Vulnerability CVE-2012-5557
Published: 2012-12-03   Modified: 2012-12-04

Description:
The User Read-Only module 6.x-1.x before 6.x-1.4 and 7.x-1.x before 7.x-1.4 for Drupal, does not properly assign roles when there are more than three roles on the site and certain unspecified configurations, which might allow remote authenticated users to gain privileges by performing certain operations, as demonstrated by changing a password.

Type:

CWE-264

 (Permissions, Privileges, and Access Controls)

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

CVSS Base Score
Impact Subscore
Exploitability Subscore
3.6/10
4.9/10
3.9/10
Exploit range
Attack complexity
Authentication
Remote
High
Single time
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
None
Affected software
User read-only project -> User readonly 

 References:
http://drupal.org/node/1840886
http://drupal.org/node/1840054
http://drupal.org/node/1840038
http://www.openwall.com/lists/oss-security/2012/11/20/4
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