Keycloak
CVE-2018-10894
MEDIUM
Severity by source
AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Lifecycle Timeline
1Blast Radius
ecosystem impact- 27 maven packages depend on org.keycloak:keycloak-saml-adapter-core (13 direct, 14 indirect)
- 5 maven packages depend on org.keycloak:keycloak-services (5 direct, 0 indirect)
Ecosystem-wide dependent count for version 4.4.0.Final and other introduced versions.
DescriptionNVD
It was found that SAML authentication in Keycloak 3.4.3.Final incorrectly authenticated expired certificates. A malicious user could use this to access unauthorized data or possibly conduct further attacks.
AnalysisAI
It was found that SAML authentication in Keycloak 3.4.3.Final incorrectly authenticated expired certificates. Rated medium severity (CVSS 5.4), this vulnerability is remotely exploitable, low attack complexity.
Technical ContextAI
This vulnerability is classified under CWE-345. It was found that SAML authentication in Keycloak 3.4.3.Final incorrectly authenticated expired certificates. A malicious user could use this to access unauthorized data or possibly conduct further attacks. Affected products include: Redhat Keycloak, Redhat Single Sign-On.
RemediationAI
A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.
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Same technique Authentication Bypass
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External POC / Exploit Code
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