Auth bypass in Drupal
CVE-2011-2726
An access bypass issue was found in Drupal 7.x before version 7.5. If a Drupal site has the ability to attach File upload fields to any entity type in the system or has the ability to point individual File upload fields to the private file directory in comments, and the parent node is denied access, non-privileged users can still download the file attached to the comment if they know or guess its direct URL.
Vulnerability class: Broken Access Control
EPSS: 0.016 (73.3th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Drupal
- Drupal Core — versions 7.x before version 7.5
- Debian Debian_linux — versions 8.0, 9.0
- Fedoraproject Fedora — versions 14, 15, 16
- Redhat Enterprise_linux — versions 5.0, 6.0
Weakness classification (CWE)
References
- secalert@redhat.com (Third Party Advisory, x_refsource_MISC)
- secalert@redhat.com (Third Party Advisory, x_refsource_MISC, Issue Tracking)
- secalert@redhat.com (x_refsource_MISC, Broken Link)
- secalert@redhat.com (Mailing List, Third Party Advisory, x_refsource_MISC)
- secalert@redhat.com (Mailing List, Third Party Advisory, x_refsource_MISC)
- secalert@redhat.com (x_refsource_CONFIRM, Vendor Advisory)
Frequently asked questions
- What is CVE-2011-2726?
- CVE-2011-2726 is a high-severity vulnerability in Drupal, classified under Incorrect Authorization. CVSS score: 7.5/10. Published 2019-11-15.
- How severe is CVE-2011-2726?
- High severity. CVSS v3 base score is 7.5 out of 10.