CVE-2018-12037

What it is

An issue was discovered on Samsung 840 EVO and 850 EVO devices (only in "ATA high" mode, not vulnerable in "TCG" or "ATA max" mode), Samsung T3 and T5 portable drives, and Crucial MX100, MX200 and MX300 devices. Absence of a cryptographic link between the password and the Disk Encryption Key allows attackers with privileged access to SSD firmware full access to encrypted data.

At a glance

Exploitability

Can be exploited with physical access with a low-privilege account. High risk of data exposure.

Exploit odds

0.2% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2018-11-20 19:29 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 01:37 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 0.2% in the next 30 days (EPSS).
• Severity: 4.0 MEDIUM (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2018-11-20 19:29 UTC

Last modified

2026-06-17 01:37 UTC

Exploit probability

0.2% · EPSS, next 30 days

Record status

Modified

Affected

• Samsung 840 Evo Firmware
• Samsung 850 Evo Firmware
• Samsung t3 Firmware
• Samsung t5 Firmware
• Micron Crucial mx100 Firmware
• Micron Crucial mx200 Firmware
• Micron Crucial mx300 Firmware

Attack profile CVSS 3.0 · 4.0

Attack vector

Physical

Complexity

High

Privileges needed

Low

User interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

None

Availability

None

Is it in your code?

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