CVE-2020-24698

CRITICAL

PowerDNS Authoritative <4.3.0 - RCE

Title source: llm

Description

An issue was discovered in PowerDNS Authoritative through 4.3.0 when --enable-experimental-gss-tsig is used. A remote, unauthenticated attacker might be able to cause a double-free, leading to a crash or possibly arbitrary code execution. by sending crafted queries with a GSS-TSIG signature.

References (1)

[Vendor Advisory] https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2020-06.html

Scores

CVSS v3 9.8

EPSS 0.0003

EPSS Percentile 9.5%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Classification

CWE

CWE-415

Status published

Affected Products (1)

powerdns/authoritative < 4.3.0

Timeline

Published Oct 02, 2020

Tracked Since Feb 18, 2026