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Fencer Intel
medium 5.0

CVE-2013-1831 json

Moodle reveals absolute path in exception message

published 13y ago modified 4mo ago also GHSA-xr24-jp5c-6c4v , EUVD-2022-5846

cvss
5.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.6%
EPSS 1.6% chance of exploitation in 30 days, percentile 76%
public exploits
0
none known

Summary

lib/setuplib.php in Moodle through 2.1.10, 2.2.x before 2.2.8, 2.3.x before 2.3.5, and 2.4.x before 2.4.2 allows remote attackers to obtain sensitive information via an invalid request, which reveals the absolute path in an exception message.

Patch / fix

  • packagist moodle/moodle 2.2.8, 2.3.5, 2.4.2

Is CVE-2013-1831 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-2013-1831 updated cvss 4.0

moodle: Server information revealed through exception messages (MSA-13-0013)

  • 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

1.60% chance of exploitation in the next 30 days, higher than 76% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:P/I:N/A:N

Affected packages

ecosystem package affected fixed in
packagist moodle/moodle
<=2.1.10
>=2.2.0, <2.2.8
>=2.3.0, <2.3.5
>=2.4.0, <2.4.2
2.2.8
2.3.5
2.4.2

Classification

Weakness
  • CWE-200 Exposure of Sensitive Information to an Unauthorized Actor

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.