Vulnerability CVE-2013-2197
Published: 2013-08-28   Modified: 2013-08-29

Description:
The Login Security module 6.x-1.x before 6.x-1.3 and 7.x-1.x before 7.x-1.3 for Drupal, when using the login delay option, allows remote attackers to cause a denial of service (CPU consumption) via a large number of failed login attempts.

Type:

CWE-119

 (Improper Restriction of Operations within the Bounds of a Memory Buffer)

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Login security project -> Login security 

 References:
https://drupal.org/node/2023507
https://drupal.org/node/2023503
https://drupal.org/node/2023585
http://www.openwall.com/lists/oss-security/2013/06/20/3
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