CVE & CISA-KEV Catalog

CVE-2023-3597

MEDIUM
5.0
CVSS v3
NVD

Description

A flaw was found in Keycloak, where it does not correctly validate its client step-up authentication in org.keycloak.authentication. This flaw allows a remote user authenticated with a password to register a false second authentication factor along with an existing one and bypass authentication.

CWE-287Improper Authentication

How to fix

Remediation Available
rhbk/keycloakRed Hat / RHEL
Fixed in:rhel9@sha256:3787bdf294019d8a0f57f7d7e11da98522205de2625c7f287a1d00e11a5b2d83_ppc64leRHSA-2024:1867
Fixed in:rhel9-operator@sha256:1f5fe6756a3767d1ca8cf3f79c9c14054012f73977602af5c1fc6c5e224fac52_ppc64leRHSA-2024:1867
Fixed in:rhel9@sha256:20d135d4d422505497c9aa85afb6acb2d9378191358632700e1ce0f259507583_s390xRHSA-2024:1867
Fixed in:rhel9-operator@sha256:be417b344db10adf963d1f64c94e2d214e205489e03395dc508074d783e6422e_s390xRHSA-2024:1867
Fixed in:rhel9@sha256:a462539eeff9638d642f13eb2dbc04a47cc39198a7f52d8b6eb07e1e14d783fd_amd64RHSA-2024:1867
Fixed in:operator-bundle@sha256:a47cee9b95ed78d7895c2582772abe3ccf239259ee3fbc2d7df8594450dc32f9_amd64RHSA-2024:1867
Fixed in:rhel9-operator@sha256:06aa39709dbbd870a14be493bdd452243f700d2910072044ea0d7f8e4abe50b2_amd64RHSA-2024:1867
rhbk/keycloakRocky
Fixed in:rhel9@sha256:3787bdf294019d8a0f57f7d7e11da98522205de2625c7f287a1d00e11a5b2d83_ppc64leRHSA-2024:1867
Fixed in:rhel9-operator@sha256:1f5fe6756a3767d1ca8cf3f79c9c14054012f73977602af5c1fc6c5e224fac52_ppc64leRHSA-2024:1867
Fixed in:rhel9@sha256:20d135d4d422505497c9aa85afb6acb2d9378191358632700e1ce0f259507583_s390xRHSA-2024:1867
Fixed in:rhel9-operator@sha256:be417b344db10adf963d1f64c94e2d214e205489e03395dc508074d783e6422e_s390xRHSA-2024:1867
Fixed in:rhel9@sha256:a462539eeff9638d642f13eb2dbc04a47cc39198a7f52d8b6eb07e1e14d783fd_amd64RHSA-2024:1867
Fixed in:operator-bundle@sha256:a47cee9b95ed78d7895c2582772abe3ccf239259ee3fbc2d7df8594450dc32f9_amd64RHSA-2024:1867
Fixed in:rhel9-operator@sha256:06aa39709dbbd870a14be493bdd452243f700d2910072044ea0d7f8e4abe50b2_amd64RHSA-2024:1867

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork
Attack ComplexityHigh
Privileges RequiredLow
User InteractionNone
ScopeUnchanged

Impact

ConfidentialityLow
IntegrityLow
AvailabilityLow

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:L/A:L

Exploit Intelligence

0.60%probability of exploitation in 30 days
45thpercentile

Moderate risk: more likely to be exploited than 45% of all known CVEs.

References

Related Vulnerabilities

Other CWE-287 (Improper Authentication) vulnerabilities, ordered by exploit likelihood. View all

CVESeverityCVSSEPSSExploitedFix
CVE-2023-35082Critical9.8100%KEV + RansomFix
CVE-2023-35078Critical9.8100%KEV + RansomFix
CVE-2017-7921Critical9.8100%KEV-
CVE-2024-7593Critical9.8100%KEV-
CVE-2023-46805High8.2100%KEV + Ransom-
CVE-2022-40684Critical9.8100%KEV + RansomFix
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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.