CVE-2018-1000205

Name: CVE-2018-1000205
Creator: NVD / NIST
Published: 2018-06-26T16:29:00.307+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.5/10EPSS 0.71%

Last modified Jun 17, 2026

CVE-2018-1000205 is a medium-severity vulnerability rated 5.5/10 on the CVSS scale. U-Boot contains a CWE-20: Improper Input Validation vulnerability in Verified boot signature validation that can result in Bypass verified boot. This attack appear to be exploitable via Specially crafted FIT image and special device memory functionality.. EPSS estimates a 0.71% chance of exploitation in the next 30 days.

Description

U-Boot contains a CWE-20: Improper Input Validation vulnerability in Verified boot signature validation that can result in Bypass verified boot. This attack appear to be exploitable via Specially crafted FIT image and special device memory functionality.

Metrics

CVSS 3.1

5.5/10

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N

EPSS Probability

0.71%

48.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Denx	U-Boot	<= 2018.07

References

https://lists.denx.de/pipermail/u-boot/2018-June/330454.htmlMailing List, Patch, Vendor Advisory
https://lists.denx.de/pipermail/u-boot/2018-June/330898.htmlMailing List, Mitigation, Vendor Advisory
https://lists.denx.de/pipermail/u-boot/2018-June/330454.htmlMailing List, Patch, Vendor Advisory
https://lists.denx.de/pipermail/u-boot/2018-June/330898.htmlMailing List, Mitigation, Vendor Advisory

Timeline

Published: Jun 26, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-1000205?

How severe is CVE-2018-1000205?

CVE-2018-1000205 has a CVSS score of 5.5/10 (MEDIUM severity). The EPSS model estimates a 0.71% probability of exploitation in the next 30 days.

How do I fix CVE-2018-1000205?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-1000205?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST