CVE-2016-20058 Netgate AMITI Antivirus build 23.0.305 Unquoted Service Path Privilege Escalation

High 8.5 Published Updated

Local attackers can escalate privileges to LocalSystem by placing a malicious executable in the unquoted service path of Netgate AMITI Antivirus.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
None listed

What is CVE-2016-20058?

CVE-2016-20058 is a high-severity vulnerability in NETGATE AMITI Antivirus, published on 4 Apr 2026. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

Netgate AMITI Antivirus build 23.0.305 contains an unquoted service path vulnerability in the AmitiAvSrv and AmitiAntivirusHealth services that allows local attackers to escalate privileges. Attackers can place a malicious executable in the unquoted service path and trigger service restart or system reboot to execute code with LocalSystem privileges.

Weakness: CWE-428

Which versions are affected by CVE-2016-20058?

It affects 1 product.

Products include Netgate Amiti Antivirus.

How do I fix CVE-2016-20058?

No fix has been published for CVE-2016-20058 yet. Limit exposure of the affected software until one is available.

Is CVE-2016-20058 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2016-20058 exists.

Sources

Also known as GHSA-gmgr-4mx6-9f7m.

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