CVE-2012-3955

dhcp: reduced expiration time of an IPv6 lease may cause dhcpd to crash

Published Sep 14, 2012 CVSS 2.0 · 7.1 High EPSS 21.7% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

Source ID Title
Debian DSA Debian DSA DSA-2551-1 isc-dhcp security update
Ubuntu USN Ubuntu USN USN-1571-1 DHCP vulnerability
History

No history.

Weaknesses

Sources

Status
PUBLISHED
Assigner
mitre
Published
Updated
Aug 6, 2024, 8:21 PM
Reserved
Jul 11, 2012, 12:00 AM
Status
Modified
Published
Sep 14, 2012, 10:33 AM
Modified
Jun 16, 2026, 11:44 PM
Severity
Low
Public date
Sep 12, 2012, 12:00 AM