CVE-2012-3955

9 documents8 sources
Severity
7.1HIGH
EPSS
12.1%
top 6.21%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
3
Canonical Ubuntu LinuxDebian Debian LinuxISC Dhcp
Timeline
PublishedSep 14
Latest updateMay 13

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.

CVSS vector

AV:N/AC:M/C:N/I:N/A:CExploitability: 8.6 | Impact: 6.9

Affected Packages2 packages

▶Debianisc-dhcp< 4.2.4-2+2
▶NVDisc/dhcp4 versions+3

Also affects: Debian Linux 6.0, 7.0, Ubuntu Linux 10.04, 11.04, 11.10, 12.04

🔴Vulnerability Details

3
GHSA
GHSA-6xcv-87wr-7rfm: ISC DHCP 4↗2022-05-13
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CVEList
CVE-2012-3955: ISC DHCP 4↗2012-09-14
▶
OSV
CVE-2012-3955: ISC DHCP 4↗2012-09-14
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📋Vendor Advisories

3
Ubuntu
DHCP vulnerability↗2012-09-18
▶
Red Hat
dhcp: reduced expiration time of an IPv6 lease may cause dhcpd to crash↗2012-09-12
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Debian
CVE-2012-3955: isc-dhcp - ISC DHCP 4.1.x before 4.1-ESV-R7 and 4.2.x before 4.2.4-P2 allows remote attacke...↗2012
▶

💬Community

2
Bugzilla
CVE-2012-3955 dhcp: reduced expiration time of an IPv6 lease may cause dhcpd to crash↗2012-09-12
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Bugzilla
CVE-2012-3955 dhcp: reduced expiration time of an IPv6 lease may cause dhcpd to crash [fedora-all]↗2012-09-12
▶