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Fencer Intel
high 7.5

CVE-2015-5230 json

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 de…

published 2020-01-15 6 y ago modified 2026-06-17 4 mo ago also EUVD-2015-5226

cvss
7.5
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
9.0%
EPSS 9.0% chance of exploitation in 30 days, percentile 95%
public exploits
0
none known

Summary

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.

Patch / fix

  • powerdns authoritative 3.4.6
  • pdns Debian 14, Debian 13, Debian 12 3.4.6-1

debian advisories DEBIAN-CVE-2015-5230

  • pdns openSUSE Tumbleweed 4.0.1-1.2

opensuse advisories openSUSE-SU-2024:10136-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2015-5230 updated cvss 4.3

pdns: denial of service due to memory leak in exception handling routines

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

9.02% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P

Affected products

  • PowerDNS PowerDNS Authoritative Server

Classification

Weakness
  • CWE-20 Improper Input Validation

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.