Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2018-10169

29
FAUCET Score

CVE-2018-10169 describes a critical SYSTEM privilege escalation vulnerability in ProtonVPN 1.3.3 for Windows. The ProtonVPN Service exposes a NetNamedPipe endpoint, allowing arbitrary applications to call methods, specifically the "Connect" method. This method can be manipulated to inject a dynamic library plugin into the OpenVPN command line, executing attacker-controlled code with SYSTEM privileges. This vulnerability carries a CVSS score of 9.8 (CRITICAL), indicating a severe risk with a network attack vector, low complexity, and complete compromise of confidentiality, integrity, and availability. Its FAUCET Risk Score is 79/100. While not listed in CISA's KEV catalog, there is no public exploit code available in Metasploit, Nuclei, or ExploitDB. Community discussion and media coverage are minimal, with only one mention and one article discussing patches for the flaw.

Impacted Technologies

VendorProductVersion(s)CPE
1.3.3CPE matchmatch criteria
cpe:2.3:a:protonmail:protonvpn:1.3.3:*:*:*:*:windows:*:*

CVSS Data

CVSS version used by this source: 3.0

9.8CRITICAL

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.54%
Probability of exploitation in next 30 days
EPSS Percentile
83.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0254 is in the 74th percentile among its peer group of 36,833 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

github.com / VerSprite/research/blob/master/advisories/VS-2018-017.md
Third Party Advisory