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Description

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.

PUBLISHED Reserved 2026-01-14 | Published 2026-01-16 | Updated 2026-01-16 | Assigner VulnCheck




HIGH: 8.5CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
HIGH: 7.8CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Problem types

Unquoted Search Path or Element

Product status

4.1.0.1503
affected

Credits

Erick Galindo finder

References

www.exploit-db.com/exploits/49850 (ExploitDB-49850) exploit

www.weird-solutions.com (Vendor Homepage) product

www.vulncheck.com/...roadband-dhcptexe-unquoted-service-path (VulnCheck Advisory: DHCP Broadband 4.1.0.1503 - 'dhcpt.exe' Unquoted Service Path) third-party-advisory

cve.org (CVE-2021-47829)

nvd.nist.gov (CVE-2021-47829)

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