Ecosyste.ms: Advisories

Security Advisories: GSA_kwCzR0hTQS1jN2pqLXZmbXItajltas4AAo7b

Moodle command execution vulnerability exists in the default legacy spellchecker plugin

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

Permalink: https://github.com/advisories/GHSA-c7jj-vfmr-j9mj
JSON: https://advisories.ecosyste.ms/api/v1/advisories/GSA_kwCzR0hTQS1jN2pqLXZmbXItajltas4AAo7b
Source: GitHub Advisory Database
Origin: Unspecified
Severity: Critical
Classification: General
Published: almost 2 years ago
Updated: 11 days ago

CVSS Score: 9.1
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H

Identifiers: GHSA-c7jj-vfmr-j9mj, CVE-2021-21809
References:

• https://nvd.nist.gov/vuln/detail/CVE-2021-21809
• https://talosintelligence.com/vulnerability_reports/TALOS-2021-1277
• http://packetstormsecurity.com/files/164481/Moodle-SpellChecker-Path-Authenticated-Remote-Command-Execution.html
• https://github.com/advisories/GHSA-c7jj-vfmr-j9mj

Blast Radius: 12.9

Affected Packages