cve-2018-5733
Vulnerability from cvelistv5
Published
2019-01-16 20:00
Modified
2024-09-17 04:13
Severity ?
5.9 (Medium) - CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
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.
References
security-officer@isc.orghttp://www.securityfocus.com/bid/103188Third Party Advisory, VDB Entry
security-officer@isc.orghttp://www.securitytracker.com/id/1040437Third Party Advisory, VDB Entry
security-officer@isc.orghttps://access.redhat.com/errata/RHSA-2018:0469Third Party Advisory
security-officer@isc.orghttps://access.redhat.com/errata/RHSA-2018:0483Third Party Advisory
security-officer@isc.orghttps://kb.isc.org/docs/aa-01567Vendor Advisory
security-officer@isc.orghttps://lists.debian.org/debian-lts-announce/2018/03/msg00015.htmlThird Party Advisory
security-officer@isc.orghttps://usn.ubuntu.com/3586-1/Third Party Advisory
security-officer@isc.orghttps://usn.ubuntu.com/3586-2/Third Party Advisory
security-officer@isc.orghttps://www.debian.org/security/2018/dsa-4133Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/103188Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1040437Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2018:0469Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2018:0483Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://kb.isc.org/docs/aa-01567Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2018/03/msg00015.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://usn.ubuntu.com/3586-1/Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://usn.ubuntu.com/3586-2/Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.debian.org/security/2018/dsa-4133Third Party Advisory
Impacted products
Vendor Product Version
Show details on NVD website

To clipboard 

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Party Advisory\",\"VDB Entry\"]},{\"url\":\"http://www.securitytracker.com/id/1040437\",\"source\":\"security-officer@isc.org\",\"tags\":[\"Third Party Advisory\",\"VDB Entry\"]},{\"url\":\"https://access.redhat.com/errata/RHSA-2018:0469\",\"source\":\"security-officer@isc.org\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://access.redhat.com/errata/RHSA-2018:0483\",\"source\":\"security-officer@isc.org\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://kb.isc.org/docs/aa-01567\",\"source\":\"security-officer@isc.org\",\"tags\":[\"Vendor Advisory\"]},{\"url\":\"https://lists.debian.org/debian-lts-announce/2018/03/msg00015.html\",\"source\":\"security-officer@isc.org\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://usn.ubuntu.com/3586-1/\",\"source\":\"security-officer@isc.org\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://usn.ubuntu.com/3586-2/\",\"source\":\"security-officer@isc.org\",\"tags\":[\"Third Party 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Advisory\"]},{\"url\":\"https://lists.debian.org/debian-lts-announce/2018/03/msg00015.html\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://usn.ubuntu.com/3586-1/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://usn.ubuntu.com/3586-2/\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]},{\"url\":\"https://www.debian.org/security/2018/dsa-4133\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Third Party Advisory\"]}]}}"
  }
}


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  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
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  • Not confirmed: The user expresses doubt about the veracity of the vulnerability.
  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.