Privilege escalation in Shimovpn Shimo Vpn
CVE-2018-4008
An exploitable privilege escalation vulnerability exists in the Shimo VPN 4.1.5.1 helper service in the RunVpncScript command. The command takes a user-supplied script argument and executes it under root context. 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 successfully exploit this bug.
Vulnerability class: Privilege Escalation
EPSS: 0.004 (34.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Shimovpn Shimo_vpn — versions 4.1.5.1
- N/a Shimo Vpn — versions Shimo VPN 4.1.5.1
Weakness classification (CWE)
References
- talos-cna@cisco.com (Exploit, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2018-4008?
- CVE-2018-4008 is a high-severity vulnerability in Shimovpn Shimo Vpn, classified under Improper Privilege Management. CVSS score: 7.8/10. Published 2019-04-15.
- How severe is CVE-2018-4008?
- High severity. CVSS v3 base score is 7.8 out of 10.