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
Published Jul 30, 2019
4.3
MEDIUMCVSS 3.1
EPSS 1.00%
Description
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.
Affected products
-
- Version fixed in 4.0.8StatusaffectedConstraints-
- Version fixed in 4.1.9StatusaffectedConstraints-
- Version
Configuration 1
- ≥ 4.0.0 · < 4.0.8
- ≥ 4.1.0 · < 4.1.9
- 4.1.0
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:L
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L
AV:N/AC:L/Au:S/C:N/I:N/A:P
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Table of values (13 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.00% (0.01003) | 61.56th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.00% (0.01003) | 58.22th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.01% (0.00008) | 0.35th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.15% (0.00152) | 52.82th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.10% (0.00101) | 40.64th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.14% (0.00138) | 47.60th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00950) | 32.28th | v2 (v2022.01.01) |
| Apr 1, 2022 | 0.95% (0.00950) | 28.61th | v2 (v2022.01.01) |
| Feb 4, 2022 | 6.73% (0.06726) | 78.88th | v2 (v2022.01.01) |
| Feb 3, 2022 | 5.36% (0.05363) | 79.74th | v1 |
| Jan 6, 2022 | 5.36% (0.05363) | 79.54th | v1 |
| Jan 5, 2022 | 1.25% (0.01247) | 69.74th | v5 (v2026.06.15) |
| Apr 14, 2021 | 1.25% (0.01247) | 0.00th | v1 |
References (5)
- http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00036.html vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00054.html vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory
- https://blog.powerdns.com/2019/06/21/powerdns-authoritative-server-4-0-8-and-4-1-10-released/ x_refsource_CONFIRMVendor Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10163 x_refsource_CONFIRMIssue TrackingPatchThird Party Advisory
- https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2019-05.html x_refsource_MISCVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00036.html | vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory | |
| http://lists.opensuse.org/opensuse-security-announce/2019-08/msg00054.html | vendor-advisoryx_refsource_SUSEMailing ListThird Party Advisory | |
| https://blog.powerdns.com/2019/06/21/powerdns-authoritative-server-4-0-8-and-4-1-10-released/ | x_refsource_CONFIRMVendor Advisory | |
| https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10163 | x_refsource_CONFIRMIssue TrackingPatchThird Party Advisory | |
| https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2019-05.html | x_refsource_MISCVendor Advisory |
Change history (0)
No recorded changes yet.