CVE-2010-3091

critical

Description

The OpenID module in Drupal 6.x before 6.18, and the OpenID module 5.x before 5.x-1.4 for Drupal, violates the OpenID 2.0 protocol by not verifying the openid.return_to value, which allows remote attackers to bypass authentication by leveraging an assertion from an OpenID provider.

References

http://www.securityfocus.com/bid/42388

http://www.debian.org/security/2010/dsa-2113

http://marc.info/?l=oss-security&m=128440896914512&w=2

http://marc.info/?l=oss-security&m=128418560705305&w=2

http://drupal.org/node/880480

http://drupal.org/node/880476

Details

Source: Mitre, NVD

Published: 2010-09-29

Updated: 2010-09-30

Risk Information

CVSS v2

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:P/A:N

Severity: Medium

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical