PowerDNS up to 3.4.5 DNS Packet Parser denial of service

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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A vulnerability was found in PowerDNS up to 3.4.5 (Domain Name Software). It has been classified as problematic. This affects an unknown function of the component DNS Packet Parser. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. The summary by CVE is:

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.

The weakness was disclosed 04/22/2023. The advisory is shared at doc.powerdns.com. This vulnerability is uniquely identified as CVE-2015-5230 since 07/01/2015. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1499 for this issue.

Upgrading to version 3.4.6 eliminates this vulnerability.






CPE 2.3info

CPE 2.2info


VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔒



VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

NVD Base Score: 🔒


Class: Denial of service
CWE: CWE-404
ATT&CK: T1499

Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒


Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍


Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: PowerDNS 3.4.6


07/01/2015 CVE reserved
04/22/2023 +2852 days Advisory disclosed
04/22/2023 +0 days VulDB entry created
04/22/2023 +0 days VulDB entry last update


Advisory: doc.powerdns.com
Status: Confirmed

CVE: CVE-2015-5230 (🔒)
SecurityTracker: 1033475


Created: 04/22/2023 08:54 AM
Changes: 04/22/2023 08:54 AM (57)
Complete: 🔍


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