CVE-2016-5427

Impact

PowerDNS (aka pdns) Authoritative Server before 3.4.10 does not properly handle a . (dot) inside labels, which allows remote attackers to cause a denial of service (backend CPU consumption) via a crafted DNS query.

Affected products

Weakness classification

References

• NVD record
• CVE.org record
• http://www.debian.org/security/2016/dsa-3664
• http://www.openwall.com/lists/oss-security/2016/09/09/3
• http://www.securityfocus.com/bid/92917
• http://www.securitytracker.com/id/1036761
• https://doc.powerdns.com/md/security/powerdns-advisory-2016-01/
• https://github.com/PowerDNS/pdns/commit/881b5b03a590198d03008e4200dd00cc537712f3
• http://www.debian.org/security/2016/dsa-3664
• http://www.openwall.com/lists/oss-security/2016/09/09/3
• http://www.securityfocus.com/bid/92917
• http://www.securitytracker.com/id/1036761
• https://doc.powerdns.com/md/security/powerdns-advisory-2016-01/
• https://github.com/PowerDNS/pdns/commit/881b5b03a590198d03008e4200dd00cc537712f3