CVE-2020-17482

Severity: medium (CVSS 4.3 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.6% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2020-10-02 · updated 2026-06-17
Weakness: CWE-908

Description

An issue has been found in PowerDNS Authoritative Server before 4.3.1 where an authorized user with the ability to insert crafted records into a zone might be able to leak the content of uninitialized memory.

Affected products

PowerDNS Authoritative: before 4.3.1 — fixed in 4.3.1

How to fix

Upgrade to a fixed version: PowerDNS Authoritative 4.3.1. Check the vendor advisory for mitigations.

References

https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2020-05.html
https://github.com/PowerDNS/pdns
https://security.gentoo.org/glsa/202012-18
https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2020-05.html
https://github.com/PowerDNS/pdns
https://security.gentoo.org/glsa/202012-18

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