Instituto Nacional de ciberseguridad. Sección Incibe
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CVE-2022-36327

Severity CVSS v4.0:
Pending analysis
Type:
CWE-22 Path Traversal
Publication date:
18/05/2023
Last modified:
31/05/2023

Description

Improper Limitation of a Pathname to a Restricted Directory (&amp;#39;Path Traversal&amp;#39;) vulnerability that could allow an attacker to write files to locations with certain critical filesystem types leading to remote code execution was discovered in Western Digital My Cloud Home, My Cloud Home Duo, SanDisk ibi and Western Digital My Cloud OS 5 devices. This issue requires an authentication bypass issue to be triggered before this can be exploited. <br /> This issue affects My Cloud Home and My Cloud Home Duo: before 9.4.0-191; ibi: before 9.4.0-191; My Cloud OS 5: before 5.26.202.

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

Vulnerable products and versions

CPE From Up to
cpe:2.3:o:westerndigital:my_cloud_os_5:*:*:*:*:*:*:*:* 5.26.202 (excluding)
cpe:2.3:h:westerndigital:my_cloud:-:*:*:*:*:*:*:*
cpe:2.3:h:westerndigital:my_cloud_dl2100:-:*:*:*:*:*:*:*
cpe:2.3:h:westerndigital:my_cloud_dl4100:-:*:*:*:*:*:*:*
cpe:2.3:h:westerndigital:my_cloud_ex2_ultra:-:*:*:*:*:*:*:*
cpe:2.3:h:westerndigital:my_cloud_ex2100:-:*:*:*:*:*:*:*
cpe:2.3:h:westerndigital:my_cloud_ex4100:-:*:*:*:*:*:*:*
cpe:2.3:h:westerndigital:my_cloud_mirror_g2:-:*:*:*:*:*:*:*
cpe:2.3:h:westerndigital:my_cloud_pr2100:-:*:*:*:*:*:*:*
cpe:2.3:h:westerndigital:my_cloud_pr4100:-:*:*:*:*:*:*:*
cpe:2.3:h:westerndigital:wd_cloud:-:*:*:*:*:*:*:*
cpe:2.3:o:westerndigital:my_cloud_home_firmware:*:*:*:*:*:*:*:* 9.4.0-191 (excluding)
cpe:2.3:h:westerndigital:my_cloud_home:-:*:*:*:*:*:*:*
cpe:2.3:o:westerndigital:sandisk_ibi_firmware:*:*:*:*:*:*:*:* 9.4.0-191 (excluding)
cpe:2.3:h:westerndigital:sandisk_ibi:-:*:*:*:*:*:*:*

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


References to Advisories, Solutions, and Tools