RCE in Protonvpn

CVE-2018-4010

An exploitable code execution vulnerability exists in the connect functionality of ProtonVPN VPN client 1.5.1. A specially crafted configuration file can cause a privilege escalation, resulting in the ability to execute arbitrary commands with the system's privileges.

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.047 (90.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2018-4010?
CVE-2018-4010 is a high-severity vulnerability in Protonvpn, classified under OS Command Injection. CVSS score: 7.8/10. Published 2018-09-07.
How severe is CVE-2018-4010?
High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2018-4010 known to be exploited?
4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.