CVE-2021-47829
HIGH EPSS 4.8%
Published Jan 16, 20265mo ago · Modified Jun 17, 20261w ago
8.5 CVSS 4.0
Published Jan 16, 2026 5mo ago
Last Modified Jun 17, 2026 1w ago
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.
CVSS Details
Base Score
Exploitability
Impact
Vector string
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/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Attack Vector Local
Attack Complexity Low
Privileges Required Low
User Interaction None
Scope X
Threat Intelligence
EPSS Exploit Probability
4.8% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 1
CWE-428
References 3
- exploit-db.com https://www.exploit-db.com/exploits/49850
- vulncheck.com https://www.vulncheck.com/advisories/dhcp-broadband-dhcptexe-unquoted-service-path
- weird-solutions.com https://www.weird-solutions.com
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.