Cyber Resilience

CVE-2023-22642

High

Published: 11 April 2023

Published
11 April 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 7.5 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score 0.0020 42.6th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-22642 is a high-severity Improper Certificate Validation (CWE-295) vulnerability in Fortinet Fortianalyzer. Its CVSS base score is 7.5 (High).

Operationally, ranked at the 42.6th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

An improper certificate validation vulnerability [CWE-295] in FortiAnalyzer and FortiManager 7.2.0 through 7.2.1, 7.0.0 through 7.0.5, 6.4.8 through 6.4.10 may allow a remote and unauthenticated attacker to perform a Man-in-the-Middle attack on the communication channel between the device and the…

more

remote FortiGuard server hosting outbreakalert ressources.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

fortinet
fortianalyzer
6.4.8 — 6.4.11 · 7.0.0 — 7.0.6 · 7.2.0 — 7.2.2
fortinet
fortimanager
6.4.8 — 6.4.11 · 7.0.0 — 7.0.6 · 7.2.0 — 7.2.2

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-295

When certificates are used to establish component provenance, the control requires correct certificate validation procedures.

addresses: CWE-295

Mandates approved trust anchors and issuance policies, directly preventing acceptance of unvalidated or untrusted certificates.

addresses: CWE-295

Correct system time is required for proper enforcement of certificate notBefore/notAfter dates and time-based revocation checks.

References