CVE-2021-3943

Severity CVSS v4.0:

Pending analysis

Type:

CWE-20 Input Validation

Publication date:

22/11/2021

Last modified:

21/12/2022

Description

A flaw was found in Moodle in versions 3.11 to 3.11.3, 3.10 to 3.10.7, 3.9 to 3.9.10 and earlier unsupported versions. A remote code execution risk when restoring backup files was identified.

Impact

Vector 3.x

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 9.80 CRITICAL
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x

9.80

Severity 3.x

CRITICAL

Vector 2.0

AV:N/AC:L/Au:N/C:P/I:P/A:P CVSS v2.0 Severity and Metrics:

Base Score: 7.50 HIGH
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Low
Authentication (Au): None
Confidentiality (C): Physical
Integrity (I): Physical
Availability (A): Physical

Base Score 2.0

7.50

Severity 2.0

HIGH

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:a:moodle:moodle::::::::	3.9.0 (including)	3.9.10 (including)
cpe:2.3:a:moodle:moodle::::::::	3.10.0 (including)	3.10.7 (including)
cpe:2.3:a:moodle:moodle::::::::	3.11.0 (including)	3.11.3 (including)

To consult the complete list of CPE names with products and versions, see this page

CVE-2021-3943

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools