#VU67471 Permissions, Privileges, and Access Controls in Moodle - CVE-2022-40316

Vulnerability identifier: #VU67471

Vulnerability risk: Low

CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-40316

CWE-ID: CWE-264

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Moodle
Web applications / Other software

Vendor: moodle.org

Description

The vulnerability allows a remote user to gain access to sensitive information.

The vulnerability exists due to the H5P activity attempts report does not respect group permissions when displaying information to non-editing teachers about attempts/users in groups they should not have access to. A remote user can gain access to sensitive information.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Moodle: 3.9.0 - 3.9.16, 3.10.0 - 3.11.9, 4.0.0 - 4.0.3

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External links
https://moodle.org/mod/forum/discuss.php?d=438395
https://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-71662
https://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-72012

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.