Western Digital SanDisk X300, X300s, X400, and X600 devices: A vulnerability in the wear-leveling algorithm of the drive may cause cryptogra
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.
- Published
- Mar 10, 2020
- Updated
- Jun 16, 2026
- EPSS
- 0.2% · 8th percentile
- CWE
- CWE-522
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Report tools
Action score
22
Monitor
Low priority for now.
- CVSS
- 22 / 40 · 5.5 / 10
- CISA KEV
- 0 / 30 · Not listed
- EPSS
- 0 / 30 · 0.2%
Noroxi analysis
No Noroxi analysis for this record yet
We don't hand-write analysis for the hundreds of thousands of vulnerabilities in the database; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.
We use this product, ask for helpAffected systems
| Vendor | Product | CPE |
|---|---|---|
| westerndigital | sandisk x600 sd9tb8w-128g firmware | cpe:2.3:o:westerndigital:sandisk_x600_sd9tb8w-128g_firmware |
| westerndigital | sandisk x600 sd9tb8w-128g | cpe:2.3:h:westerndigital:sandisk_x600_sd9tb8w-128g |
| westerndigital | sandisk x600 sd9tb8w-256g firmware | cpe:2.3:o:westerndigital:sandisk_x600_sd9tb8w-256g_firmware |
| westerndigital | sandisk x600 sd9tb8w-256g | cpe:2.3:h:westerndigital:sandisk_x600_sd9tb8w-256g |
| westerndigital | sandisk x600 sd9tb8w-512g firmware | cpe:2.3:o:westerndigital:sandisk_x600_sd9tb8w-512g_firmware |
| westerndigital | sandisk x600 sd9tb8w-512g | cpe:2.3:h:westerndigital:sandisk_x600_sd9tb8w-512g |
| westerndigital | sandisk x600 sd9tb8w-1t00 firmware | cpe:2.3:o:westerndigital:sandisk_x600_sd9tb8w-1t00_firmware |
| westerndigital | sandisk x600 sd9tb8w-1t00 | cpe:2.3:h:westerndigital:sandisk_x600_sd9tb8w-1t00 |
| westerndigital | sandisk x600 sd9tb8w-2t00 firmware | cpe:2.3:o:westerndigital:sandisk_x600_sd9tb8w-2t00_firmware |
| westerndigital | sandisk x600 sd9tb8w-2t00 | cpe:2.3:h:westerndigital:sandisk_x600_sd9tb8w-2t00 |
| westerndigital | sandisk x600 sd9tn8w-128g firmware | cpe:2.3:o:westerndigital:sandisk_x600_sd9tn8w-128g_firmware |
| westerndigital | sandisk x600 sd9tn8w-128g | cpe:2.3:h:westerndigital:sandisk_x600_sd9tn8w-128g |
and 106 more
Affected versions
NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.
- westerndigital sandisk x300 sd7sb6s-128g firmwareall versions
- westerndigital sandisk x300 sd7sb6s-256g firmwareall versions
- westerndigital sandisk x300 sd7sb7s-010t firmwareall versions
- westerndigital sandisk x300 sd7sb7s-512g firmwareall versions
- westerndigital sandisk x300 sd7sf6s-128g firmwareall versions
- westerndigital sandisk x300 sd7sf6s-256g firmwareall versions
- westerndigital sandisk x300 sd7sf6s-512g firmwareall versions
- westerndigital sandisk x300 sd7sn6s-128g firmwareall versions
- westerndigital sandisk x300 sd7sn6s-256g firmwareall versions
- westerndigital sandisk x300 sd7sn6s-512g firmwareall versions
- westerndigital sandisk x300s sd7sb3q-064g firmwareall versions
- westerndigital sandisk x300s sd7sn3q-064g firmwareall versions
- westerndigital sandisk x300s sd7ub2q-010t firmwareall versions
- westerndigital sandisk x300s sd7ub2q-512g firmwareall versions
- westerndigital sandisk x300s sd7ub3q-128g firmwareall versions
- westerndigital sandisk x300s sd7ub3q-256g firmwareall versions
- westerndigital sandisk x300s sd7un3q-128g firmwareall versions
- westerndigital sandisk x300s sd7un3q-256g firmwareall versions
- westerndigital sandisk x300s sd7un3q-512g firmwareall versions
- westerndigital sandisk x400 sd8sb8u-128g firmwareall versions
Same product
westerndigital: all recordsOther highest-scoring records for the same primary product.
- CVE-2019-10705Western Digital SanDisk X600 devices in certain configurations, a vulnerability in the access control mechanism of the drive may allow data 30Monitor
- CVE-2019-10706Western Digital SanDisk SanDisk X300, X300s, X400, and X600 devices: The firmware update authentication method relies on a symmetric HMAC di25Monitor
Remediation
Which version to upgrade to
Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.
No fix version is recorded for this entry. Check the references for vendor advisories.
Exploit status
No known public exploit
No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.
Research context
For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.
Timeline
From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.
No dated events beyond publication.
FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).
Patch and commit links
Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.
No commit or PR link among the references.
Credits
All researchersFinders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.
No credits in the CNA record.
Variant candidates
Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.
No nightly-computed relations.
Chain candidates
An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.
—
Bug bounty scope
No known public program.
Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).
Technical details
Attack conditions
- Someone with local access to the system can trigger it.
- A low-privileged account is enough.
- No user action is required.
- No special conditions are required; it is repeatable.
If successful
- Confidentiality
- high · data can be read
- Integrity
- none
- Availability
- none
- Attack vector
- Local
- Attack complexity
- Low
- Privileges required
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- None
- Availability impact
- None
Weakness class (CWE)
CWE-522 · Insufficiently Protected CredentialsCVSS vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
nvd-primary
Attack context
MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.
Attack patterns (CAPEC)
- Session SidejackingCAPEC-102likelihood: High · High
- Signature Spoofing by Key TheftCAPEC-474likelihood: Medium · High
- Password Recovery ExploitationCAPEC-50likelihood: Medium · High
- KerberoastingCAPEC-509High
- Modify Existing ServiceCAPEC-551
- Remote Services with Stolen CredentialsCAPEC-555Very High
- Use of Known Domain CredentialsCAPEC-560likelihood: High · High
- Windows Admin Shares with Stolen CredentialsCAPEC-561
ATT&CK techniques
- Remote ServicesT1021
- Remote Services:SMB/Windows Admin SharesT1021.002
- Valid AccountsT1078
- Brute Force:Credential StuffingT1110.004
- Email Collection:Remote Email CollectionT1114.002
- External Remote ServicesT1133
- Create or Modify System ProcessT1543
- Use Alternate Authentication Material:Pass The HashT1550.002
- Use Alternate Authentication Material:Pass The TicketT1550.003
- Unsecured Credentials: Private KeysT1552.004
- Steal or Forge Kerberos TicketsT1558
- Steal or Forge Kerberos Tickets:KerberoastingT1558.003
Change log
No changes recorded on tracked fields yet. Score, KEV, exploit maturity and fix status changes appear here.
References
- support.wdc.com/downloads.aspx?g=907&lang=en
- www.westerndigital.com/support/productsecurity/wdc-19006-sandisk-x600-sata-ssd
- www.westerndigital.com/support/productsecurity/wdc-19007-sandisk-x300-x400-sata-s
Vendor advisories and official records. Exploit/PoC links are deliberately left out.