CVE-2015-5230

Severity: high (CVSS 7.5 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 9.0% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-01-15 · updated 2026-06-17
Weakness: CWE-20

Description

The DNS packet parsing/generation code in PowerDNS (aka pdns) Authoritative Server 3.4.x before 3.4.6 allows remote attackers to cause a denial of service (crash) via crafted query packets.

Affected products

Debian Linux: 8.0, 9.0
PowerDNS Authoritative: from 3.4.0 before 3.4.6 — fixed in 3.4.6

How to fix

Upgrade to a fixed version: PowerDNS Authoritative 3.4.6. Check the vendor advisory for mitigations.

References

http://www.debian.org/security/2015/dsa-3347
http://www.securitytracker.com/id/1033475
https://doc.powerdns.com/md/security/powerdns-advisory-2015-02/
http://www.debian.org/security/2015/dsa-3347
http://www.securitytracker.com/id/1033475
https://doc.powerdns.com/md/security/powerdns-advisory-2015-02/

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