CVE-2018-10851

Name: CVE-2018-10851
Creator: NVD / NIST
Published: 2018-11-29T18:29:00.303+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 6.04%

Last modified Jun 17, 2026

CVE-2018-10851 is a vulnerability of currently unknown severity. PowerDNS Authoritative Server 3.3.0 up to 4.1.4 excluding 4.1.5 and 4.0.6, and PowerDNS Recursor 3.2 up to 4.1.4 excluding 4.1.5 and 4.0.9, are vulnerable to a memory leak while parsing malformed records that can lead to remote denial of service.. EPSS estimates a 6.04% chance of exploitation in the next 30 days.

Description

PowerDNS Authoritative Server 3.3.0 up to 4.1.4 excluding 4.1.5 and 4.0.6, and PowerDNS Recursor 3.2 up to 4.1.4 excluding 4.1.5 and 4.0.9, are vulnerable to a memory leak while parsing malformed records that can lead to remote denial of service.

Metrics

EPSS Probability

6.04%

92.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Powerdns	Authoritative	>= 3.3, <= 4.1.4
Powerdns	Recursor	>= 3.2, <= 4.1.4

References

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10851Issue Tracking, Third Party Advisory
https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2018-03.htmlVendor Advisory
https://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2018-04.htmlVendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-10851Issue Tracking, Third Party Advisory
https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2018-03.htmlVendor Advisory
https://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2018-04.htmlVendor Advisory

Timeline

Published: Nov 29, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-10851?

How severe is CVE-2018-10851?

Severity scoring for CVE-2018-10851 is pending analysis. The EPSS model estimates a 6.04% probability of exploitation in the next 30 days.

How do I fix CVE-2018-10851?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-10851?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST