CVE-2018-1000003

Name: CVE-2018-1000003
Creator: NVD / NIST
Published: 2018-01-22T18:29:00.29+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.31%

Last modified Jun 17, 2026

CVE-2018-1000003 is a vulnerability of currently unknown severity. Improper input validation bugs in DNSSEC validators components in PowerDNS version 4.1.0 allow attacker in man-in-the-middle position to deny existence of some data in DNS via packet replay.. EPSS estimates a 1.31% chance of exploitation in the next 30 days.

Description

Improper input validation bugs in DNSSEC validators components in PowerDNS version 4.1.0 allow attacker in man-in-the-middle position to deny existence of some data in DNS via packet replay.

Metrics

EPSS Probability

1.31%

67.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Powerdns	Recursor	4.1.0

References

https://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2018-01.htmlVendor Advisory
https://doc.powerdns.com/recursor/security-advisories/powerdns-advisory-2018-01.htmlVendor Advisory

Timeline

Published: Jan 22, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-1000003?

Improper input validation bugs in DNSSEC validators components in PowerDNS version 4.1.0 allow attacker in man-in-the-middle position to deny existence of some data in DNS via packet replay.

How severe is CVE-2018-1000003?

Severity scoring for CVE-2018-1000003 is pending analysis. The EPSS model estimates a 1.31% probability of exploitation in the next 30 days.

How do I fix CVE-2018-1000003?

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-2018-1000003?

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

Scan your code now

Source: NVD / NIST