Vulnerability · Published Sep 30, 2022 · Assigned by fedora

CVE-2022-40314

Critical 9.8

In plain English

A critical-severity unsafe deserialization in moodle. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 2.1% (higher than 82% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)9.8Critical
Exploit odds (30 days)2.1%top 18.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official description

A remote code execution risk when restoring backup files originating from Moodle 1.9 was identified.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Packagistmoodle/moodle3.9.17GHSA-2hmm-q272-xmhf
Packagistmoodle/moodle3.11.10GHSA-2hmm-q272-xmhf
Packagistmoodle/moodle4.0.4GHSA-2hmm-q272-xmhf

Affected products (as reported)

VendorProductVersions
n/a moodle 4.0 to 4.0.3, 3.11 to 3.11.9, 3.9 to 3.9.16 and earlier unsupported versions

Weakness: CWE-502 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References