CVE-2018-8739

Severity: critical (CVSS 9.8 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2018-03-16 · updated 2026-06-17

Description

VPN Unlimited 4.2.0 for macOS suffers from a root privilege escalation vulnerability in its privileged helper tool. The privileged helper tool implements an XPC interface, which allows arbitrary applications to execute system commands as root.

Affected products

Keepsolid Vpn Unlimited: before 4.2.0 — fixed in 4.2.0

How to fix

Upgrade to a fixed version: Keepsolid Vpn Unlimited 4.2.0. Check the vendor advisory for mitigations.

References

https://github.com/VerSprite/research/blob/master/advisories/VS-2018-014.md
https://github.com/VerSprite/research/blob/master/advisories/VS-2018-014.md

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