Debian DLA-2652-1 : unbound1.9 security update

Several security vulnerabilities have been discovered in Unbound, a validating, recursive, caching DNS resolver, by security researchers of X41 D-SEC located in Aachen, Germany. Integer overflows, assertion failures, an out-of-bound write and an infinite loop vulnerability may lead to a denial of...

USN-4938-1: Unbound vulnerabilities

It was discovered that Unbound contained multiple security issues. A remote attacker could possibly use these issues to cause a denial of service, inject arbitrary commands, execute arbitrary code, and overwrite local files...

Unbound Integer Overflow Vulnerability

Unbound is a DNS resolver that supports validation, recursion, and caching features. An integer overflow vulnerability exists in the size calculation in respip/respip.c in versions of Unbound prior to 1.9.5. No detailed vulnerability details are provided at this time...

Unbound integer overflow vulnerability (CNVD-2021-32624)

Unbound is a DNS resolver that supports validation, recursion, and caching features. An integer overflow vulnerability exists in sldnsstr2wirednamebuforigin in versions of Unbound prior to 1.9.5. An attacker could exploit this vulnerability to cause an out-of-bounds write...

Unbound Infinite Loop Vulnerability

Unbound is a DNS resolver that supports validation, recursion, and caching features. An infinite loop vulnerability exists in dnamepktcopy in Unbound versions prior to 1.9.5. An attacker can exploit this vulnerability by compressing names to cause an infinite loop...

Unbound Assertion Failure Vulnerability (CNVD-2021-32627)

Unbound is a DNS resolver that supports validation, recursion, and caching features. An assertion failure vulnerability exists in dnamepktcopy in versions of Unbound prior to 1.9.5. An attacker can exploit this vulnerability via invalid packets to cause a denial of service...

Unbound integer overflow vulnerability (CNVD-2021-32626)

Unbound is a DNS resolver that supports validation, recursion, and caching features. An integer overflow vulnerability exists in the size calculation in dnscrypt/dnscrypt.c in versions of Unbound prior to 1.9.5. No detailed vulnerability details are provided at this time...

Unbound integer overflow vulnerability (CNVD-2021-32622)

Unbound is a DNS resolver that supports validation, recursion, and caching features. An integer overflow vulnerability exists in the zone allocator in versions of Unbound prior to 1.9.5. An attacker can cause an integer overflow by exploiting this vulnerability via the ALIGNUP macro...

Unbound Out-of-Bounds Write Vulnerability

Unbound is a DNS resolver that supports validation, recursion, and caching features. An out-of-bounds write vulnerability exists in rdatacopy in versions of Unbound prior to 1.9.5. An attacker can exploit this vulnerability by compressing names to cause an out-of-bounds write...

Unbound integer overflow vulnerability (CNVD-2021-32620)

Unbound is a DNS resolver that supports validation, recursion, and caching features. An integer overflow vulnerability exists in the region allocator in versions of Unbound prior to 1.9.5. An attacker can exploit this vulnerability to cause an integer overflow via regionalloc...

Unbound Assertion Failure Vulnerability

Unbound is a DNS resolver that supports validation, recursion, and caching features. An assertion failure vulnerability exists in dnamepktcopy in versions of Unbound prior to 1.9.5. An attacker can exploit this vulnerability by compressing names to cause an assertion failure...

Unbound Configuration Injection Vulnerability

Unbound is a DNS resolver that supports validation, recursion, and caching features. A configuration injection vulnerability exists in createunboundadservers.sh in versions of Unbound prior to 1.9.5. A man-in-the-middle attacker can exploit this vulnerability to inject configuration via a plainte...

NLnet Labs Unbound 输入验证错误漏洞

Unbound is a DNS resolver that supports validation, recursion, and caching features. An integer overflow vulnerability exists in the region allocator in versions of Unbound prior to 1.9.5. An attacker can exploit this vulnerability to cause an integer overflow via regionalloc...

Unbound 输入验证错误漏洞

Unbound is a DNS resolver that supports validation, recursion, and caching features. An integer overflow vulnerability exists in sldnsstr2wirednamebuforigin in versions of Unbound prior to 1.9.5. An attacker could exploit this vulnerability to cause an out-of-bounds write...

CVE-2021-29462 DNS rebinding in pupnp

The Portable SDK for UPnP Devices is an SDK for development of UPnP device and control point applications. The server part of pupnp libupnp appears to be vulnerable to DNS rebinding attacks because it does not check the value of the Host header. This can be mitigated by using DNS revolvers which...

Debian DLA-2556-1 : unbound1.9 security update

Several security vulnerabilities have been corrected in unbound, a validating, recursive, caching DNS resolver. Support for the unbound DNS server has been resumed, the sources can be found in the unbound1.9 source package. CVE-2020-12662 Unbound has Insufficient Control of Network Message Volume...

Debian: Security Advisory (DLA-2556-1)

The remote host is missing an update for the Debian SPDX-FileCopyrightText: 2021 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...

Microsoft Guidance for Addressing Spoofing Vulnerability in DNS Resolver

Microsoft is aware of a vulnerability involving DNS cache poisoning caused by IP fragmentation that affects Windows DNS Resolver. An attacker who successfully exploited this vulnerability could spoof the DNS packet which can be cached by the DNS Forwarder or the DNS Resolver. For more information...

ASB-A-161362564

In sendvc of ressend.cpp, there is a possible out of bounds read due to an incorrect bounds check. This could lead to local information disclosure with no additional execution privileges needed. User interaction is not needed for exploitation...

Important: Red Hat Security Advisory: unbound security update

An update for unbound is now available for Red Hat Enterprise Linux 7.7 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...