CVE-2016-20057

HIGH

NETGATE Registry Cleaner build 16.0.205 Unquoted Service Path Privilege Escalation

Title source: cna
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2016-20057. PoCs published by Amir.ght.

AI-analyzed exploit summary This is a technical writeup describing an unquoted service path privilege escalation vulnerability in NETGATE Registry Cleaner. The vulnerability allows local attackers to escalate privileges by placing a malicious executable in the service path, which gets executed upon service restart or system reboot.

Description

NETGATE Registry Cleaner build 16.0.205 contains an unquoted service path vulnerability in the NGRegClnSrv service that allows local attackers to escalate privileges by exploiting the service binary path. Attackers can place a malicious executable in the unquoted path and trigger service restart or system reboot to execute code with LocalSystem privileges.

Exploits (1)

exploitdb WRITEUP VERIFIED
by Amir.ght · textlocalwindows
https://www.exploit-db.com/exploits/40539

This is a technical writeup describing an unquoted service path privilege escalation vulnerability in NETGATE Registry Cleaner. The vulnerability allows local attackers to escalate privileges by placing a malicious executable in the service path, which gets executed upon service restart or system reboot.

Classification
Writeup 90%
Attack Type
Lpe
Complexity
Trivial
Reliability
Reliable
Target: NETGATE Registry Cleaner build 16.0.205
Auth required
Prerequisites: Local access to the system · Ability to place an executable in the service path
devstral-2 · analyzed Apr 07, 2026 Full analysis →

References (4)

Core 4
Core References
Exploit exploit
ExploitDB-40539
https://www.exploit-db.com/exploits/40539
Product product
Official Product Homepage
http://www.netgate.sk/
Product product
Product Reference
http://www.netgate.sk/download/download.php?id=4
Third Party Advisory third-party-advisory
VulnCheck Advisory: NETGATE Registry Cleaner build 16.0.205 Unquoted Service Path Privilege Escalation
https://www.vulncheck.com/advisories/netgate-registry-cleaner-build-unquoted-service-path-privilege-escalation

Scores

CVSS v3 7.8
EPSS 0.0061
EPSS Percentile 44.5%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-428
Status published
Products (2)
Netgate/NETGATE Registry Cleaner 16.0.205
netgate/registry_cleaner < 16.0.205
Published Apr 04, 2026
Tracked Since Apr 04, 2026