CVE-2024-45691
Moodle Lesson activity password bypass through PHP loose comparison
5.4
MEDIUM
CVSS 3.1
EPSS 0.39%
Description
A flaw was found in Moodle. When restricting access to a lesson activity with a password, certain passwords could be bypassed or less secure due to a loose comparison in the password-checking logic. This issue only affected passwords set to "magic hash" values.
How to fix CVE-2024-45691
To remediate CVE-2024-45691, upgrade the affected package to a fixed version below.
- —upgrade to 4.1.13 or later
- —upgrade to 4.1.13 or later
Is CVE-2024-45691 being exploited?
Low — EPSS is 0.4%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 4.1.13, >= 4.2.0, < 4.2.10, >= 4.3.0, < 4.3.7, >= 4.4.0, < 4.4.3
- from 0, < 4.1.13
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 4.0 | — | CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N |
| osv | CVSS 3.1 | MEDIUM5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N |