CVE-2021-3773

Published: Feb 16, 2022

Modified: Mar 28, 2025

PUBLISHED

Description

A flaw in netfilter could allow a network-connected attacker to infer openvpn connection endpoint information for further use in traditional network attacks.

Vendor	Product	Versions
n/a	kernel	affected `kernel 5.14.0-49.el9, kernel 5.15.15-100.fc34, kernel 5.15.15-200.fc35`

Weaknesses (CWE)

CWE-200

References

https://bugzilla.redhat.com/show_bug.cgi?id=2004949

https://www.oracle.com/security-alerts/cpujul2022.html

https://citizenlab.ca/2024/07/vulnerabilities-in-vpns-paper-presented-at-the-privacy-enhancing-technologies-symposium-2024/

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CVE-2021-3773

Description

Affected Products

Weaknesses (CWE)

References