{"id":"CVE-2024-3393","aliases":[],"url":"https://o3.security/vulnerability/CVE-2024-3393","summary":"A Denial of Service vulnerability in the DNS Security feature of Palo Alto Networks PAN-OS software allows an unauthenticated attacker to send a malicious packet through the data plane…","details":"A Denial of Service vulnerability in the DNS Security feature of Palo Alto Networks PAN-OS software allows an unauthenticated attacker to send a malicious packet through the data plane of the firewall that reboots the firewall. Repeated attempts to trigger this condition will cause the firewall to enter maintenance mode.","published":"2024-12-27T10:15:17.270","modified":"2026-06-17T07:44:11.227","cvss":{"score":7.5,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},"epss":{"score":0.28617,"percentile":0.97993,"asOf":"2026-08-27"},"cisaKev":{"dateAdded":"2024-12-30","dueDate":"2025-01-20","knownRansomwareCampaignUse":false},"exploitsKnown":2,"affectedPackages":[],"fix":null,"references":[{"type":"ADVISORY","url":"https://security.paloaltonetworks.com/CVE-2024-3393"},{"type":"WEB","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-3393"}],"provenance":{"sources":["OSV.dev","NVD","CISA KEV","FIRST.org (EPSS)"],"lastVerified":"2026-06-17T07:44:11.227"}}