CVE-2018-4004 Privilege escalation in Shimo VPN

High 7.1 Published Updated

A local attacker can exploit a flaw in the Shimo VPN helper service to kill privileged processes, leading to privilege escalation.

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

What is CVE-2018-4004?

CVE-2018-4004 is a high-severity vulnerability in Shimo VPN, published on 17 Apr 2019. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

An exploitable privilege escalation vulnerability exists in the Shimo VPN 4.1.5.1 helper service in the disconnectService functionality. A non-root user is able to kill any privileged process on the system. An attacker would need local access to the machine for a successful exploit.

Weakness: CWE-20

Which versions are affected by CVE-2018-4004?

It affects 1 product.

Products include Shimovpn Shimo Vpn.

How do I fix CVE-2018-4004?

No fix has been published for CVE-2018-4004 yet. Limit exposure of the affected software until one is available.

Is CVE-2018-4004 being exploited?

There is no known exploitation of CVE-2018-4004 in the wild and no public exploit code.

Sources

Also known as GHSA-35g5-j45f-57f3.

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