ALPINE-CVE-2023-50387

Certain DNSSEC aspects of the DNS protocol in RFC 4033, 4034, 4035, 6840, and related RFCs allow remote attackers to cause a denial of service CPU consumption via one or more DNSSEC responses, aka the "KeyTrap" issue. One of the concerns is that, when there is a zone with many DNSKEY and RRSIG...

DEBIAN-CVE-2023-7008

A vulnerability was found in systemd-resolved. This issue may allow systemd-resolved to accept records of DNSSEC-signed domains even when they have no signature, allowing man-in-the-middles or the upstream DNS resolver to manipulate records...

systemd security vulnerability

systemd is a Linux-based system and service manager from the individual developer Lennart Poettering in Germany. The product is compatible with SysV and LSB startup scripts and provides a framework for representing dependencies between system services. A security vulnerability exists in systemd...

SUSE CVE-2023-7008

A vulnerability was found in systemd-resolved. This issue may allow systemd-resolved to accept records of DNSSEC-signed domains even when they have no signature, allowing man-in-the-middles or the upstream DNS resolver to manipulate records...

SUSE CVE-2023-2829

A named instance configured to run as a DNSSEC-validating recursive resolver with the Aggressive Use of DNSSEC-Validated Cache RFC 8198 option synth-from-dnssec enabled can be remotely terminated using a zone with a malformed NSEC record. This issue affects BIND 9 versions 9.16.8-S1 through...

SUSE CVE-2019-3807

An issue has been found in PowerDNS Recursor versions 4.1.x before 4.1.9 where records in the answer section of responses received from authoritative servers with the AA flag not set were not properly validated, allowing an attacker to bypass DNSSEC validation...

SUSE CVE-2020-12244

An issue has been found in PowerDNS Recursor 4.1.0 through 4.3.0 where records in the answer section of a NXDOMAIN response lacking an SOA were not properly validated in SyncRes::processAnswer, allowing an attacker to bypass DNSSEC validation...

bind: memory leaks in EdDSA DNSSEC verification code

A flaw was found in the Bind package, where the DNSSEC verification code for the EdDSA algorithm leaks memory when there is a signature length mismatch. By spoofing the target resolver with responses that have a malformed EdDSA signature, an attacker can trigger a small memory leak, resulting in...

DNSSEC validation fails when incorrect response to DNSKEY query is sent on Windows Server 2012 R2-based DNS server

DNSSEC validation fails when incorrect response to DNSKEY query is sent on Windows Server 2012 R2-based DNS server This article describes an issue in which the Domain Name System Security Extensions DNSSEC validation fails on a Windows Server 2012 R2-based DNS server. Before you install this...

bind: assertion failure while handling a query response containing inconsistent DNSSEC information

A denial of service flaw was found in the way BIND handled a query response containing inconsistent DNSSEC information. A remote attacker could use this flaw to make named exit unexpectedly with an assertion failure via a specially crafted DNS response...