CVE-2021-47829 HIGH

CVE-2021-47829: DHCP Broadband 4.1.0.1503 - 'dhcpt.exe' Unquoted Service Path

Vendor Weird-Solutions
Product DHCP Broadband
Weakness CWE-428
Published January 16, 2026
Last update January 16, 2026

CVSS base score

8.5/10
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Confidentiality
Integrity

CVSS vector

CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

What the vulnerability does

01Description

DHCP Broadband 4.1.0.1503 contains an unquoted service path vulnerability in its service configuration that allows local attackers to execute code with elevated privileges. Attackers can exploit the unquoted path in 'C:\Program Files\DHCP Broadband 4\dhcpt.exe' to inject malicious code that will execute during service startup with LocalSystem permissions.

Key dates

02Disclosure timeline

January 16, 2026 CVE published
January 16, 2026 Record updated