CVE-2020-10648 — Improper Input Validation in U-boot

CWE-20 — Improper Input Validation4 documents4 sources
Severity
7.8HIGHNVD
EPSS
0.1%
top 68.54%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Denx U-bootDebian U-bootOpensuse Leap
Timeline
PublishedMar 19
Latest updateMay 24

Description

Das U-Boot through 2020.01 allows attackers to bypass verified boot restrictions and subsequently boot arbitrary images by providing a crafted FIT image to a system configured to boot the default configuration.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages4 packages

▶NVDdenx/u-boot< 2018.03+1
▶debiandebian/u-boot< u-boot 2020.04+dfsg-1 (bookworm)
▶Debiandenx/u-boot< 2020.04+dfsg-1+3
▶NVDopensuse/leap15.2

Patches

Patch: github.com ↗Patch: github.com ↗

🔴Vulnerability Details

2
GHSA
GHSA-qxmg-j2wh-fmfw: Das U-Boot through 2020↗2022-05-24
▶
OSV
CVE-2020-10648: Das U-Boot through 2020↗2020-03-19
▶

📋Vendor Advisories

1
Debian
CVE-2020-10648: u-boot - Das U-Boot through 2020.01 allows attackers to bypass verified boot restrictions...↗2020
▶