{"id":"CVE-2024-52616","title":"A flaw was found in the Avahi-daemon, where it initializes DNS transaction IDs randomly only once at startup, incrementing them sequentially after that","summary":"A flaw was found in the Avahi-daemon, where it initializes DNS transaction IDs randomly only once at startup, incrementing them sequentially after that. This predictable behavior facilitates DNS spoofing attacks, allowing attackers to gu…","severity":"medium","cvss":5.3,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N","cwe":["CWE-334"],"published":"2024-11-21","updated":"2026-06-25","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2024-52616","references":[{"url":"https://access.redhat.com/errata/RHSA-2025:7437","label":"secalert@redhat.com"},{"url":"https://access.redhat.com/security/cve/CVE-2024-52616","label":"secalert@redhat.com"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2326429","label":"secalert@redhat.com"},{"url":"https://github.com/avahi/avahi/pull/577","label":"secalert@redhat.com"}],"tags":["nvd"],"epss":0.00666,"epssPercentile":0.50402,"ingestedAt":"2026-06-29T13:24:33.973Z","slug":"CVE-2024-52616","body":"## Overview\n\nA flaw was found in the Avahi-daemon, where it initializes DNS transaction IDs randomly only once at startup, incrementing them sequentially after that. This predictable behavior facilitates DNS spoofing attacks, allowing attackers to guess transaction IDs.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"sunlit","depthScore":29,"depthScoreParts":{"impact":29.2,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}