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Vulnerability record · CVE-2016-5410 · published 19 April 2017

CVE-2016-5410: Firewalld improper authentication vulnerability

Firewalld · Firewalld

firewalld.py in firewalld before 0.4.3.3 allows local users to bypass authentication and modify firewall configurations via the (1) addPassthrough, (2) removePassthrough, (3) addEntry, (4) removeEntry, or (5) setEntries D-Bus API method.

5.5 CVSS 3.0 Medium EPSS 0.36% · top 72.3% CWE-287 · Improper authentication
5.5CVSS 3.0 base score, v2 2.1
0.36%EPSS exploitation probability, 30 days
NoNot in CISA KEV
5Affected product versions listed by NVD
16References
17 Jun 2026Last modified by NVD

Description

firewalld.py in firewalld before 0.4.3.3 allows local users to bypass authentication and modify firewall configurations via the (1) addPassthrough, (2) removePassthrough, (3) addEntry, (4) removeEntry, or (5) setEntries D-Bus API method.

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

Affected products

5 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://rhn.redhat.com/errata/RHSA-2016-2597.html Third Party Advisory
http://www.firewalld.org/2016/08/firewalld-0-4-3-3-release PatchVendor Advisory
http://www.openwall.com/lists/oss-security/2016/08/16/3 Mailing List
http://www.securityfocus.com/bid/92481 Third Party AdvisoryVDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1360135 Issue TrackingPatch
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DPM3GUQRU2KPRXDEQLAMCDQ
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZBJMYLGRVKIPJEI3VZJ4WQZ
https://security.gentoo.org/glsa/201701-70 Third Party Advisory
http://rhn.redhat.com/errata/RHSA-2016-2597.html Third Party Advisory
http://www.firewalld.org/2016/08/firewalld-0-4-3-3-release PatchVendor Advisory
http://www.openwall.com/lists/oss-security/2016/08/16/3 Mailing List
http://www.securityfocus.com/bid/92481 Third Party AdvisoryVDB Entry
https://bugzilla.redhat.com/show_bug.cgi?id=1360135 Issue TrackingPatch
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DPM3GUQRU2KPRXDEQLAMCDQ
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZBJMYLGRVKIPJEI3VZJ4WQZ
https://security.gentoo.org/glsa/201701-70 Third Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2016-5410), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.