CVE-2018-5733

Name
CVE-2018-5733
Description
A malicious client which is allowed to send very large amounts of traffic (billions of packets) to a DHCP server can eventually overflow a 32-bit reference counter, potentially causing dhcpd to crash. Affects ISC DHCP 4.1.0 -> 4.1-ESV-R15, 4.2.0 -> 4.2.8, 4.3.0 -> 4.3.6, 4.4.0.
NVD Severity
unknown
Other trackers
CVE, NVD, CERT, CVE Details, CIRCL, Arch Linux, Debian, Red Hat, Ubuntu, Gentoo, SUSE (Bugzilla), SUSE (CVE), Mageia
Mailing lists
oss-security, full-disclosure, bugtraq
Exploits
Exploit DB, Metasploit
Forges
GitHub (code, issues), Aports (code, issues)

References

Type URI
Vendor Advisory https://kb.isc.org/docs/aa-01567
Third Party Advisory https://www.debian.org/security/2018/dsa-4133
Third Party Advisory https://usn.ubuntu.com/3586-2/
Third Party Advisory https://usn.ubuntu.com/3586-1/
Third Party Advisory https://lists.debian.org/debian-lts-announce/2018/03/msg00015.html
Third Party Advisory https://access.redhat.com/errata/RHSA-2018:0483
Third Party Advisory https://access.redhat.com/errata/RHSA-2018:0469
Third Party Advisory http://www.securitytracker.com/id/1040437
Third Party Advisory http://www.securityfocus.com/bid/103188
af854a3a-2127-422b-91ae-364da2661108 https://security.netapp.com/advisory/ntap-20250425-0010/

Match rules

CPE URI Source package Min version Max version
cpe:2.3:a:isc:dhcp:4.1-esv:-:*:*:*:*:*:* dhcp == None == 4.1-esv
cpe:2.3:a:isc:dhcp:4.1.0:-:*:*:*:*:*:* dhcp == None == 4.1.0
cpe:2.3:a:isc:dhcp:*:*:*:*:*:*:*:* dhcp >= 4.2.0 <= 4.2.8
cpe:2.3:a:isc:dhcp:*:*:*:*:*:*:*:* dhcp >= 4.3.0 <= 4.3.6
cpe:2.3:a:isc:dhcp:4.4.0:*:*:*:*:*:*:* dhcp == None == 4.4.0

Vulnerable and fixed packages

Source package Branch Version Maintainer Status
dhcp edge-main 4.4.1-r0 None fixed
dhcp 3.20-main 4.4.1-r0 None fixed
dhcp 3.19-main 4.4.1-r0 None fixed
dhcp 3.18-main 4.4.1-r0 None fixed
dhcp 3.17-main 4.4.1-r0 None fixed
dhcp 3.12-main 4.4.1-r0 None fixed
dhcp 3.11-main 4.4.1-r0 None fixed
dhcp 3.10-main 4.4.1-r0 None fixed