{"id":"ALPINE-CVE-2016-2120","details":"An issue has been found in PowerDNS Authoritative Server versions up to and including 3.4.10, 4.0.1 allowing an authorized user to crash the server by inserting a specially crafted record in a zone under their control then sending a DNS query for that record. The issue is due to an integer overflow when checking if the content of the record matches the expected size, allowing an attacker to cause a read past the buffer boundary.","modified":"2026-11-03T06:30:06.014667205Z","published":"2018-11-01T13:29:00.253Z","upstream":["CVE-2016-2120"],"references":[{"type":"ADVISORY","url":"https://security.alpinelinux.org/vuln/CVE-2016-2120"}],"affected":[{"package":{"name":"pdns","ecosystem":"Alpine:v3.5","purl":"pkg:apk/alpine/pdns?arch=source"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.0.3-r0"}]}],"ecosystem_specific":{},"database_specific":{"source":"https://storage.googleapis.com/cve-osv-conversion/alpine/ALPINE-CVE-2016-2120.json"}}],"schema_version":"1.9.2","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H"}]}