Information disclosure in Moodle

CVE-2017-12157

In Moodle 3.x, various course reports allow teachers to view details about users in the groups they can't access.

Vulnerability class: Information Disclosure

EPSS: 0.009 (56.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.

Affected products

Moodle — versions 3.0.0, 3.0.1, 3.0.2
N/a Moodle 3.x — versions Moodle 3.x

Weakness classification (CWE)

CWE-200 — Information Disclosure

References

secalert@redhat.com (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
secalert@redhat.com (x_refsource_CONFIRM, Patch, Vendor Advisory)

Frequently asked questions

What is CVE-2017-12157?: CVE-2017-12157 is a medium-severity vulnerability in Moodle, classified under Information Disclosure. CVSS score: 4.3/10. Published 2017-09-18.
How severe is CVE-2017-12157?: Medium severity. CVSS v3 base score is 4.3 out of 10.