CVE-2016-5427
HIGH7.5EPSS 85.5%Published: 9/21/2016Modified: 4/28/2026
Description
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 packages (1)
- Debian/pdnsfrom 0, < 4.0.0~alpha1-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |