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CVE-2020-35509

Published: 23/08/2022 Updated: 01/12/2022
CVSS v3 Base Score: 5.4 | Impact Score: 2.5 | Exploitability Score: 2.8
VMScore: 0
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Vulnerability Summary

A flaw was found in keycloak affecting versions 11.0.3 and 12.0.0. An expired certificate would be accepted by the direct-grant authenticator because of missing time stamp validations. The highest threat from this vulnerability is to data confidentiality and integrity.

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redhat keycloak 12.0.0

redhat keycloak 11.0.3

Vendor Advisories

Arch Linux Issues:
Depending on the webserver configuration, a malicious user can supply an expired certificate and it would be accepted by Keycloak direct-grant authenticator This is because Keycloak does not trigger the appropriate timestamp validation ...

References

CWE-295https://access.redhat.com/security/cve/cve-2020-35509https://nvd.nist.govhttps://security.archlinux.org/CVE-2020-35509
CVSSv2
CVSSv2
CVSSv3
VMScore
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