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Fencer Vulns
medium 5.4

CVE-2024-38277 json

moodle: QR login key and auto-login key for the Moodle mobile app should be generated as separate keys

published 2024-06-18 2 y ago modified 2026-09-08 2 mo ago also BIT-moodle-2024-38277 , EUVD-2024-2156 , GHSA-r82w-3phg-qvr4

cvss
5.4
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 15%
public exploits
0
none known

Summary

A unique key should be generated for a user's QR login key and their auto-login key, so the same key cannot be used interchangeably between the two.

Patch / fix

  • packagist moodle/moodle 4.1.11, 4.2.8, 4.3.5, 4.4.1
  • bitnami moodle 4.1.11, 4.2.8, 4.3.5, 4.4.1
  • moodle moodle 4.1.11, 4.2.8, 4.3.5

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-2024-38277 updated

moodle: QR login key and auto-login key for the Moodle mobile app should be generated as separate keys

  • 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

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
2 y ago

Exploit prediction

0.24% chance of exploitation in the next 30 days, higher than 15% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CISA ADP 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
GitHub 3.1 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N
CNA 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
OSV 3.1 5.4 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

Affected packages

ecosystem package affected fixed in
packagist moodle/moodle
>=4.4.0-beta, <4.4.1
>=4.3.0-beta, <4.3.5
>=4.2.0-beta, <4.2.8
<4.1.11
4.4.1
4.3.5
4.2.8
4.1.11
bitnami moodle
>=4.1.0, <4.1.11
>=4.2.0, <4.2.8
>=4.3.0, <4.3.5
>=4.4.0, <4.4.1
4.1.11
4.2.8
4.3.5
4.4.1

Affected products

  • Moodle Moodle

Classification

Weakness
  • CWE-324 Use of a Key Past its Expiration Date
  • CWE-326 Inadequate Encryption Strength

References

Sources

Fencer Vulns 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.