CVEvulnerability
CVE-2011-4600
5.9 MEDIUM
Official page ↗
- Status
- Modified
- Published
- 2016-04-14
- Last modified
- 2026-06-16
- Assigner
- [email protected]
- CVSS 3.0 ([email protected])
- 5.9 MEDIUM — CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
- CVSS 2.0 ([email protected])
- 4.3 MEDIUM — AV:N/AC:M/Au:N/C:N/I:P/A:N
- Weaknesses
- CWE-284
Description
The networkReloadIptablesRules function in network/bridge_driver.c in libvirt before 0.9.9 does not properly handle firewall rules on bridge networks when libvirtd is restarted, which might allow remote attackers to bypass intended access restrictions via a (1) DNS or (2) DHCP query.
Affected configurations
• canonical ubuntu linux 12.04
• canonical ubuntu linux 14.04
• canonical ubuntu linux 15.04
• canonical ubuntu linux 15.10
• redhat libvirt 0.9.8
Related
Weakness · CWE (1)
- CWE-284 Improper Access Control weakness
References
- http://libvirt.org/git/?p=libvirt.git%3Ba=commitdiff%3Bh=ae1232b298323dd7bef909426e2ebafa6bca9157 libvirt.org
- http://libvirt.org/news-2012.html Vendor Advisory
- http://www.ubuntu.com/usn/USN-2867-1 www.ubuntu.com
- https://bugzilla.redhat.com/show_bug.cgi?id=760442 bugzilla.redhat.com
- http://libvirt.org/git/?p=libvirt.git%3Ba=commitdiff%3Bh=ae1232b298323dd7bef909426e2ebafa6bca9157 libvirt.org
- http://libvirt.org/news-2012.html Vendor Advisory
- http://www.ubuntu.com/usn/USN-2867-1 www.ubuntu.com
- https://bugzilla.redhat.com/show_bug.cgi?id=760442 bugzilla.redhat.com