CVE-2018-4006 Privilege escalation in Shimo VPN
A local attacker can exploit a file write vulnerability in the Shimo VPN helper service to escalate privileges to root.
- 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-2018-4006?
CVE-2018-4006 is a critical 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 writeConfig functionality. A non-root user is able to write a file anywhere on the system. A user with local access can use this vulnerability to raise their privileges to root. An attacker would need local access to the machine to exploit it successfully.
Weakness: CWE-20
Which versions are affected by CVE-2018-4006?
It affects 1 product.
Products include Shimovpn Shimo Vpn.
How do I fix CVE-2018-4006?
No fix has been published for CVE-2018-4006 yet. Limit exposure of the affected software until one is available.
Is CVE-2018-4006 being exploited?
There is no known exploitation of CVE-2018-4006 in the wild and no public exploit code.
Other vulnerabilities in Shimo VPN
Sources
Also known as GHSA-77gm-qcq9-fqc2.