CVE-2012-2351 - Bronze Piano

Description

The default configuration of the auth/saml plugin in Mahara before 1.4.2 sets the \Match username attribute to Remote username\ option to false which allows remote SAML IdP servers to spoof users of other SAML IdP servers by using the same internal username.

Reference

https://bugs.launchpad.net/mahara/+bug/932909 http://gitorious.org/mahara/mahara/commit/f07be6020e70fa8f53cd77fdcd63e7fd7ff8aaea http://www.openwall.com/lists/oss-security/2012/05/12/4 http://www.debian.org/security/2012/dsa-2467 http://www.openwall.com/lists/oss-security/2012/05/11/9