CVE-2022-33874

Name: CVE-2022-33874
Creator: NVD / NIST
Published: 2022-10-18T15:15:09.8+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 2.84%

Last modified Jun 17, 2026

CVE-2022-33874 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. An improper neutralization of special elements used in an OS Command ('OS Command Injection') vulnerabilities [CWE-78] in SSH login components of FortiTester 2.3.0 through 3.9.1, 4.0.0 through 4.2.0, 7.0.0 through 7.1.0 may allow an unauthenticated remote attacker to execute arbitrary command in the underlying shell.. EPSS estimates a 2.84% chance of exploitation in the next 30 days.

Description

An improper neutralization of special elements used in an OS Command ('OS Command Injection') vulnerabilities [CWE-78] in SSH login components of FortiTester 2.3.0 through 3.9.1, 4.0.0 through 4.2.0, 7.0.0 through 7.1.0 may allow an unauthenticated remote attacker to execute arbitrary command in the underlying shell.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

2.84%

84.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-78

Affected Software

Vendor	Product	Versions
Fortinet	Fortitester	>= 2.3.0, < 3.9.2
Fortinet	Fortitester	>= 4.0.0, < 4.2.1
Fortinet	Fortitester	>= 7.0.0, < 7.1.1

References

https://fortiguard.com/psirt/FG-IR-22-237Vendor Advisory
https://fortiguard.com/psirt/FG-IR-22-237Vendor Advisory

Timeline

Published: Oct 18, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-33874?

How severe is CVE-2022-33874?

CVE-2022-33874 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 2.84% probability of exploitation in the next 30 days.

How do I fix CVE-2022-33874?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-33874?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST