Vulnerability CVE-2013-0258
Published: 2013-03-27   Modified: 2013-03-28

Description:
The Google Authenticator login (ga_login) module 7.x before 7.x-1.3 for Drupal, when multi-factor authentication is enabled, allows remote attackers to bypass authentication for accounts without an associated Google Authenticator token by logging in with the username.

See advisories in our WLB2 database:
Topic
Author
Date
High
Drupal Google Authenticator (third-party module)
Patrick C.
31.01.2013

Type:

CWE-287

 (Improper Authentication)

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
6.8/10
6.4/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Google authenticator login project -> Ga login 

 References:
http://drupalcode.org/project/ga_login.git/commitdiff/50b032d
http://drupal.org/node/1902102
http://www.openwall.com/lists/oss-security/2013/02/05/1
http://drupal.org/node/1903282
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