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.
Published 2010-09-29 17:00:05
Updated 2010-09-30 04:00:00
Source Red Hat, Inc.
View at NVD,   CVE.org
Vulnerability category: BypassGain privilege

Exploit prediction scoring system (EPSS) score for CVE-2010-3091

Probability of exploitation activity in the next 30 days: 0.49%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 76 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2010-3091

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
5.0
MEDIUM AV:N/AC:L/Au:N/C:N/I:P/A:N
10.0
2.9
NIST

CWE ids for CVE-2010-3091

  • When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2010-3091

Products affected by CVE-2010-3091

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