An improper neutralization of special elements used in an OS command vulnerability [CWE-78] in the management interface of FortiTester 3.0.…

published 2023-09-13 3y ago modified 2026-06-17 4mo ago also EUVD-2023-40586

cvss: 6.7; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.2%; EPSS 0.2% chance of exploitation in 30 days, percentile 11%
public exploits: 0; none known

An improper neutralization of special elements used in an OS command vulnerability [CWE-78] in the management interface of FortiTester 3.0.0 through 7.2.3 may allow an authenticated attacker to execute unauthorized commands via specifically crafted arguments to existing commands.

Is CVE-2023-36642 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 2y ago (2024-09-25)

Exploit prediction

0.21% chance of exploitation in the next 30 days, higher than 11% of all scored CVEs (FIRST EPSS, 2026-11-14).

CVSS scores

assigned by	version	score	vector
CNA	3.1	6.5	CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:F/RL:X/RC:C
CNA	3.1	6.7	CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
NVD	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

Fortinet FortiTester

Classification

Weakness

CWE-77 Improper Neutralization of Special Elements used in a Command
CWE-78 Improper Neutralization of Special Elements used in an OS Command

Technology feeds

Fortinet rss critical rss

References

fortiguard.com /psirt/FG-IR-22-501
vendor-advisory

Sources

CVE List CVE-2023-36642
NVD CVE-2023-36642

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.