Auth bypass in Firewalld
CVE-2016-5410
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.
Vulnerability class: Broken Authentication
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N.
EPSS exploit prediction
EPSS: 0.004 (27.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 28th percentile — 27.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000
Affected products
- Firewalld
- Red Hat Enterprise Linux Desktop — versions 7.0
- Red Hat Enterprise Linux Hpc Node — versions 7.0
- Red Hat Enterprise Linux Server — versions 7.0
- Red Hat Enterprise Linux Workstation — versions 7.0
Weakness classification (CWE)
References
- www.firewalld.org/2016/08/firewalld-0-4-3-3-release (Patch, Vendor Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- www.securityfocus.com/bid/92481 (VDB Entry, Third Party Advisory, vdb-entry)
- bugzilla.redhat.com/show_bug.cgi (Patch, Issue Tracking)
- security.gentoo.org/glsa/201701-70 (vendor-advisory, Third Party Advisory)
- rhn.redhat.com/errata/RHSA-2016-2597.html (vendor-advisory, Third Party Advisory)
- www.openwall.com/lists/oss-security/2016/08/16/3 (mailing-list, Mailing List)
Frequently asked questions
- What is CVE-2016-5410?
- CVE-2016-5410 is a medium-severity vulnerability in Firewalld, classified under Improper Authentication. CVSS score: 5.5/10. Published 2017-04-19.
- How severe is CVE-2016-5410?
- Medium severity. CVSS v3 base score is 5.5 out of 10.