Cyber Resilience

CVE-2022-22304

Medium

Published: 18 July 2022

Published
18 July 2022
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
EPSS Score 0.0174 82.9th percentile
Risk Priority 13 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-22304 is a medium-severity Cross-site Scripting (CWE-79) vulnerability in Fortinet Fortiauthenticator Agent For Microsoft Outlook Web Access. Its CVSS base score is 6.1 (Medium).

Operationally, ranked in the top 17.1% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

An improper neutralization of input during web page generation vulnerability [CWE-79] in FortiAuthenticator OWA Agent for Microsoft version 2.2 and 2.1 may allow an unauthenticated attacker to perform an XSS attack 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
fortiauthenticator agent for microsoft outlook web access
2.1, 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-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