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Critical · 9.8 CVE-2021-3943 BIT-moodle-2021-3943EUVD-2021-2325GHSA-8jhp-2gcr-qw96

Moodle vulnerable to RCE via unsafe deserialization

Published Nov 22, 2021 · Updated Aug 3, 2024 · Assigned by fedora

Description

A flaw was found in Moodle in versions 3.11 to 3.11.3, 3.10 to 3.10.7, 3.9 to 3.9.10 and earlier unsupported versions. A remote code execution risk when restoring backup files was identified.

Affected products

VendorProductAffectedFixed
— moodle moodle 3.11.4, moodle 3.10.8 and moodle 3.9.11 —

Fixed in Linux distributions

Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.

ReleasePackageFixed inAdvisory
Ubuntu Pro 18.04 LTS moodle No fix yet —
Ubuntu Pro 16.04 LTS moodle No fix yet —

Affected packages

EcosystemPackageAffectedFixedRecord
Packagist moodle/moodle >= 3.11, < 3.11.4 3.11.4 GHSA-8jhp-2gcr-qw96
Packagist moodle/moodle >= 3.10, < 3.10.8 3.10.8 GHSA-8jhp-2gcr-qw96
Packagist moodle/moodle >= 3.9, < 3.9.11 3.9.11 GHSA-8jhp-2gcr-qw96

References