Cyber Resilience

CVE-2023-22638

High

Published: 16 February 2023

Published
16 February 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 7.1 CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H
EPSS Score 0.0066 71.5th percentile
Risk Priority 15 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-22638 is a high-severity Cross-site Scripting (CWE-79) vulnerability in Fortinet Fortinac. Its CVSS base score is 7.1 (High).

Operationally, ranked in the top 28.5% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Several improper neutralization of inputs during web page generation vulnerability [CWE-79] in FortiNAC 9.4.1 and below, 9.2.6 and below, 9.1.8 and below, 8.8.11 and below, 8.7.6 and below, 8.6.5 and below, 8.5.4 and below, 8.3.7 and below may allow an…

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authenticated attacker to perform several XSS attacks via crafted HTTP GET requests.

CWE(s)

Related Threats

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

Affected Assets

fortinet
fortinac
8.3.7, 9.4.0, 9.4.1 · 8.5.0 — 8.5.4 · 8.6.0 — 8.6.5 · 8.7.0 — 8.7.6

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-79

Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.

addresses: CWE-79

Validates web inputs to reject script-related content that could produce XSS.

addresses: CWE-79

Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.

References