Security readout for executives and security teams
This is a low-severity availability issue in PowerDNS Authoritative Server. A trusted master server could send many NOTIFY messages to a vulnerable slave server, driving high CPU or blocking further slave-zone updates. It does not expose data or allow takeover, but it can disrupt DNS update reliability for affected secondary DNS deployments. Exposure is limited to PowerDNS Authoritative Server instances acting as slave or secondary DNS servers and accepting NOTIFY messages from authorized masters. Primary-only authoritative servers are not described as affected in the provided sources. Treat as routine but not ignorable for organizations relying on secondary authoritative DNS. Patch during normal maintenance unless monitoring shows DNS update failures, abnormal CPU, or risk from untrusted master relationships. Mitigation focus: Upgrade PowerDNS Authoritative Server using fixed vendor packages for your supported branch.; Prioritize slave or secondary DNS servers before primary-only authoritative servers.; Review trusted master relationships and remove obsolete or unexpected masters..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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Open ATT&CK lookupCVE-2019-10163 mapping review
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Open ATT&CK lookup- Severity
- Low
- CVSS
- 3.5 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L
CNA and ADP enrichment extracted from CVE v5
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CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L2.11.4Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
3.5LowVector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:L
Source materials
- CVE List V5 sourceCVE List V5
- https://blog.powerdns.com/2019/06/21/powerdns-authoritative-server-4-0-8-and-4-1-10-released/CVE reference · x_refsource_CONFIRM
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10163CVE reference · x_refsource_CONFIRM
- https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2019-05.htmlCVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Allocation of Resources Without Limits or Throttling
Allocation of Resources Without Limits or Throttling represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.