Permissions, Privileges, and Access Controls in Moodle - CVE-2011-4588
Published: July 20, 2012 / Updated: August 11, 2020
Vulnerability identifier: #VU43825
CSH Severity: Medium
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green
CVE-ID: CVE-2011-4588
CWE-ID: CWE-264
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: moodle.org
Affected software:
Moodle
Moodle
Detailed vulnerability description
The vulnerability allows a remote non-authenticated attacker to manipulate data.
The ip_in_range function in mnet/lib.php in MNET in Moodle 1.9.x before 1.9.15 uses an incorrect data type, which allows remote attackers to bypass intended IP address restrictions via an XMLRPC request.
How to mitigate CVE-2011-4588
Install update from vendor's website.