CVE-2012-3397

4.0 MEDIUM 1% exploit odds No fix listed

What it is

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.

At a glance

Exploitability: Can be exploited over the network with a login. Limited direct impact.
Exploit odds: 1.1% chance of exploitation in the next 30 days (EPSS).
Fix: No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

2012-07-23 21:55 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-06-16 23:43 UTC Last updatedMost recent change to the record

Why it ranks here

Exploited in the wild: no, CISA does not list it.
Exploit odds: 1.1% in the next 30 days (EPSS).
Severity: 4.0 MEDIUM (CVSS).
Fix: none linked yet, which raises it.

Details

Published: 2012-07-23 21:55 UTC
Last modified: 2026-06-16 23:43 UTC
Exploit probability: 1.1% · EPSS, next 30 days
Weakness: CWE-264
Record status: Modified

Affected

Moodle 2.0.0
Moodle 2.0.1
Moodle 2.0.2
Moodle 2.0.3
Moodle 2.0.4
Moodle 2.0.5
Moodle 2.0.6
Moodle 2.0.7

Attack profile CVSS 2.0 · 4.0

Attack vector: Network
Complexity: Low
Authentication: Single
Confidentiality: None
Integrity: Partial
Availability: None

Raw vector

AV:N/AC:L/Au:S/C:N/I:P/A:N

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2012-3397.md and follow it. Check whether this project is affected by CVE-2012-3397. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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References

NVD record · CVE.org record