CVE-2012-3955

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Summary

CVECVE-2012-3955
StatePUBLISHED
Assignermitre
Source PriorityCVE Program / NVD first with legacy fallback
Published2012-09-14 10:33:21 UTC
Updated2026-04-29 01:13:23 UTC
DescriptionISC 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.

Risk And Classification

Primary CVSS: v2.0 7.1 from [email protected]

AV:N/AC:M/Au:N/C:N/I:N/A:C

Problem Types: NVD-CWE-noinfo | n/a

CVSS v2.0 Breakdown

Access Vector
Network
Access Complexity
Medium
Authentication
None
Confidentiality
None
Integrity
None
Availability
Complete

AV:N/AC:M/Au:N/C:N/I:N/A:C

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Canonical Ubuntu Linux 10.04 All All All
Operating System Canonical Ubuntu Linux 11.04 All All All
Operating System Canonical Ubuntu Linux 11.10 All All All
Operating System Canonical Ubuntu Linux 12.04 All All All
Operating System Debian Debian Linux 6.0 All All All
Operating System Debian Debian Linux 7.0 All All All
Application Isc Dhcp 4.1-esv - All All
Application Isc Dhcp 4.1-esv r1 All All
Application Isc Dhcp 4.1-esv r2 All All
Application Isc Dhcp 4.1-esv r3 All All
Application Isc Dhcp 4.1-esv r3_b1 All All
Application Isc Dhcp 4.1-esv r4 All All
Application Isc Dhcp 4.1-esv r5 All All
Application Isc Dhcp 4.1-esv r5_b1 All All
Application Isc Dhcp 4.1-esv r5_rc1 All All
Application Isc Dhcp 4.1-esv r5_rc2 All All
Application Isc Dhcp 4.1-esv r6 All All
Application Isc Dhcp 4.1-esv rc1 All All
Application Isc Dhcp 4.1.0 - All All
Application Isc Dhcp 4.1.0 a1 All All
Application Isc Dhcp 4.1.0 a2 All All
Application Isc Dhcp 4.1.0 b1 All All
Application Isc Dhcp 4.1.1 - All All
Application Isc Dhcp 4.1.1 b1 All All
Application Isc Dhcp 4.1.1 b2 All All
Application Isc Dhcp 4.1.1 b3 All All
Application Isc Dhcp 4.1.1 rc1 All All
Application Isc Dhcp 4.1.2 - All All
Application Isc Dhcp 4.1.2 b1 All All
Application Isc Dhcp 4.1.2 p1 All All
Application Isc Dhcp 4.1.2 rc1 All All

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Na N/a affected n/a Not specified

References

ReferenceSourceLinkTags
openSUSE-SU-2012:1234-1: moderate: dhcp af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org Mailing List, Third Party Advisory
[SECURITY] Fedora 16 Update: dhcp-4.2.4-1.P2.fc16 af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org Third Party Advisory
CVE-2012-3955: Reducing the expiration time for an IPv6 lease may cause the server to crash | Internet Systems Consortium Knowledge Base af854a3a-2127-422b-91ae-364da2661108 kb.isc.org Vendor Advisory
Support / Security / Advisories / / MDVSA-2012:153 | Mandriva af854a3a-2127-422b-91ae-364da2661108 www.mandriva.com Third Party Advisory
[SECURITY] Fedora 17 Update: dhcp-4.2.4-13.P2.fc17 af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org Third Party Advisory
Gentoo Linux Documentation -- ISC DHCP: Denial of Service af854a3a-2127-422b-91ae-364da2661108 security.gentoo.org Third Party Advisory
openSUSE-SU-2012:1252-1: moderate: dhcp af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org Mailing List, Third Party Advisory
Debian -- Security Information -- DSA-2551-1 isc-dhcp af854a3a-2127-422b-91ae-364da2661108 www.debian.org Third Party Advisory
Security Advisory SA51318 - Oracle Solaris ISC DHCP IPv6 Lease Expiration Handling Denial of Service Security Issue - Secunia af854a3a-2127-422b-91ae-364da2661108 secunia.com Third Party Advisory
ISC DHCP IPv6 Lease Expiration Bug Lets Remote Users Deny Service - SecurityTracker af854a3a-2127-422b-91ae-364da2661108 www.securitytracker.com Third Party Advisory, VDB Entry
openSUSE-SU-2012:1254-1: moderate: dhcp af854a3a-2127-422b-91ae-364da2661108 lists.opensuse.org Mailing List, Third Party Advisory
[SECURITY] Fedora 18 Update: dhcp-4.2.4-15.P2.fc18 af854a3a-2127-422b-91ae-364da2661108 lists.fedoraproject.org Third Party Advisory
USN-1571-1: DHCP vulnerability | Ubuntu af854a3a-2127-422b-91ae-364da2661108 www.ubuntu.com Third Party Advisory
Red Hat Customer Portal af854a3a-2127-422b-91ae-364da2661108 rhn.redhat.com Third Party Advisory
CVE-2012-3955 Denial of Service (DoS) vulnerability in ISC DHCP (Third Party Vulnerability Resolution Blog) af854a3a-2127-422b-91ae-364da2661108 blogs.oracle.com Third Party Advisory
ISC DHCP IPv6 Lease Expiration Handling Denial of Service Vulnerability af854a3a-2127-422b-91ae-364da2661108 www.securityfocus.com Third Party Advisory, VDB Entry
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

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