5.4

CVE-2021-20280

Exploit
Text-based feedback answers required additional sanitizing to prevent stored XSS and blind SSRF risks in moodle before 3.10.2, 3.9.5, 3.8.8, 3.5.17.
Daten sind bereitgestellt durch National Vulnerability Database (NVD)
Moodle ≫ Moodle Version >= 3.5.0 < 3.5.17
Moodle ≫ Moodle Version >= 3.8.0 < 3.8.8
Moodle ≫ Moodle Version >= 3.9.0 < 3.9.5
Moodle ≫ Moodle Version >= 3.10.0 < 3.10.2
Fedoraproject ≫ Fedora Version32
Fedoraproject ≫ Fedora Version33
Fedoraproject ≫ Fedora Version34
Zu dieser CVE wurde keine Warnung gefunden.
EPSS Metriken
Typ Quelle Score Percentile
EPSS FIRST.org 1.28% 0.662
CVSS Metriken
Quelle Base Score Exploit Score Impact Score Vector String
nvd@nist.gov 5.4 2.3 2.7
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
nvd@nist.gov 3.5 6.8 2.9
AV:N/AC:M/Au:S/C:N/I:P/A:N
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

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/
http://packetstormsecurity.com/files/164817/Moodle-Cross-Site-Scripting-Server-Side-Request-Forgery.html
Third Party Advisory
Exploit
VDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1939037
Third Party Advisory
Issue Tracking
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FGOMHMYM3WICJ6D6U22Z6LPJGT5A6MZM/
https://moodle.org/mod/forum/discuss.php?d=419651
Patch
Vendor Advisory