CVE-2012-3397

medium

Published 2012-07-23 · Modified 2026-04-29

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CVSS v3

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CVSS v4 NEW

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not yet in upstream

VIR risk

4.0

Description

lib/modinfolib.php in Moodle 2.0.x before 2.0.10, 2.1.x before 2.1.7, 2.2.x before 2.2.4, and 2.3.x before 2.3.1 does not check for a group-membership requirement when determining whether an activity is unavailable or hidden, which allows remote authenticated users to bypass intended access restrictions by selecting an activity that is configured for a group of other users.

Predictions

Exploit likelihood

20%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Application impact

Vendor	Product	Versions
moodle	moodle	`2.0.0`
moodle	moodle	`2.0.1`
moodle	moodle	`2.0.2`
moodle	moodle	`2.0.3`
moodle	moodle	`2.0.4`
moodle	moodle	`2.0.5`
moodle	moodle	`2.0.6`
moodle	moodle	`2.0.7`
moodle	moodle	`2.0.8`
moodle	moodle	`2.0.9`
moodle	moodle	`2.1.0`
moodle	moodle	`2.1.1`
moodle	moodle	`2.1.2`
moodle	moodle	`2.1.3`
moodle	moodle	`2.1.4`
moodle	moodle	`2.1.5`
moodle	moodle	`2.1.6`
moodle	moodle	`2.2.0`
moodle	moodle	`2.2.1`
moodle	moodle	`2.2.2`
moodle	moodle	`2.2.3`
moodle	moodle	`2.3.0`

References

CWEs

CWE-264

Community-verified mitigations for this CVE will appear above when contributors publish them.

Verify integrity in audit chain (admin only). AS-IS.