-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA512
Format: 1.8
Date: Thu, 11 Jul 2024 10:16:11 +0000
Source: php-cas
Architecture: source
Version: 1.3.8-1+deb11u1
Distribution: bullseye
Urgency: medium
Maintainer: Xavier Guimard <
yadd@debian.org>
Changed-By: Bastien Roucariès <
rouca@debian.org>
Closes: 1023571
Changes:
php-cas (1.3.8-1+deb11u1) bullseye; urgency=medium
.
* Security upload
* Fix CVE-2022-39369: The phpCAS library uses HTTP headers
to determine the service URL used to validate tickets.
This allows an attacker to control the host header
and use a valid ticket granted for any authorized service in the same
SSO realm (CAS server) to authenticate to the service protected by
phpCAS. Depending on the settings of the CAS server service registry in
worst case this may be any other service URL (if the allowed URLs are
configured to "^(https)://.*") or may be strictly limited to known and
authorized services in the same SSO federation if proper URL service
validation is applied.
The fix for this vulnerabilty requires an API breaking change
in php-cas and will require that software using the library be updated.
(Closes: #1023571)
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