unbound: Unbound domain hijacking via promiscuous records

A domain hijacking flaw has been discovered in NLNet Lab's Unbound project. Promiscuous NS RRSets that complement positive DNS replies in the authority section can be used to trick resolvers to update their delegation information for the zone. Usually these RRSets are used to update the resolver'...

PowerDNS Recursor（pdns_recursor） 安全漏洞

PowerDNS Recursor pdnsrecursor is a domain name resolution server developed by the Dutch company PowerDNS. There is a security vulnerability in PowerDNS Recursor, which stems from the possibility of custom delegation or IP fragments contaminating cached delegation data...

FreeBSD : powerdns-recursor -- cache pollution (c4fb21e4-b579-11f0-871c-6805ca2fa271)

The version of FreeBSD installed on the remote host is prior to tested version. It is, therefore, affected by multiple vulnerabilities as referenced in the c4fb21e4-b579-11f0-871c-6805ca2fa271 advisory. PowerDNS Team reports: It has been brought to our attention that the Recursor does not apply...

ALPINE-CVE-2022-30699

NLnet Labs Unbound, up to and including version 1.16.1, is vulnerable to a novel type of the "ghost domain names" attack. The vulnerability works by targeting an Unbound instance. Unbound is queried for a rogue domain name when the cached delegation information is about to expire. The rogue...

CVE-2022-30699

NLnet Labs Unbound, up to and including version 1.16.1, is vulnerable to a novel type of the "ghost domain names" attack. The vulnerability works by targeting an Unbound instance. Unbound is queried for a rogue domain name when the cached delegation information is about to expire. The rogue...

Researchers Warn Of 'Ghost Domain' Flaw in DNS

Researchers are warning about a flaw in the Domain Name System DNS that could allow attackers to keep a malicious domain alive and accessible, despite efforts to remove it. A paper jointly authored by researchers in China, the United States and Spain found that a flaw in DNS allows deleted domain...