CVE-2023-5551 : Separate Groups mode restrictions were not honoured in the forum summary report,

Separate Groups mode restrictions were not honoured in the forum summary report, which would display users from other groups.

Published 2023-11-09 20:15:11

Updated 2023-11-17 17:00:35

Source Fedora Project

View at NVD, CVE.org

Vulnerability category: Information leak

Products affected by CVE-2023-5551

Moodle » Moodle
Versions from including (>=) 4.0.0 and before (<) 4.0.11
cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
Matching versions
Moodle » Moodle
Versions from including (>=) 3.11.0 and before (<) 3.11.17
cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
Matching versions
Moodle » Moodle
Versions before (<) 3.9.24
cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
Matching versions
Moodle » Moodle
Versions from including (>=) 4.2.0 and before (<) 4.2.3
cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
Matching versions
Moodle » Moodle
Versions from including (>=) 4.1.0 and before (<) 4.1.6
cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
Matching versions
Fedoraproject » Fedora » Version: 38
cpe:2.3:o:fedoraproject:fedora:38:*:*:*:*:*:*:*
Matching versions
Fedoraproject » Extra Packages For Enterprise Linux » Version: 7.0
cpe:2.3:a:fedoraproject:extra_packages_for_enterprise_linux:7.0:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.05%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 13 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
3.3	LOW	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N	1.8	1.4	NIST
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: Low Integrity: None Availability: None
3.3	LOW	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N	1.8	1.4	Fedora Project
Attack Vector: Local Attack Complexity: Low Privileges Required: None User Interaction: Required Scope: Unchanged Confidentiality: None Integrity: Low Availability: None

CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information.

Assigned by: patrick@puiterwijk.org (Secondary)

http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-79310

Official Moodle git projects - moodle.git/search
Patch
https://bugzilla.redhat.com/show_bug.cgi?id=2243453

2243453 – (CVE-2023-5551, MSA-23-0043) CVE-2023-5551 moodle: Forum summary report shows students from other groups when in Separate Groups mode
Issue Tracking;Patch;Third Party Advisory
https://moodle.org/mod/forum/discuss.php?d=451592

Moodle.org: MSA-23-0043: Forum summary report shows students from other groups when in Separate Groups mode | Moodle.org
Patch;Vendor Advisory

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