PatchTheCVECVE-2022-23171: AtlasVPN - Privilege Escalation Lack of proper security controls on named pipe messages can allow an attacker
CVE-2022-23171 is a medium-severity flaw (CVSS 5.9) affecting atlasvpn. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
AtlasVPN - Privilege Escalation Lack of proper security controls on named pipe messages can allow an attacker with low privileges to send a malicious payload and gain SYSTEM permissions on a windows computer where the AtlasVPN client is installed.
Why this priority
- No elevated risk signals yet
A fixed release or distro patch exists.
Risk facts
| CVSS score | 5.9 (Medium) |
| Attack vector | Adjacent network |
| Attack complexity | Low |
| Privileges needed | Low |
| User interaction | Required |
| EPSS exploit chance | 0.7% (top 48%) |
| CISA exploited list | No |
| Published | 2022-06-21 |
| Last modified | 2026-06-17 |
Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2022-23171?
atlasvpn: upgrade to newer than 2.4.2. Exact commands for each OS are on this page.
Is CVE-2022-23171 being exploited?
CVE-2022-23171 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2022-23171 affect?
CVE-2022-23171 affects atlasvpn. Severity is medium (CVSS 5.9). AtlasVPN - Privilege Escalation Lack of proper security controls on named pipe messages can allow an attacker with low privileges to send a malicious payload and gain SYSTEM permissions on a windows computer where the AtlasVPN client is ins
How urgent is CVE-2022-23171?
Priority 34/100. No elevated risk signals yet.