CVE-2023-46317

Knot Resolver before 5.7.0 performs many TCP reconnections upon receiving certain nonsensical responses from servers...

UBUNTU-CVE-2023-46317

Knot Resolver before 5.7.0 performs many TCP reconnections upon receiving certain nonsensical responses from servers...

CVE-2023-46317

Knot Resolver before 5.7.0 performs many TCP reconnections upon receiving certain nonsensical responses from servers...

PT-2023-9167 · Unknown +2 · Knot Resolver +2

Name of the Vulnerable Software and Affected Versions: Knot Resolver versions prior to 5.7.0 Description: The issue exists due to insufficient input validation in the DNS translator. It allows a remote attacker to cause a denial of service DoS by making multiple TCP connections. When the Knot...

Knot Resolver Security Vulnerability

Knot Resolver is a cached DNS resolver implementation that includes a resolver library and daemon. A security vulnerability exists in Knot Resolver prior to version 5.7.0, which stems from performing many TCP reconnections upon receiving certain meaningless responses from the server...

CVE-2023-46317

CVE-2023-46317 affects Knot Resolver prior to 5.7.0. The vulnerability arises when the resolver encounters certain nonsensical DNS responses, triggering excessive TCP reconnections and potential denial of service. Public sources (Debian security advisory DSA-5633-1, OpenVAS/OSV entries) corrobora...

CVE-2023-46317

Knot Resolver before 5.7.0 performs many TCP reconnections upon receiving certain nonsensical responses from servers...

CVE-2023-46317

Knot Resolver before 5.7.0 performs many TCP reconnections upon receiving certain nonsensical responses from servers...

CVE-2023-46317

Knot Resolver before 5.7.0 performs many TCP reconnections upon receiving certain nonsensical responses from servers...

Ubuntu: Security Advisory (USN-6225-1)

The remote host is missing an update for the SPDX-FileCopyrightText: 2023 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-6225-1 knot-resolver vulnerability

It was discovered that Knot Resolver did not correctly handle certain client options. A remote attacker could send requests to malicous domains and cause a denial of service...

USN-6225-1: Knot Resolver vulnerability

It was discovered that Knot Resolver did not correctly handle certain client options. A remote attacker could send requests to malicous domains and cause a denial of service...

Ubuntu 16.04 ESM / 18.04 ESM / 20.04 LTS / 22.04 ESM : Knot Resolver vulnerability (USN-6225-1)

The remote Ubuntu 16.04 ESM / 18.04 ESM / 20.04 LTS / 22.04 ESM host has packages installed that are affected by a vulnerability as referenced in the USN-6225-1 advisory. It was discovered that Knot Resolver did not correctly handle certain client options. A remote attacker could send requests to...

Denial Of Service (DoS)

knot-resolver is vulnerable to Denial Of Service DoS. The vulnerability exists because the single client query may lead to a hundred TCP connection attempts if a DNS server closes connections without providing a response, allowing an attacker to crash the application...

SUSE CVE-2023-26249

Knot Resolver before 5.6.0 enables attackers to consume its resources, launching amplification attacks and potentially causing a denial of service. Specifically, a single client query may lead to a hundred TCP connection attempts if a DNS server closes connections without providing a response...

Knot Resolver < 5.6.0 DoS Vulnerability

Knot Resolver is prone to a denial of service DoS vulnerability. Copyright C 2023 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...

CVE-2023-26249

Knot Resolver before 5.6.0 enables attackers to consume its resources, launching amplification attacks and potentially causing a denial of service. Specifically, a single client query may lead to a hundred TCP connection attempts if a DNS server closes connections without providing a response...

DEBIAN-CVE-2023-26249

Knot Resolver before 5.6.0 enables attackers to consume its resources, launching amplification attacks and potentially causing a denial of service. Specifically, a single client query may lead to a hundred TCP connection attempts if a DNS server closes connections without providing a response...

Code injection

Knot Resolver before 5.6.0 enables attackers to consume its resources, launching amplification attacks and potentially causing a denial of service. Specifically, a single client query may lead to a hundred TCP connection attempts if a DNS server closes connections without providing a response...

UBUNTU-CVE-2023-26249

Knot Resolver before 5.6.0 enables attackers to consume its resources, launching amplification attacks and potentially causing a denial of service. Specifically, a single client query may lead to a hundred TCP connection attempts if a DNS server closes connections without providing a response...