Improper input validation in Shimovpn Shimo Vpn
CVE-2018-4006
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.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.007 (48.7th 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-2018-4006?
- CVE-2018-4006 is a high-severity vulnerability in Shimovpn Shimo Vpn, classified under Improper Input Validation. CVSS score: 7.8/10. Published 2019-04-17.
- How severe is CVE-2018-4006?
- High severity. CVSS v3 base score is 7.8 out of 10.