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)
Core 1
Core References
Vendor Advisory x_refsource_confirm
https://doc.powerdns.com/authoritative/security-advisories/powerdns-advisory-2020-06.html
Scores
CVSS v3
9.8
EPSS
0.0302
EPSS Percentile
85.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-415
Status
published
Products (1)
powerdns/authoritative
< 4.3.0
Published
Oct 02, 2020
Tracked Since
Feb 18, 2026