New Side Channel Attacks Re-Enable Serious DNS Cache Poisoning Attacks

Researchers have demonstrated yet another variant of the SAD DNS cache poisoning attack that leaves about 38% of the domain name resolvers vulnerable, enabling attackers to redirect traffic originally destined to legitimate websites to a server under their control. "The attack allows an off-path...

Ubuntu 16.04 ESM : Bind vulnerability (USN-5126-2)

The remote Ubuntu 16.04 ESM host has packages installed that are affected by a vulnerability as referenced in the USN-5126-2 advisory. USN-5126-1 fixed a vulnerability in Bind. This update provides the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM. Tenable has extracted the...

ISC BIND DoS Vulnerability (CVE-2021-25219)

ISC BIND is prone to a denial of service DoS vulnerability. Copyright C 2021 Greenbone Networks GmbH 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-or-later This program is free software; y...

ALPINE-CVE-2021-25219

In BIND 9.3.0 - 9.11.35, 9.12.0 - 9.16.21, and versions 9.9.3-S1 - 9.11.35-S1 and 9.16.8-S1 - 9.16.21-S1 of BIND Supported Preview Edition, as well as release versions 9.17.0 - 9.17.18 of the BIND 9.17 development branch, exploitation of broken authoritative servers using a flaw in response...

DEBIAN-CVE-2021-25219

In BIND 9.3.0 - 9.11.35, 9.12.0 - 9.16.21, and versions 9.9.3-S1 - 9.11.35-S1 and 9.16.8-S1 - 9.16.21-S1 of BIND Supported Preview Edition, as well as release versions 9.17.0 - 9.17.18 of the BIND 9.17 development branch, exploitation of broken authoritative servers using a flaw in response...

CVE-2021-25219

In BIND 9.3.0 - 9.11.35, 9.12.0 - 9.16.21, and versions 9.9.3-S1 - 9.11.35-S1 and 9.16.8-S1 - 9.16.21-S1 of BIND Supported Preview Edition, as well as release versions 9.17.0 - 9.17.18 of the BIND 9.17 development branch, exploitation of broken authoritative servers using a flaw in response...

Design/Logic Flaw

In BIND 9.3.0 - 9.11.35, 9.12.0 - 9.16.21, and versions 9.9.3-S1 - 9.11.35-S1 and 9.16.8-S1 - 9.16.21-S1 of BIND Supported Preview Edition, as well as release versions 9.17.0 - 9.17.18 of the BIND 9.17 development branch, exploitation of broken authoritative servers using a flaw in response...

CVE-2021-25219 Lame cache can be abused to severely degrade resolver performance

In BIND 9.3.0 - 9.11.35, 9.12.0 - 9.16.21, and versions 9.9.3-S1 - 9.11.35-S1 and 9.16.8-S1 - 9.16.21-S1 of BIND Supported Preview Edition, as well as release versions 9.17.0 - 9.17.18 of the BIND 9.17 development branch, exploitation of broken authoritative servers using a flaw in response...

CVE-2021-25219

In BIND 9.3.0 - 9.11.35, 9.12.0 - 9.16.21, and versions 9.9.3-S1 - 9.11.35-S1 and 9.16.8-S1 - 9.16.21-S1 of BIND Supported Preview Edition, as well as release versions 9.17.0 - 9.17.18 of the BIND 9.17 development branch, exploitation of broken authoritative servers using a flaw in response...

CVE-2021-25219

In BIND 9.3.0 - 9.11.35, 9.12.0 - 9.16.21, and versions 9.9.3-S1 - 9.11.35-S1 and 9.16.8-S1 - 9.16.21-S1 of BIND Supported Preview Edition, as well as release versions 9.17.0 - 9.17.18 of the BIND 9.17 development branch, exploitation of broken authoritative servers using a flaw in response...

UBUNTU-CVE-2021-25219

In BIND 9.3.0 - 9.11.35, 9.12.0 - 9.16.21, and versions 9.9.3-S1 - 9.11.35-S1 and 9.16.8-S1 - 9.16.21-S1 of BIND Supported Preview Edition, as well as release versions 9.17.0 - 9.17.18 of the BIND 9.17 development branch, exploitation of broken authoritative servers using a flaw in response...

ISC BIND DoS Vulnerability (CVE-2017-3137) - Linux

ISC BIND is prone to a denial of service DoS vulnerability. Copyright C 2021 Greenbone Networks GmbH 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-or-later This program is free software; y...

CVE-2021-36754

PowerDNS Authoritative Server 4.5.0 before 4.5.1 allows anybody to crash the process by sending a specific query QTYPE 65535 that causes an out-of-bounds exception...

CVE-2021-36754

PowerDNS Authoritative Server 4.5.0 before 4.5.1 allows anybody to crash the process by sending a specific query QTYPE 65535 that causes an out-of-bounds exception...

CVE-2021-36754

PowerDNS Authoritative Server 4.5.0 before 4.5.1 allows anybody to crash the process by sending a specific query QTYPE 65535 that causes an out-of-bounds exception...

CVE-2021-36754

PowerDNS Authoritative Server 4.5.0 before 4.5.1 allows anybody to crash the process by sending a specific query QTYPE 65535 that causes an out-of-bounds exception...

PT-2021-21338

Name of the Vulnerable Software and Affected Versions PowerDNS Authoritative Server versions 4.5.0 through 4.5.0 Description The issue allows anybody to crash the process by sending a specific query QTYPE 65535 that causes an out-of-bounds exception. Recommendations For PowerDNS Authoritative...

powerdns -- remotely triggered crash

powerdns reports: PowerDNS Security Advisory 2021-01: Specific query crashes Authoritative Server...

Edge DNS Secondary Implementation: Order of Operations for NS Zone and Registrar Records

Akamai Edge DNS service delivers edge-based, authoritative domain services for thousands of organizations...

New TsuNAME Flaw Could Let Attackers Take Down Authoritative DNS Servers

Security researchers Thursday disclosed a new critical vulnerability affecting Domain Name System DNS resolvers that could be exploited by adversaries to carry out reflection-based denial-of-service attacks against authoritative nameservers. The flaw, called 'TsuNAME,' was discovered by researche...