CVE-2022-36327: sandisk ibi Path Traversal

Vulnerability summary

CVE-2022-36327 is a critical (CVSS 9.8) Path Traversal vulnerability in sandisk ibi. EPSS estimates a 1.47% chance of exploitation in the next 30 days, higher than 73.3% of scored vulnerabilities.

Timeline

1. 18-05-2023
   PublishedVulnerability first disclosed.
2. 22-01-2025
   Last modifiedVulnerability information updated.

Description

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.

• CWE-22Improper 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.