Vulnerability CVE-2012-3955
Published: 2012-09-14

Description:
ISC DHCP 4.1.x before 4.1-ESV-R7 and 4.2.x before 4.2.4-P2 allows remote attackers to cause a denial of service (daemon crash) in opportunistic circumstances by establishing an IPv6 lease in an environment where the lease expiration time is later reduced.

Type:

NVD-CWE-noinfo

CVSS2 => (AV:N/AC:M/Au:N/C:N/I:N/A:C)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.1/10
6.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Complete
Affected software
ISC -> DHCP 
Debian -> Debian linux 
Canonical -> Ubuntu linux 

 References:
http://lists.fedoraproject.org/pipermail/package-announce/2012-October/088882.html
http://lists.fedoraproject.org/pipermail/package-announce/2012-September/086992.html
http://lists.fedoraproject.org/pipermail/package-announce/2012-September/088220.html
http://lists.opensuse.org/opensuse-updates/2012-09/msg00088.html
http://lists.opensuse.org/opensuse-updates/2012-09/msg00103.html
http://lists.opensuse.org/opensuse-updates/2012-09/msg00105.html
http://rhn.redhat.com/errata/RHSA-2013-0504.html
http://secunia.com/advisories/51318
http://security.gentoo.org/glsa/glsa-201301-06.xml
http://www.debian.org/security/2012/dsa-2551
http://www.mandriva.com/security/advisories?name=MDVSA-2012:153
http://www.securityfocus.com/bid/55530
http://www.securitytracker.com/id?1027528
http://www.ubuntu.com/usn/USN-1571-1
https://blogs.oracle.com/sunsecurity/entry/cve_2012_3955_denial_of
https://kb.isc.org/article/AA-00779
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