CVE-2011-4600

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
5.9 MEDIUM
NETWORK
HIGH
NONE
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
redhatCNA
---
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 42%
VendorProductVersion
canonicalubuntu_linux
12.04
canonicalubuntu_linux
14.04
canonicalubuntu_linux
15.04
canonicalubuntu_linux
15.10
redhatlibvirt
0.9.8
𝑥
= Vulnerable software versions
Debian logo
Debian Releases
Debian Product
Codename
libvirt
bullseye
7.0.0-3+deb11u3
fixed
bookworm
9.0.0-4+deb12u1
fixed
sid
10.9.0-1
fixed
trixie
10.9.0-1
fixed
Ubuntu logo
Ubuntu Releases
Ubuntu Product
Codename
libvirt
wily
not-affected
vivid
not-affected
trusty
not-affected
precise
Fixed 0.9.8-2ubuntu17.23
released
Common Weakness Enumeration
References
http://libvirt.org/git/?p=libvirt.git%3Ba=commitdiff%3Bh=ae1232b298323dd7bef909426e2ebafa6bca9157
http://libvirt.org/news-2012.html
http://www.ubuntu.com/usn/USN-2867-1
https://bugzilla.redhat.com/show_bug.cgi?id=760442
http://libvirt.org/git/?p=libvirt.git%3Ba=commitdiff%3Bh=ae1232b298323dd7bef909426e2ebafa6bca9157
http://libvirt.org/news-2012.html
http://www.ubuntu.com/usn/USN-2867-1
https://bugzilla.redhat.com/show_bug.cgi?id=760442