CVE-2026-20435

Published Mar 2, 2026

Last updated 2 months ago

Overview

Description
In preloader, there is a possible read of device unique identifiers due to a logic error. This could lead to local information disclosure, if an attacker has physical access to the device, with no additional execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS10607099; Issue ID: MSV-6118.
Source
security@mediatek.com
NVD status
Analyzed
Products
yocto, rdk-b, android, openwrt, zephyr

Risk scores

CVSS 3.1

Type
Secondary
Base score
4.6
Impact score
3.6
Exploitability score
0.9
Vector string
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Severity
MEDIUM

Weaknesses

security@mediatek.com
CWE-522

Social media

Hype score
Not currently trending

Configurations

References

Sources include official advisories and independent security research.