ASA-202106-53 log generated external raw
[ASA-202106-53] keycloak: certificate verification bypass |
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Arch Linux Security Advisory ASA-202106-53
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Severity: Medium
Date : 2021-06-22
CVE-ID : CVE-2020-35509
Package : keycloak
Type : certificate verification bypass
Remote : Yes
Link : https://security.archlinux.org/AVG-2084
Summary
=======
The package keycloak before version 14.0.0-1 is vulnerable to
certificate verification bypass.
Resolution
==========
Upgrade to 14.0.0-1.
# pacman -Syu "keycloak>=14.0.0-1"
The problem has been fixed upstream in version 14.0.0.
Workaround
==========
None.
Description
===========
A security issue has been found in Keycloak before version 14.0.0.
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.
Impact
======
A user could authenticate with an expired certificate.
References
==========
https://bugzilla.redhat.com/show_bug.cgi?id=1912427
https://issues.redhat.com/browse/KEYCLOAK-16450
https://github.com/keycloak/keycloak/pull/8067
https://github.com/keycloak/keycloak/commit/478319348bdfdb9b6d39122f41edf2af79f679bb
https://security.archlinux.org/CVE-2020-35509
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