Input validation error in PowerDNS Authoritative - CVE-2015-5230

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Main Vulnerability Database Vulnerabilities #VU111732

Input validation error in PowerDNS Authoritative - CVE-2015-5230

Published: January 15, 2020 / Updated: June 21, 2025


Vulnerability identifier: #VU111732
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2015-5230
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

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 software

PowerDNS Authoritative
Fedora
pdns

How to mitigate CVE-2015-5230

Install update from vendor's website.

PowerDNS Authoritative - update to 3.4.6
pdns - addressed in versions 3.4.6-1.el7, 3.4.6-1.fc21, 3.4.6-1.fc22, 3.4.6-1.fc23

External References

Related Security Bulletins