CVE-2021-20281: Infoleak
First published: Mon Mar 15 2021(Updated: )
It was possible for some users without permission to view other users' full names to do so via the online users block in moodle before 3.10.2, 3.9.5, 3.8.8, 3.5.17.
Credit: secalert@redhat.com secalert@redhat.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| composer/moodle/moodle | >=3.5<3.5.17 | 3.5.17 |
| composer/moodle/moodle | >=3.8.0<3.8.8 | 3.8.8 |
| composer/moodle/moodle | >=3.9.0<3.9.5 | 3.9.5 |
| composer/moodle/moodle | >=3.10.0<3.10.2 | 3.10.2 |
| Moodle Moodle | >=3.5.0<3.5.17 | |
| Moodle Moodle | >=3.8.0<3.8.8 | |
| Moodle Moodle | >=3.9.0<3.9.5 | |
| Moodle Moodle | >=3.10.0<3.10.2 | |
| Fedoraproject Fedora | =32 | |
| Fedoraproject Fedora | =34 | |
| redhat/moodle | <3.10.2 | 3.10.2 |
| redhat/moodle | <3.9.5 | 3.9.5 |
| redhat/moodle | <3.8.8 | 3.8.8 |
| redhat/moodle | <3.5.17 | 3.5.17 |
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Reference Links
- https://nvd.nist.gov/vuln/detail/CVE-2021-20281
- https://github.com/moodle/moodle/commit/33d6017287e1835513a3de8edd3fbf7a6a90af9c
- https://bugzilla.redhat.com/show_bug.cgi?id=1939041
- 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=419652
- https://github.com/advisories/GHSA-93wh-35r4-6qmw (Advisory)
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1939043
- https://bugzilla.redhat.com/show_bug.cgi/show_bug.cgi?id=1939047
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/AFSNJ7XHVTC52RSRX2GBQFF3VEEAY2MS/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UFH5DDMU5TZ3JT4Q52WMRAHACA5MHIMT/
- collector/github-advisory-latest
- alias/GHSA-93wh-35r4-6qmw
- alias/CVE-2021-20281
- collector/github-advisory
- collector/nvd-index
- collector/nvd-cve
- agent/author
- agent/type
- agent/softwarecombine
- agent/first-publish-date
- collector/mitre-cve
- source/MITRE
- agent/last-modified-date
- agent/weakness
- agent/references
- agent/remedy
- agent/severity
- agent/description
- agent/event
- collector/redhat-bugzilla
- source/Red Hat
- agent/software-canonical-lookup
- agent/tags
- agent/trending
- package-manager/composer
- vendor/moodle
- canonical/moodle moodle
- version/moodle moodle/3.5.0
- version/moodle moodle/3.8.0
- version/moodle moodle/3.9.0
- version/moodle moodle/3.10.0
- vendor/fedoraproject
- canonical/fedoraproject fedora
- version/fedoraproject fedora/32
- version/fedoraproject fedora/34
- package-manager/redhat