Vulnerabilities CVE-2026-4948

CVE-2026-4948

Medium

Open

TLP:CLEAR

Firewalld: firewalld: local unprivileged user can modify firewall state due to d-bus setter mis-authorization

NVD CVE.org

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Description

A flaw was found in firewalld. A local unprivileged user can exploit this vulnerability by mis-authorizing two runtime D-Bus (Desktop Bus) setters, setZoneSettings2 and setPolicySettings. This mis-authorization allows the user to modify the runtime firewall state without proper authentication, leading to unauthorized changes in network security configurations.

Details

CVSS Score: 5.5
EPSS Score ⓘ: 0.12%

2.5th percentile
CVSS Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
Confidence: 90%
Published: Mar 27, 2026
Last Modified: Jul 30, 2026

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