9.1

CVE-2021-21809

Exploit

A command execution vulnerability exists in the default legacy spellchecker plugin in Moodle 3.10. A specially crafted series of HTTP requests can lead to command execution. An attacker must have administrator privileges to exploit this vulnerabilities.

Data is provided by the National Vulnerability Database (NVD)
Moodle ≫ Moodle Version3.10.0 Update-
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 69.12% 0.986
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 9.1 2.3 6
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H
nvd@nist.gov 9 8 10
AV:N/AC:L/Au:S/C:C/I:C/A:C
talos-cna@cisco.com 8.2 2.3 5.3
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:L/A:L
CWE-78 Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.