CVE-2022-30600 Incorrect Calculation in moodle

Critical 9.8 Published Updated

Attackers can bypass account lockout thresholds by exploiting flawed failed login counting logic in Moodle.

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

What is CVE-2022-30600?

CVE-2022-30600 is a critical vulnerability in Fedoraproject Fedora, published on 18 May 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

A flaw was found in moodle where logic used to count failed login attempts could result in the account lockout threshold being bypassed.

Weakness: CWE-682

Which versions are affected by CVE-2022-30600?

9 open source packages ship an affected version, including moodle/moodle and moodle. It affects 3 products.

PackageAffectedFixed in
moodle/moodle PackagistFrom 3.103.10.11
moodle/moodle PackagistFrom 3.103.10.11
moodle/moodle PackagistFrom 3.113.11.7
moodle/moodle PackagistFrom 3.113.11.7
moodle/moodle PackagistFrom 3.93.9.14
moodle/moodle PackagistFrom 3.93.9.14
3 more packages
moodle/moodle PackagistFrom 4.04.0.1
moodle/moodle PackagistFrom 4.04.0.1
moodle BitnamiFrom 3.9.03.9.14, 3.10.11, 3.11.7, 4.0.1

Products include Fedoraproject Fedora, Moodle Moodle, Redhat Enterprise Linux.

How do I fix CVE-2022-30600?

Upgrade moodle/moodle to a fixed version for your release line: 3.10.11, 3.11.7, 3.9.14 or 4.0.1.

Is CVE-2022-30600 being exploited?

There is no known exploitation of CVE-2022-30600 in the wild and no public exploit code.

Public exploit code: 1 proofs of concept on GitHub.

All Fedoraproject Fedora vulnerabilities

Sources

Also known as BIT-moodle-2022-30600, GHSA-w37f-pvvx-wcwm, UBUNTU-CVE-2022-30600.

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