Information disclosure in Drupal - #VU494
Published: September 16, 2016
Vulnerability identifier: #VU494
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: N/A
CWE-ID: CWE-352
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: Drupal
Affected software:
Drupal
Drupal
Detailed vulnerability description
The vulnerability allows a remote user to obtain users accounts and potentially sensitive information.
The weakness exists due to incorrect implement of Form API that allows a malicious user to link other users accounts with OpenID identifiers. Attackers can also perform CSRF-attack to inject controlled OpenID identifiers for gaining access to the users accounts.
Sucessful exploitation of the vulnerability leads to CSRF-attacks and access to users' private data.
The weakness exists due to incorrect implement of Form API that allows a malicious user to link other users accounts with OpenID identifiers. Attackers can also perform CSRF-attack to inject controlled OpenID identifiers for gaining access to the users accounts.
Sucessful exploitation of the vulnerability leads to CSRF-attacks and access to users' private data.