVSS 3.1HIGH 8.8
  • TI-2013-05746 FortiGuard FortiAuthenticator before 3.0 allows remote administrators to gain privileges via the command line interface. CVSS 2.0HIGH 9.0
  • TI-2021-19130 Information disclosure in Fortinet FortiAuthenticator CVSS 3.1HIGH 8.3
  • TI-2015-01319 Fortinet FortiAuthenticator 3.0.0 has a password of (1) slony for the slony PostgreSQL… CVSS 2.0HIGH 7.5
  • TI-2025-33341 Out-of-bounds read in Fortinet FortiAuthenticator CVSS 3.1HIGH 7.0
See all 23 →

Sources

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