Arch Linux Security Advisory ASA-202106-19
=========================================
Severity: Low
Date    : 2021-06-01
CVE-ID  : CVE-2021-3461
Package : keycloak
Type    : incorrect calculation
Remote  : Yes
Link    : https://security.archlinux.org/AVG-1994

Summary
======
The package keycloak before version 13.0.1-1 is vulnerable to incorrect
calculation.

Resolution
=========
Upgrade to 13.0.1-1.

# pacman -Syu "keycloak>=13.0.1-1"

The problem has been fixed upstream in version 13.0.1.

Workaround
=========
None.

Description
==========
Keycloak may fail to logout a user session if the logout request comes
from an external SAML identity provider that is set up to identify the
principal via attributes rather than by Subject Name ID.

Impact
=====
A remote attacker could take over a logged out user session if they
manage to obtain the old session token.

References
=========
https://bugzilla.redhat.com/show_bug.cgi?id=1941565
https://issues.redhat.com/plugins/servlet/samlsso
https://github.com/keycloak/keycloak/commit/f014299e7c781dff2b492b81bc81adcf717bd530
https://security.archlinux.org/CVE-2021-3461

ArchLinux: 202106-19: keycloak: incorrect calculation

June 3, 2021

Summary

Keycloak may fail to logout a user session if the logout request comes from an external SAML identity provider that is set up to identify the principal via attributes rather than by Subject Name ID.

Resolution

Upgrade to 13.0.1-1. # pacman -Syu "keycloak>=13.0.1-1"
The problem has been fixed upstream in version 13.0.1.

References

https://bugzilla.redhat.com/show_bug.cgi?id=1941565 https://issues.redhat.com/plugins/servlet/samlsso https://github.com/keycloak/keycloak/commit/f014299e7c781dff2b492b81bc81adcf717bd530 https://security.archlinux.org/CVE-2021-3461

Severity
Package : keycloak
Type : incorrect calculation
Remote : Yes
Link : https://security.archlinux.org/AVG-1994

Workaround

None.

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