Staging Environment: Content and features may be unstable or change without notice.
Advisory details: github_osv / GHSA-2m72-m5cw-3g9h
Advisory ID github_osv/GHSA-2m72-m5cw-3g9h
Aliases CVE-2021-20283
Summary Missing permission check in Moodle The web service responsible for fetching other users' enrolled courses did not validate that the requesting user had permission to view that information in each course in moodle before 3.10.2, 3.9.5, 3.8.8, 3.5.17.
Status Published
Exploitability 0.5
Weighted Severity 3.9
Risk 1.9
Affected and Fixed Packages Package Details
Introduced and Fixed Package Commit Patches Package Commit Patches Details
Weaknesses (2)
CWE-862 Missing Authorization
CWE-863 Incorrect Authorization
System Score Found at
cvssv3.1 4.3 https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-2m72-m5cw-3g9h/GHSA-2m72-m5cw-3g9h.json
generic_textual MODERATE
Reference id Reference type URL
https://bugzilla.redhat.com/show_bug.cgi?id=1939051
https://github.com/moodle/moodle
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/AFSNJ7XHVTC52RSRX2GBQFF3VEEAY2MS
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/UFH5DDMU5TZ3JT4Q52WMRAHACA5MHIMT
https://moodle.org/mod/forum/discuss.php?d=419654
CVE-2021-20283 https://nvd.nist.gov/vuln/detail/CVE-2021-20283
No exploits are available.

No EPSS data available for this advisory.

Patch URL
There are no known patches.
Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N Found at https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-2m72-m5cw-3g9h/GHSA-2m72-m5cw-3g9h.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none

There are no SSVC decisions available.