MEDIUM
CVE-2019-11686
CWE-522Published: March 10, 2020· Updated: Jun 17, 2026
5.5
CVSS v3.1
Official 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.
Technical Analysis
CVE-2019-11686 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires low privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A successful exploit results in complete confidentiality breach (data exposure), with a CVSS base score of 5.5.
CVSS v3.1 Vector Breakdown
Exploitability
Attack VectorLocal
Attack ComplexityLow
Privileges Req.Low
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityNone
AvailabilityNone
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Affected Vendors & Products
westerndigital118 product(s)
sandisk x600 sd9tb8w-128g firmwaresandisk x600 sd9tb8w-128gsandisk x600 sd9tb8w-256g firmwaresandisk x600 sd9tb8w-256gsandisk x600 sd9tb8w-512g firmwaresandisk x600 sd9tb8w-512gsandisk x600 sd9tb8w-1t00 firmwaresandisk x600 sd9tb8w-1t00sandisk x600 sd9tb8w-2t00 firmwaresandisk x600 sd9tb8w-2t00sandisk x600 sd9tn8w-128g firmwaresandisk x600 sd9tn8w-128g+106
Source: NVD CPE · 118 total CPE entries
Exploit & PoC Resources
NO KNOWN EXPLOITNo public exploit confirmed at this time
Exploit-DB
Offensive Security exploit database
GitHub PoC Search
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Rapid7 / Metasploit
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PacketStorm
Security advisories & exploits
NVD Detail
Official NIST entry
MITRE CVE
CVE Program entry
External links open in a new tab. Always verify in a controlled environment before use.
Official Patches & Advisories
All References (6)
→
https://support.wdc.com/downloads.aspx?g=907&lang=enNot Applicable
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https://support.wdc.com/downloads.aspx?g=907&lang=enNot Applicable
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Quick Facts
CVE IDCVE-2019-11686
CVSS Score5.5 / 10
SeverityMEDIUM
WeaknessCWE-522
CISA KEVNo
Affected1 vendor(s)
PublishedMar 10, 2020
Related CVEs (CWE-522)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2019-11686 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.