Vulnerability CVE-2013-4552
Published: 2014-05-13

Description:
lib/Auth/Source/External.php in the drupalauth module before 1.2.2 for simpleSAMLphp allows remote attackers to authenticate as an arbitrary user via the user name (uid) in a cookie.

Type:

CWE-287

 (Improper Authentication)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Drupalauth project -> Drupalauth 

 References:
https://code.google.com/p/drupalauth/issues/detail?id=9
http://www.openwall.com/lists/oss-security/2013/11/08/6
http://www.openwall.com/lists/oss-security/2013/11/05/1
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