255 matches found
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...
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...
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...
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...
CVE-2023-26249
Knot Resolver is affected by a DoS vulnerability (CVE-2023-26249) in versions prior to 5.6.0. The issue arises from insufficient input validation in the DNS translator, allowing a single client query to trigger many TCP reconnections (up to about a hundred attempts) when upstream servers close wi...
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...
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...
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...
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 安全漏洞
Knot Resolver is a caching DNS resolver implementation that includes a resolver library and daemon. A security vulnerability exists in Knot Resolver versions prior to 5.6.0, which can be exploited by an attacker to consume server resources and cause a denial of service...
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...