isc-dhcp-server -- DoS in DHCPv6

ISC reports: Due to improper handling of a DHCPv6 lease structure, ISC DHCP servers that are serving IPv6 address pools AND using Dynamic DNS can encounter a segmentation fault error while updating lease status under certain conditions. The potential exists for this condition to be intentionally...

At FBI's Cyber Crime Conference: Chest Thumping And Head Scratching In Equal Measure

Long content to talk about the “what” behind cyber crime, the nation’s top computer security cops descended on New York City this week for the FBI’s International Conference on Cyber Crime ready to talk about “who.” But while discussions of tools and techniques for identifying criminal actors...

[SECURITY] Fedora 15 Update: dhcp-4.2.1-14.P1.fc15

DHCP Dynamic Host Configuration Protocol is a protocol which allows individual devices on an IP network to get their own network configuration information IP address, subnetmask, broadcast address, etc. from a DHCP server. The overall purpose of DHCP is to make it easier to administer a large...

One million pages infected by Lilupophilupop SQL injection

One million pages infected by Lilupophilupop SQL injection ISC Internet Storm Center reported that lilupophilupop.com SQL injection attacks. There were about 80 pages infected according to Google searches few weeks back and now it raise to over 1 million . sites being injected with string :...

Ubuntu Update for isc-dhcp USN-1309-1

Ubuntu Update for Linux kernel vulnerabilities USN-1309-1 OpenVAS Vulnerability Test $Id: gbubuntuUSN13091.nasl 7964 2017-12-01 07:32:11Z santu $ Ubuntu Update for isc-dhcp USN-1309-1 Authors: System Generated Check Copyright: Copyright c 2011 Greenbone Networks GmbH, http://www.greenbone.net Thi...

Ubuntu 11.04 / 11.10 : isc-dhcp vulnerability (USN-1309-1)

It was discovered that the DHCP server incorrectly handled certain malformed packets when configured to evaluate regular expressions. A remote attacker could use this issue to cause DHCP to crash, resulting in a denial of service. Note that Tenable Network Security has extracted the preceding...

Ubuntu: Security Advisory (USN-1309-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2011 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...

USN-1309-1: DHCP vulnerability

It was discovered that the DHCP server incorrectly handled certain malformed packets when configured to evaluate regular expressions. A remote attacker could use this issue to cause DHCP to crash, resulting in a denial of service...

[SECURITY] Fedora 16 Update: dhcp-4.2.3-4.P1.fc16

DHCP Dynamic Host Configuration Protocol is a protocol which allows individual devices on an IP network to get their own network configuration information IP address, subnetmask, broadcast address, etc. from a DHCP server. The overall purpose of DHCP is to make it easier to administer a large...

SuSE 10 Security Update : bind (ZYPP Patch Number 7551)

This update provides bind 9.6ESVR4P1 which fixes a denial of service vulnerability that can be triggered by very large RRSIG RRsets in a negative response and crash named. CVE-2011-1910 It further provides a fix for a defect which may cause queries for .com names to fail with validation errors wh...

ISC DHCP DoS

Incorrect regular expressions handling...

Mandriva Linux Security Advisory : dhcp (MDVSA-2011:182)

A vulnerability has been discovered and corrected in dhcp : dhcpd in ISC DHCP 4.x before 4.2.3-P1 and 4.1-ESV before 4.1-ESV-R4 does not properly handle regular expressions in dhcpd.conf, which allows remote attackers to cause a denial of service daemon crash via a crafted request packet...

Mandriva Update for dhcp MDVSA-2011:182 (dhcp)

The remote host is missing an update for the SPDX-FileCopyrightText: 2011 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 scriptxrefname:"URL",...

CVE-2011-4539

dhcpd in ISC DHCP 4.x before 4.2.3-P1 and 4.1-ESV before 4.1-ESV-R4 does not properly handle regular expressions in dhcpd.conf, which allows remote attackers to cause a denial of service daemon crash via a crafted request packet...

CVE-2011-4539

dhcpd in ISC DHCP 4.x before 4.2.3-P1 and 4.1-ESV before 4.1-ESV-R4 does not properly handle regular expressions in dhcpd.conf, which allows remote attackers to cause a denial of service daemon crash via a crafted request packet...

Design/Logic Flaw

dhcpd in ISC DHCP 4.x before 4.2.3-P1 and 4.1-ESV before 4.1-ESV-R4 does not properly handle regular expressions in dhcpd.conf, which allows remote attackers to cause a denial of service daemon crash via a crafted request packet...

CVE-2011-4539

CVE-2011-4539 affects ISC DHCP: dhcpd in 4.x before 4.2.3-P1 and 4.1-ESV before 4.1-ESV-R4 fails to properly handle regular expressions in dhcpd.conf, enabling remote attackers to cause a denial of service (daemon crash) via a crafted request packet. Public advisories and Nessus/OpenSSL patch ref...

CVE-2011-4539

dhcpd in ISC DHCP 4.x before 4.2.3-P1 and 4.1-ESV before 4.1-ESV-R4 does not properly handle regular expressions in dhcpd.conf, which allows remote attackers to cause a denial of service daemon crash via a crafted request packet...

CVE-2011-4539

dhcpd in ISC DHCP 4.x before 4.2.3-P1 and 4.1-ESV before 4.1-ESV-R4 does not properly handle regular expressions in dhcpd.conf, which allows remote attackers to cause a denial of service daemon crash via a crafted request packet...

CVE-2011-4539

dhcpd in ISC DHCP 4.x before 4.2.3-P1 and 4.1-ESV before 4.1-ESV-R4 does not properly handle regular expressions in dhcpd.conf, which allows remote attackers to cause a denial of service daemon crash via a crafted request packet...