CVE-2011-4588 Security feature bypass in n/a

Medium 5.0 Published Updated

Remote attackers can bypass IP address restrictions in Moodle's MNET component via XMLRPC requests due to an incorrect data type check.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
Available

What is CVE-2011-4588?

CVE-2011-4588 is a medium-severity vulnerability in Moodle Moodle, published on 20 Jul 2012. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

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.

Weakness: CWE-264

Which versions are affected by CVE-2011-4588?

It affects 1 product.

Products include Moodle Moodle.

How do I fix CVE-2011-4588?

Upgrade to a fixed version.

Is CVE-2011-4588 being exploited?

There is no known exploitation of CVE-2011-4588 in the wild and no public exploit code.

All Moodle Moodle vulnerabilities

Sources

Also known as GHSA-c2gc-3pq9-wq9x.

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