Cyber Resilience

CVE-2022-4361

Critical

Published: 07 July 2023

Published
07 July 2023
Modified
21 November 2024
KEV Added
Patch
CVSS Score v3.1 10.0 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
EPSS Score 0.0131 80.2th percentile
Risk Priority 21 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2022-4361 is a critical-severity Improper Neutralization of Script in an Error Message Web Page (CWE-81) vulnerability in Redhat Enterprise Linux. Its CVSS base score is 10.0 (Critical).

Operationally, ranked in the top 19.8% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

Keycloak, an open-source identity and access management solution, has a cross-site scripting (XSS) vulnerability in the SAML or OIDC providers. The vulnerability can allow an attacker to execute malicious scripts by setting the AssertionConsumerServiceURL value or the redirect_uri.

CWE(s)

Related Threats

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

Affected Assets

redhat
keycloak
≤ 21.1.2
redhat
single sign-on
all versions · 7.6 — 7.6.4
redhat
openshift container platform
4.11, 4.12
redhat
openshift container platform for ibm linuxone
4.10, 4.9
redhat
openshift container platform for power
4.10, 4.9

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