CVE-2017-7401: Collectd

High severity, CVSS 7.5. EPSS: 4% chance of exploitation in the next 30 days.

Incorrect interaction of the parse_packet() and parse_part_sign_sha256() functions in network.c in collectd 5.7.1 and earlier allows remote attackers to cause a denial of service (infinite loop) of a collectd instance (configured with "SecurityLevel None" and with empty "AuthFile" options) via a crafted UDP packet.

Affected products

• Collectd Collectd: up to and including 5.7.1

Published 2017-04-03. Last modified 2026-06-17.