7.1
HIGH
CVE-2012-3955
ISC DHCP IPv6 Lease Expiration Denial of Service
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.

INFO

Published Date :

Sept. 14, 2012, 10:33 a.m.

Last Modified :

Jan. 8, 2020, 5:16 p.m.

Remotely Exploitable :

Yes !

Impact Score :

6.9

Exploitability Score :

8.6
Affected Products

The following products are affected by CVE-2012-3955 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Canonical ubuntu_linux
1 Debian debian_linux
1 Isc dhcp
References to Advisories, Solutions, and Tools

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2012-3955 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2012-3955 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Modified Analysis by [email protected]

    Jan. 08, 2020

    Action Type Old Value New Value
    Changed Reference Type http://lists.fedoraproject.org/pipermail/package-announce/2012-October/088882.html No Types Assigned http://lists.fedoraproject.org/pipermail/package-announce/2012-October/088882.html Third Party Advisory
    Changed Reference Type http://lists.fedoraproject.org/pipermail/package-announce/2012-September/086992.html No Types Assigned http://lists.fedoraproject.org/pipermail/package-announce/2012-September/086992.html Third Party Advisory
    Changed Reference Type http://lists.fedoraproject.org/pipermail/package-announce/2012-September/088220.html No Types Assigned http://lists.fedoraproject.org/pipermail/package-announce/2012-September/088220.html Third Party Advisory
    Changed Reference Type http://lists.opensuse.org/opensuse-updates/2012-09/msg00088.html No Types Assigned http://lists.opensuse.org/opensuse-updates/2012-09/msg00088.html Mailing List, Third Party Advisory
    Changed Reference Type http://lists.opensuse.org/opensuse-updates/2012-09/msg00103.html No Types Assigned http://lists.opensuse.org/opensuse-updates/2012-09/msg00103.html Mailing List, Third Party Advisory
    Changed Reference Type http://lists.opensuse.org/opensuse-updates/2012-09/msg00105.html No Types Assigned http://lists.opensuse.org/opensuse-updates/2012-09/msg00105.html Mailing List, Third Party Advisory
    Changed Reference Type http://rhn.redhat.com/errata/RHSA-2013-0504.html No Types Assigned http://rhn.redhat.com/errata/RHSA-2013-0504.html Third Party Advisory
    Changed Reference Type http://secunia.com/advisories/51318 No Types Assigned http://secunia.com/advisories/51318 Third Party Advisory
    Changed Reference Type http://security.gentoo.org/glsa/glsa-201301-06.xml No Types Assigned http://security.gentoo.org/glsa/glsa-201301-06.xml Third Party Advisory
    Changed Reference Type http://www.debian.org/security/2012/dsa-2551 No Types Assigned http://www.debian.org/security/2012/dsa-2551 Third Party Advisory
    Changed Reference Type http://www.mandriva.com/security/advisories?name=MDVSA-2012:153 No Types Assigned http://www.mandriva.com/security/advisories?name=MDVSA-2012:153 Third Party Advisory
    Changed Reference Type http://www.securityfocus.com/bid/55530 No Types Assigned http://www.securityfocus.com/bid/55530 Third Party Advisory, VDB Entry
    Changed Reference Type http://www.securitytracker.com/id?1027528 No Types Assigned http://www.securitytracker.com/id?1027528 Third Party Advisory, VDB Entry
    Changed Reference Type http://www.ubuntu.com/usn/USN-1571-1 No Types Assigned http://www.ubuntu.com/usn/USN-1571-1 Third Party Advisory
    Changed Reference Type https://blogs.oracle.com/sunsecurity/entry/cve_2012_3955_denial_of No Types Assigned https://blogs.oracle.com/sunsecurity/entry/cve_2012_3955_denial_of Third Party Advisory
    Changed CPE Configuration OR *cpe:2.3:a:isc:dhcp:4.1-esv:*:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1-esv:r1:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1-esv:r2:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1-esv:r3:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1-esv:r3_b1:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1-esv:r4:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1-esv:r5:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1-esv:r5_b1:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1-esv:r5_rc1:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1-esv:r5_rc2:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1-esv:r6:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1-esv:rc1:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1.0:*:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1.0:a1:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1.0:a2:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1.0:b1:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1.1:*:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1.1:b1:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1.1:b2:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1.1:b3:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1.1:rc1:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1.2:*:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1.2:b1:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1.2:p1:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1.2:rc1:*:*:*:*:*:* OR *cpe:2.3:a:isc:dhcp:4.1-esv:-:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1-esv:r1:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1-esv:r2:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1-esv:r3:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1-esv:r3_b1:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1-esv:r4:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1-esv:r5:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1-esv:r5_b1:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1-esv:r5_rc1:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1-esv:r5_rc2:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1-esv:r6:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1-esv:rc1:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1.0:-:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1.0:a1:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1.0:a2:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1.0:b1:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1.1:-:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1.1:b1:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1.1:b2:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1.1:b3:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1.1:rc1:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1.2:-:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1.2:b1:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1.2:p1:*:*:*:*:*:* *cpe:2.3:a:isc:dhcp:4.1.2:rc1:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:o:debian:debian_linux:6.0:*:*:*:*:*:*:* *cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*
    Added CPE Configuration OR *cpe:2.3:o:canonical:ubuntu_linux:10.04:*:*:*:lts:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:11.04:*:*:*:*:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:11.10:*:*:*:*:*:*:* *cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*
  • Initial Analysis by [email protected]

    Sep. 14, 2012

    Action Type Old Value New Value
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2012-3955 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2012-3955 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

2.08 }} -0.36%

score

0.88880

percentile

CVSS2 - Vulnerability Scoring System
Access Vector
Access Complexity
Authentication
Confidentiality
Integrity
Availability