ISC Releases Security Advisories for DHCP, BIND

The Internet Systems Consortium ISC has released updates or workarounds that address vulnerabilities in versions of ISC Dynamic Host Configuration Protocol DHCP and Berkeley Internet Name Domain BIND. A remote attacker could exploit these vulnerabilities to cause a denial-of-service condition...

UBUNTU-CVE-2018-5732

Failure to properly bounds-check a buffer used for processing DHCP options allows a malicious server or an entity masquerading as a server to cause a buffer overflow and resulting crash in dhclient by sending a response containing a specially constructed options section. Affects ISC DHCP versions...

UBUNTU-CVE-2018-5733

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...

CVE-2018-5732

An out-of-bound memory access flaw was found in the way dhclient processed a DHCP response packet. A malicious DHCP server could potentially use this flaw to crash dhclient processes running on DHCP client machines via a crafted DHCP response packet...

[SECURITY] Fedora 27 Update: dnsmasq-2.78-5.fc27

Dnsmasq is lightweight, easy to configure DNS forwarder and DHCP server. It is designed to provide DNS and, optionally, DHCP, to a small network. It can serve the names of local machines which are not in the global DNS. The DHCP server integrates with the DNS server and allows machines with...

SUSE SLED12 / SLES12 Security Update : dhcp (SUSE-SU-2018:0532-1)

This update for dhcp fixes several issues. This security issue was fixed : - CVE-2017-3144: OMAPI code didn't free socket descriptors when empty message is received allowing DoS bsc1076119. The update package also includes non-security fixes. See advisory for details. Note that Tenable Network...

openSUSE Security Update : dhcp (openSUSE-2018-207)

This update for dhcp fixes several issues. This security issue was fixed : - CVE-2017-3144: OMAPI code didn't free socket descriptors when empty message is received allowing DoS bsc1076119. These non-security issues were fixed : - Optimized if and when DNS client context and ports are initted...

SUSE-SU-2018:0532-1 Security update for dhcp

This update for dhcp fixes several issues. This security issue was fixed: - CVE-2017-3144: OMAPI code didn't free socket descriptors when empty message is received allowing DoS bsc1076119. These non-security issues were fixed: - Optimized if and when DNS client context and ports are initted...

isc-dhcp -- Multiple vulnerabilities

ISC reports: Failure to properly bounds check a buffer used for processing DHCP options allows a malicious server or an entity masquerading as a server to cause a buffer overflow and resulting crash in dhclient by sending a response containing a specially constructed options section. A malicious...

Medium: dhcp

Issue Overview: Omapi code doesn't free socket descriptors when empty message is received allowing denial-of-service It was found that the DHCP daemon did not properly clean up closed OMAPI connections in certain cases. A remote attacker able to connect to the OMAPI port could use this flaw to...

SUSE SLES11 Security Update : dhcp (SUSE-SU-2018:0444-1)

This update for dhcp fixes several issues. This security issue was fixed : - CVE-2017-3144: OMAPI code didn't free socket descriptors when empty message is received allowing DoS bsc1076119 The update package also includes non-security fixes. See advisory for details. Note that Tenable Network...

SUSE-SU-2018:0444-1 Security update for dhcp

This update for dhcp fixes several issues. This security issue was fixed: - CVE-2017-3144: OMAPI code didn't free socket descriptors when empty message is received allowing DoS bsc1076119 This non-security issue was fixed: - Enhance dhclient-script to handle static route updates. bsc1023415...

EulerOS 2.0 SP2 : dhcp (EulerOS-SA-2018-1036)

According to the version of the dhcp packages installed, the EulerOS installation on the remote host is affected by the following vulnerability : - It was found that the DHCP daemon did not properly clean up closed OMAPI connections in certain cases. A remote attacker able to connect to the OMAPI...

EulerOS 2.0 SP1 : dhcp (EulerOS-SA-2018-1035)

According to the version of the dhcp packages installed, the EulerOS installation on the remote host is affected by the following vulnerability : - It was found that the DHCP daemon did not properly clean up closed OMAPI connections in certain cases. A remote attacker able to connect to the OMAPI...

[SECURITY] Fedora 26 Update: dnsmasq-2.76-6.fc26

Dnsmasq is lightweight, easy to configure DNS forwarder and DHCP server. It is designed to provide DNS and, optionally, DHCP, to a small network. It can serve the names of local machines which are not in the global DNS. The DHCP server integrates with the DNS server and allows machines with...

[SECURITY] Fedora 27 Update: dnsmasq-2.78-2.fc27

Dnsmasq is lightweight, easy to configure DNS forwarder and DHCP server. It is designed to provide DNS and, optionally, DHCP, to a small network. It can serve the names of local machines which are not in the global DNS. The DHCP server integrates with the DNS server and allows machines with...

dhclient, dhcp security update

CentOS Errata and Security Advisory CESA-2018:0158 An update for dhcp is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity...

Remote Code Execution on the Smiths Medical Medfusion 4000

Remote Code Execution on the Smiths Medical Medfusion 4000 In which we detail the process of vulnerability research on a life critical embedded system: a medical infusion pump. Table of Contents Remote Code Execution on the Smiths Medical Medfusion 4000 Table of Contents Summary Introduction Why ...

CentOS Update for dhclient CESA-2018:0158 centos7

Check the version of dhclient SPDX-FileCopyrightText: 2018 Greenbone AG Some text descriptions might be excerpted from a referenced sources, and are Copyright C by the respective right holders. SPDX-License-Identifier: GPL-2.0-only ifdescription scriptoid"1.3.6.1.4.1.25623.1.0.882835";...

CentOS 7 : dhcp (CESA-2018:0158)

An update for dhcp is now available for Red Hat Enterprise Linux 7. Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for each vulnerability from the C...