Powerdns

This hub aggregates every CVE we track for Powerdns, a product in the networking infrastructure space. Use it to gauge the current risk picture and drill into individual advisories.

Severity distribution

Monthly trend

The 13 most recently published vulnerabilities affecting Powerdns.

• CVE-2026-0398Crafted zones can lead to increased resource usage and crafted CNAME chains can lead to cache poisoning in Recursor5.3Feb 9, 2026
• CVE-2019-10163A Vulnerability has been found in PowerDNS Authoritative Server before versions 4.1.9, 4.0.8 allowing a remote, authorized master server to cause a high CPU load or even prevent any further updates...4.3Jul 30, 2019
• CVE-2019-10162A vulnerability has been found in PowerDNS Authoritative Server before versions 4.1.10, 4.0.8 allowing an authorized user to cause the server to exit by inserting a crafted record in a MASTER type ...7.5Jul 30, 2019
• CVE-2019-3871A vulnerability was found in PowerDNS Authoritative Server before 4.0.7 and before 4.1.7. An insufficient validation of data coming from the user when building a HTTP request from a DNS query in th...6.5Mar 21, 2019
• CVE-2017-15090An issue has been found in the DNSSEC validation component of PowerDNS Recursor from 4.0.0 and up to and including 4.0.6, where the signatures might have been accepted as valid even if the signed d...5.9Jan 23, 2018
• CVE-2012-0206common_startup.cc in PowerDNS (aka pdns) Authoritative Server before 2.9.22.5 and 3.x before 3.0.1 allows remote attackers to cause a denial of service (packet loop) via a crafted UDP DNS response.5.0Feb 17, 2012
• CVE-2008-5277PowerDNS before 2.9.21.2 allows remote attackers to cause a denial of service (daemon crash) via a CH HINFO query.4.3Dec 9, 2008
• CVE-2008-3337PowerDNS Authoritative Server before 2.9.21.1 drops malformed queries, which might make it easier for remote attackers to poison DNS caches of other products running on other servers, a different i...6.4Aug 8, 2008
• CVE-2005-0038The DNS implementation of PowerDNS 2.9.16 and earlier allows remote attackers to cause a denial of service via a compressed DNS packet with a label length byte with an incorrect offset, which could...5.0Apr 28, 2006
• CVE-2006-2069The recursor in PowerDNS before 3.0.1 allows remote attackers to cause a denial of service (application crash) via malformed EDNS0 packets.5.0Apr 27, 2006
• CVE-2005-2301PowerDNS before 2.9.18, when running with an LDAP backend, does not properly escape LDAP queries, which allows remote attackers to cause a denial of service (failure to answer ldap questions) and p...5.0Jul 19, 2005
• CVE-2005-2302PowerDNS before 2.9.18, when allowing recursion to a restricted range of IP addresses, does not properly handle questions from clients that are denied recursion, which could cause a "blank out" of ...2.1Jul 19, 2005
• CVE-2005-0428The DNSPacket::expand method in dnspacket.cc in PowerDNS before 2.9.17 allows remote attackers to cause a denial of service by sending a random stream of bytes.5.0Feb 15, 2005