An improper certificate validation vulnerability [CWE-295] in FortiManager 7.0.1 and below, 6.4.6 and below; FortiAnalyzer 7.0.2 and below,…

published 2023-09-01 3y ago modified 2026-06-17 4mo ago also EUVD-2022-27451

cvss: 5.4; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.5%; EPSS 0.5% chance of exploitation in 30 days, percentile 41%
public exploits: 0; none known

An improper certificate validation vulnerability [CWE-295] in FortiManager 7.0.1 and below, 6.4.6 and below; FortiAnalyzer 7.0.2 and below, 6.4.7 and below; FortiOS 6.2.x and 6.0.x; FortiSandbox 4.0.x, 3.2.x and 3.1.x may allow a network adjacent and unauthenticated attacker to man-in-the-middle the communication between the listed products and some external peers.

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CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 2y ago (2024-09-27)

Exploit prediction

0.48% chance of exploitation in the next 30 days, higher than 41% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.1	5.4	CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:U/RL:U/RC:C
CNA	3.1	5.4	CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
NVD	3.1	4.2	CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N

Affected products

Fortinet FortiAnalyzer
Fortinet FortiSandbox
Fortinet FortiManager

Classification

Weakness

CWE-297 Improper Validation of Certificate with Host Mismatch
CWE-295 Improper Certificate Validation

Technology feeds

Fortinet rss critical rss

References

fortiguard.com /psirt/FG-IR-18-292
vendor-advisory

Sources

CVE List CVE-2022-22305
NVD CVE-2022-22305

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