CVE-2022-21132

Name: CVE-2022-21132
Creator: NVD / NIST
Published: 2022-03-10T17:45:08.677+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 1.71%

Last modified Jun 17, 2026

CVE-2022-21132 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Directory traversal vulnerability in pfSense-pkg-WireGuard pfSense-pkg-WireGuard 0.1.5 versions prior to 0.1.5_4 and pfSense-pkg-WireGuard 0.1.6 versions prior to 0.1.6_1 allows a remote authenticated attacker to lead a pfSense user to view a file outside the public folder.. EPSS estimates a 1.71% chance of exploitation in the next 30 days.

Description

Directory traversal vulnerability in pfSense-pkg-WireGuard pfSense-pkg-WireGuard 0.1.5 versions prior to 0.1.5_4 and pfSense-pkg-WireGuard 0.1.6 versions prior to 0.1.6_1 allows a remote authenticated attacker to lead a pfSense user to view a file outside the public folder.

Metrics

CVSS 3.1

6.5/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

EPSS Probability

1.71%

74.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-22

Affected Software

Vendor	Product	Versions
Pfsense	Pfsense-Pkg-Wireguard	>= 0.1.5, < 0.1.5_4
Pfsense	Pfsense-Pkg-Wireguard	0.1.6

References

https://github.com/pfsense/FreeBSD-ports/commits/devel/net/pfSense-pkg-WireGuardPatch, Third Party Advisory
https://jvn.jp/en/jp/JVN85572374/index.htmlThird Party Advisory
https://github.com/pfsense/FreeBSD-ports/commits/devel/net/pfSense-pkg-WireGuardPatch, Third Party Advisory
https://jvn.jp/en/jp/JVN85572374/index.htmlThird Party Advisory

Timeline

Published: Mar 10, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-21132?

How severe is CVE-2022-21132?

CVE-2022-21132 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 1.71% probability of exploitation in the next 30 days.

How do I fix CVE-2022-21132?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-21132?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST