SB2016091920 - Privilege Escalation in Drupal Drupal
Published: September 19, 2016
Security Bulletin ID
SB2016091920
CSH Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 vulnerability.
1) Privilege Escalation (CVE-ID: N/A)
CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls
CVSSv4: 6.9 [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]
The vulnerability allows users with the "upload files" permission to get elevated privileges on the target system.
The weakness is caused by Upload module that supports a malicious user with increased privileges and permissions to perform activity forbidden before: to edit nodes, delete files or download nodes attachments.
Successful exploitation of the vulnerability allows users to enlarge own privileges and access functionality.
Remediation
Install update from vendor's website.