ISC DHCP 4.1.x before 4.1-ESV-R13 and 4.2.x and 4.3.x before 4.3.4 does not restrict the number of concurrent TCP sessions, which allows remote attackers to cause a denial of service (INSIST assertion failure or request-processing outage) by establishing many sessions.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade isc-dhcp | Nov 26, 2019 | Mar 9, 2016 |
| Huawei Euleros 2_0_sp1 | — | Upgrade dhclientUpgrade dhcpUpgrade dhcp-commonUpgrade dhcp-libs | Nov 30, 2017 | Mar 9, 2016 |
| Oracle Solaris | — | Upgrade service/network/dhcp/isc-dhcp to version 4.1.0.7.2-0.175.3.10.0.1.0 on Solaris 11.3 | May 29, 2017 | Mar 9, 2016 |
| Oracle_linux | — | Upgrade dhcp-develUpgrade dhcpUpgrade dhcp-libsUpgrade dhclientUpgrade dhcp-common | Nov 9, 2016 | Mar 9, 2016 |
| Redhat_linux | — | Upgrade dhcp-commonUpgrade dhclientUpgrade dhcp-develUpgrade dhcp-libsNo solution existsUpgrade dhcpUpgrade dhcp-debuginfo | Nov 4, 2016 | Mar 9, 2016 |
| Suse | — | Upgrade dhcp-develUpgrade dhcp-serverUpgrade dhcp-relayUpgrade dhcp-clientUpgrade dhcp | Jul 26, 2016 | Mar 9, 2016 |
| Ubuntu | — | Upgrade isc-dhcp-relayUpgrade isc-dhcp-clientUpgrade isc-dhcp-serverUpgrade isc-dhcp-server-ldap | Mar 2, 2018 | Mar 9, 2016 |
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub