CVE-2021-1815

Severity CVSS v4.0:

Pending analysis

Type:

CWE-22 Path Traversal

Publication date:

08/09/2021

Last modified:

18/10/2022

Description

A parsing issue in the handling of directory paths was addressed with improved path validation. This issue is fixed in macOS Big Sur 11.3, iOS 14.5 and iPadOS 14.5, watchOS 7.4, tvOS 14.5. A local user may be able to modify protected parts of the file system.

Impact

Vector 3.x

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

Base Score: 5.50 MEDIUM
Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

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

Base Score 3.x

5.50

Severity 3.x

MEDIUM

Vector 2.0

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

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

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

Base Score 2.0

2.10

Severity 2.0

LOW

Vulnerable products and versions

CPE	From	Up to
cpe:2.3:o:apple:ipados::::::::		14.5 (excluding)
cpe:2.3:o:apple:iphone_os::::::::		14.5 (excluding)
cpe:2.3:o:apple:macos::::::::	11.0 (including)	11.3 (excluding)
cpe:2.3:o:apple:tvos::::::::		14.5 (excluding)
cpe:2.3:o:apple:watchos::::::::		7.4 (excluding)

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

CVE-2021-1815

Description

Impact

Vulnerable products and versions

References to Advisories, Solutions, and Tools