Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2021-43264

Severity CVSS v4.0:
Pending analysis
Type:
CWE-22 Path Traversal
Publication date:
02/11/2021
Last modified:
09/11/2021

Description

In Mahara before 20.04.5, 20.10.3, 21.04.2, and 21.10.0, adjusting the path component for the page help file allows attackers to bypass the intended access control for HTML files via directory traversal. It replaces the - character with the / character.

Impact

Vector 3.x
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N CVSS v3.1 Severity and Metrics:

Base Score: 3.30 LOW
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

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

Base Score 3.x
3.30
Severity 3.x
LOW
Vector 2.0
AV:L/AC:L/Au:N/C:P/I:N/A:N CVSS v2.0 Severity and Metrics:

Base Score: 2.10 LOW
Vector: AV:L/AC:L/Au:N/C:P/I:N/A:N

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

Base Score 2.0
2.10
Severity 2.0
LOW

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:mahara:mahara:*:*:*:*:*:*:*:* 20.04.0 (including) 20.04.5 (excluding)
cpe:2.3:a:mahara:mahara:*:*:*:*:*:*:*:* 20.10.0 (including) 20.10.3 (excluding)
cpe:2.3:a:mahara:mahara:*:*:*:*:*:*:*:* 21.04.0 (including) 21.04.2 (excluding)

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


References to Advisories, Solutions, and Tools