CVE-2021-47829

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.

CVSS v3 7.8 HIGH

7.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 1.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://www.exploit-db.com/exploits/49850
https://www.vulncheck.com/advisories/dhcp-broadband-dhcptexe-unquoted-service-path
https://www.weird-solutions.com

Configurations

No configuration.

History

15 Apr 2026, 00:35

Type	Values Removed	Values Added
Summary		(es) DHCP Broadband 4.1.0.1503 contiene una vulnerabilidad de ruta de servicio sin comillas en su configuración de servicio que permite a atacantes locales ejecutar código con privilegios elevados. Los atacantes pueden explotar la ruta sin comillas en 'C:\Program Files\DHCP Broadband 4\dhcpt.exe' para inyectar código malicioso que se ejecutará durante el inicio del servicio con permisos de LocalSystem.

16 Jan 2026, 19:16

Type	Values Removed	Values Added
New CVE

Information

Published : 2026-01-16 19:16

Updated : 2026-04-15 00:35

NVD link : CVE-2021-47829

Mitre link : CVE-2021-47829

CVE.ORG link : CVE-2021-47829

JSON object : View

Products Affected

No product.

CWE

CWE-428

Unquoted Search Path or Element

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