PowerDNS Authoritative Server Long Qname Denial Of Service Vulnerability (CVE-2016-5426)
Severity: MEDIUM
DESCRIPTION
A denial-of-service vulnerability exists in PowerDNS Authoritative Server. The vulnerability is due to an error in processing queries with overly long qnames. A remote, unauthenticated attacker can exploit this vulnerability by sending a specially crafted DNS packet to the target application. A successful attack could lead to excessive resources being consumed, resulting in a denial of service condition.
TREND MICRO PROTECTION INFORMATION
Apply associated Trend Micro DPI Rules.
SOLUTION
Trend Micro Deep Security DPI Rule Number: 1008105
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