CVE-2012-3955

ISC DHCP 4.1.x < 4.1-ESV-R7 and 4.2.x < 4.2.4-P2 - Denial of Service via IPv6 Lease Expiration

Title source: llm
STIX 2.1

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.

References (16)

Core 16
Core References
Third Party Advisory vendor-advisory x_refsource_fedora
http://lists.fedoraproject.org/pipermail/package-announce/2012-September/088220.html
Mailing List, Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-updates/2012-09/msg00103.html
Third Party Advisory vendor-advisory x_refsource_ubuntu
http://www.ubuntu.com/usn/USN-1571-1
Mailing List, Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-updates/2012-09/msg00088.html
Third Party Advisory vendor-advisory x_refsource_debian
http://www.debian.org/security/2012/dsa-2551
Third Party Advisory third-party-advisory x_refsource_secunia
http://secunia.com/advisories/51318
Third Party Advisory vendor-advisory x_refsource_mandriva
http://www.mandriva.com/security/advisories?name=MDVSA-2012:153
Third Party Advisory vendor-advisory x_refsource_fedora
http://lists.fedoraproject.org/pipermail/package-announce/2012-September/086992.html
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/55530
Third Party Advisory vendor-advisory x_refsource_fedora
http://lists.fedoraproject.org/pipermail/package-announce/2012-October/088882.html
Third Party Advisory vendor-advisory x_refsource_redhat
http://rhn.redhat.com/errata/RHSA-2013-0504.html
Mailing List, Third Party Advisory vendor-advisory x_refsource_suse
http://lists.opensuse.org/opensuse-updates/2012-09/msg00105.html
Third Party Advisory vendor-advisory x_refsource_gentoo
http://security.gentoo.org/glsa/glsa-201301-06.xml
Vendor Advisory x_refsource_confirm
https://kb.isc.org/article/AA-00779
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id?1027528

Scores

EPSS 0.1744
EPSS Percentile 95.2%

Details

Status published
Products (10)
canonical/ubuntu_linux 10.04
canonical/ubuntu_linux 11.04
canonical/ubuntu_linux 11.10
canonical/ubuntu_linux 12.04
debian/debian_linux 6.0
debian/debian_linux 7.0
isc/dhcp 4.1-esv (12 CPE variants)
isc/dhcp 4.1.0 (4 CPE variants)
isc/dhcp 4.1.1 (5 CPE variants)
isc/dhcp 4.1.2 (4 CPE variants)
Published Sep 14, 2012
Tracked Since Feb 18, 2026