CVE-2016-5427 | Vulnerability Database | Aqua Security

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 Software

Name	Vendor	Start Version	End Version
Authoritative	Powerdns	*	3.4.9 (including)
Pdns	Ubuntu	precise	*
Pdns	Ubuntu	trusty	*
Pdns	Ubuntu	upstream	*

References

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

NVD	https://nvd.nist.gov/vuln/detail/CVE-2016-5427
CWE	https://cwe.mitre.org/data/definitions/399.html