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Fencer Intel
critical 9.8

CVE-2022-30600 json

Incorrect Calculation in moodle

published 4y ago modified 2mo ago also BIT-moodle-2022-30600 , EUVD-2022-5471 , GHSA-w37f-pvvx-wcwm

cvss
9.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
5.1%
EPSS 5.1% chance of exploitation in 30 days, percentile 92%
public exploits
0
none known

Summary

A flaw was found in moodle where logic used to count failed login attempts could result in the account lockout threshold being bypassed.

Patch / fix

  • packagist moodle/moodle 3.9.14, 3.10.11, 3.11.7, 4.0.1
  • bitnami moodle 3.9.14, 3.10.11, 3.11.7, 4.0.1
  • moodle moodle 3.9.14, 3.10.11, 3.11.7

Is CVE-2022-30600 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2022-30600 updated cvss 9.8

moodle: Failed login attempts counted incorrectly

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

5.06% chance of exploitation in the next 30 days, higher than 92% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
GitHub 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P
OSV 3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem package affected fixed in
packagist moodle/moodle
>=4.0, <4.0.1
>=3.9, <3.9.14
>=3.10, <3.10.11
>=3.11, <3.11.7
4.0.1
3.9.14
3.10.11
3.11.7
bitnami moodle
>=3.9.0, <3.9.14
>=3.10.0, <3.10.11
>=3.11.0, <3.11.7
>=4.0.0, <4.0.1
3.9.14
3.10.11
3.11.7
4.0.1

Affected products

  • n/a moodle

Classification

Weakness

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.