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Fencer Vulns
low 3.5

CVE-2019-10163 json

A Vulnerability has been found in PowerDNS Authoritative Server before versions 4.1.9, 4.0.8 allowing a remote, authorized master server to…

published 2019-07-30 7 y ago modified 2026-06-17 4 mo ago also EUVD-2019-2196

cvss
3.5
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
1.0%
EPSS 1.0% chance of exploitation in 30 days, percentile 63%
public exploits
0
none known

Summary

A Vulnerability has been found in PowerDNS Authoritative Server before versions 4.1.9, 4.0.8 allowing a remote, authorized master server to cause a high CPU load or even prevent any further updates to any slave zone by sending a large number of NOTIFY messages. Note that only servers configured as slaves are affected by this issue.

Patch / fix

  • powerdns authoritative 4.0.8, 4.1.9
  • pdns Debian 14, Debian 13, Debian 12 4.1.6-3

debian advisories DEBIAN-CVE-2019-10163

  • pdns openSUSE Tumbleweed 4.5.1-1.5
  • pdns Package Hub 15 SP1 4.1.8-bp151.3.3.1
  • pdns Package Hub 15, Package Hub 12 SP1, openSUSE Leap 15.1 +1 more 4.1.2-bp150.2.9.1

opensuse advisories openSUSE-SU-2024:11156-1openSUSE-SU-2019:1921-1openSUSE-SU-2019:1904-1

  • pdns Alpine 3.24, Alpine 3.23, Alpine 3.22 +14 more 4.1.10-r0
  • pdns Alpine 3.7 4.0.8-r0

alpine advisories ALPINE-CVE-2019-10163

Alpine secdb © Alpine Linux, from https://secdb.alpinelinux.org via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

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-2019-10163 updated cvss 3.5

pdns: denial-of-service via NOTIFY packets

  • 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

1.00% chance of exploitation in the next 30 days, higher than 63% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.0 3.5 CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L
NVD 3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
NVD 2.0 4.0 AV:N/AC:L/Au:S/C:N/I:N/A:P

Affected products

  • PowerDNS pdns

Classification

Weakness
  • CWE-770 Allocation of Resources Without Limits or Throttling

References

Sources

Fencer Vulns 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.