VULNERABILITY INTELLIGENCE

CVE-2015-5470

CVSS score7.8 HIGH
EPSS probability11.28%
CISA KEVNot currently listed
Published2015-11-02
Last modified2026-06-17
CVSS vectorAV:N/AC:L/Au:N/C:N/I:N/A:C

Description

The label decompression functionality in PowerDNS Recursor before 3.6.4 and 3.7.x before 3.7.3 and Authoritative (Auth) Server before 3.3.3 and 3.4.x before 3.4.5 allows remote attackers to cause a denial of service (CPU consumption or crash) via a request with a long name that refers to itself. NOTE: this vulnerability exists because of an incomplete fix for CVE-2015-1868.

Primary references