Description
ZTE ZX297520V3 BootROM contains a vulnerability that allows arbitrary memory writes via USB. Attackers can exploit the lack of target address validation in the USB download mode to write data to any location in BootROM runtime memory, thereby overwriting the stack, hijacking the execution flow, bypassing the Secure Boot signature verification mechanism, and achieving unauthorized code execution.
INFO
Published Date :
2026-05-07T01:15:24.863Z
Last Modified :
2026-05-07T01:15:24.863Z
Source :
zte
AFFECTED PRODUCTS
The following products are affected by CVE-2026-40003 vulnerability.
| Vendors | Products |
|---|---|
| Zte |
|
REFERENCES
Here, you will find a curated list of external links that provide in-depth information to CVE-2026-40003.
CVSS Vulnerability Scoring System
Detailed values of each vector for above chart.
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact