9.8

CVE-2022-36327

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') 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. 
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.

Data is provided by the National Vulnerability Database (NVD)
WesterndigitalMy Cloud Os 5 Version < 5.26.202
   WesterndigitalMy Cloud Version-
   WesterndigitalMy Cloud Dl2100 Version-
   WesterndigitalMy Cloud Dl4100 Version-
   WesterndigitalMy Cloud Ex2 Ultra Version-
   WesterndigitalMy Cloud Ex2100 Version-
   WesterndigitalMy Cloud Ex4100 Version-
   WesterndigitalMy Cloud Mirror G2 Version-
   WesterndigitalMy Cloud Pr2100 Version-
   WesterndigitalMy Cloud Pr4100 Version-
   WesterndigitalWd Cloud Version-
WesterndigitalMy Cloud Home Firmware Version < 9.4.0-191
   WesterndigitalMy Cloud Home Version-
WesterndigitalSandisk Ibi Firmware Version < 9.4.0-191
   WesterndigitalSandisk Ibi Version-
Zu dieser CVE wurde keine CISA KEV oder CERT.AT-Warnung gefunden.
EPSS Metriken
Type Source Score Percentile
EPSS FIRST.org 0.27% 0.479
CVSS Metriken
Source Base Score Exploit Score Impact Score Vector string
nvd@nist.gov 9.8 3.9 5.9
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
psirt@wdc.com 5.8 1.3 4
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:C/C:N/I:H/A:N
CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.