CVE-2022-29836

Post-Auth Path Traversal Vulnerability Allows to Custom Package Installation via HTTP API

Severity Score

4.3

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') vulnerability was discovered via an HTTP API on Western Digital My Cloud Home; My Cloud Home Duo; and SanDisk ibi devices that could allow an attacker to abuse certain parameters to point to random locations on the file system. This could also allow the attacker to initiate the installation of custom packages at these locations. This can only be exploited once the attacker has been authenticated to the device. This issue affects: Western Digital My Cloud Home and My Cloud Home Duo versions prior to 8.11.0-113 on Linux; SanDisk ibi versions prior to 8.11.0-113 on Linux.

Se descubrió una vulnerabilidad de limitación inadecuada de un nombre de ruta a un Restricted Directory ("Path Traversal") a través de una API HTTP en Western Digital My Cloud Home; My Cloud Home Duo; y dispositivos SanDisk ibi que podrían permitir a un atacante abusar de ciertos parámetros para señalar ubicaciones aleatorias en el sistema de archivos. Esto también podría permitir al atacante iniciar la instalación de paquetes personalizados en estas ubicaciones. Esto sólo puede explotarse una vez que el atacante se haya autenticado en el dispositivo. Este problema afecta a: versiones de Western Digital My Cloud Home y My Cloud Home Duo anteriores a 8.11.0-113 en Linux; Versiones de SanDisk ibi anteriores a 8.11.0-113 en Linux.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

Attack Vector

Local

Attack Complexity

High

Privileges Required

High

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2022-04-27 CVE Reserved
2022-11-09 CVE Published
2023-11-16 EPSS Updated
2024-08-03 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

CAPEC

References (1)

URL	Tag	Source

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
https://www.westerndigital.com/support/product-security/wdc-22016-my-cloud-home-ibi-firmware-version-8-11-0-113	2022-11-15

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Westerndigital Search vendor "Westerndigital"	My Cloud Home Firmware Search vendor "Westerndigital" for product "My Cloud Home Firmware"	< 8.11.0-113 Search vendor "Westerndigital" for product "My Cloud Home Firmware" and version " < 8.11.0-113"	-	Affected	in	Westerndigital Search vendor "Westerndigital"	My Cloud Home Search vendor "Westerndigital" for product "My Cloud Home"	-	-	Safe
Westerndigital Search vendor "Westerndigital"	My Cloud Home Duo Firmware Search vendor "Westerndigital" for product "My Cloud Home Duo Firmware"	< 8.11.0-113 Search vendor "Westerndigital" for product "My Cloud Home Duo Firmware" and version " < 8.11.0-113"	-	Affected	in	Westerndigital Search vendor "Westerndigital"	My Cloud Home Duo Search vendor "Westerndigital" for product "My Cloud Home Duo"	-	-	Safe
Westerndigital Search vendor "Westerndigital"	Sandisk Ibi Firmware Search vendor "Westerndigital" for product "Sandisk Ibi Firmware"	< 8.11.0-113 Search vendor "Westerndigital" for product "Sandisk Ibi Firmware" and version " < 8.11.0-113"	-	Affected	in	Westerndigital Search vendor "Westerndigital"	Sandisk Ibi Search vendor "Westerndigital" for product "Sandisk Ibi"	-	-	Safe