Cyber Resilience

CVE-2023-6291

High

Published: 26 January 2024

Published
26 January 2024
Modified
21 November 2024
KEV Added
—
Patch
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CVSS Score v3.1 7.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L
EPSS Score 0.0018 39.5th percentile
Risk Priority 14 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-6291 is a high-severity Open Redirect (CWE-601) vulnerability in Redhat Enterprise Linux. Its CVSS base score is 7.1 (High).

Operationally, ranked at the 39.5th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

A flaw was found in the redirect_uri validation logic in Keycloak. This issue may allow a bypass of otherwise explicitly allowed hosts. A successful attack may lead to an access token being stolen, making it possible for the attacker to…

more

impersonate other users.

CWE(s)
CWE-601

Related Threats

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

Affected Assets

redhat
keycloak
≤ 22.0.7
redhat
single sign-on
7.6, all versions
redhat
openshift container platform
4.11, 4.12
redhat
openshift container platform for ibm z
4.10, 4.9
redhat
openshift container platform for linuxone
4.10, 4.9
redhat
openshift container platform for power
4.10, 4.9
redhat
migration toolkit for applications
6.0, 7.0

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.

AT-2 Literacy Training and Awareness
addresses: CWE-601

Security awareness includes verifying URLs and avoiding untrusted redirects that lead to malicious sites.

SI-10 Information Input Validation
addresses: CWE-601

Validates redirect targets and URLs to ensure they conform to allowed destinations.

References