{"id":"CVE-2024-3382","aliases":["EUVD-2024-31971","GHSA-55c4-h3q7-f6wp"],"status":"published","title":"PAN-OS: Firewall Denial of Service (DoS) via a Burst of Crafted Packets","description":"A memory leak exists in Palo Alto Networks PAN-OS software that enables an attacker to send a burst of crafted packets through the firewall that eventually prevents the firewall from processing traffic. This issue applies only to PA-5400 Series devices that are running PAN-OS software with the SSL Forward Proxy feature enabled.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.00922,"percentile":0.60661,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-401","CWE-770"],"published":"2024-04-10T17:05:47Z","modified":"2026-06-17T07:44:10Z","products":[{"vendor":"palo alto networks","product":"cloud ngfw"},{"vendor":"palo alto networks","product":"pan-os"},{"vendor":"palo alto networks","product":"prisma access"},{"vendor":"paloaltonetworks","product":"pan-os"}],"references":[{"url":"https://security.paloaltonetworks.com/CVE-2024-3382","tags":["x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-3382"},{"url":"https://github.com/advisories/GHSA-55c4-h3q7-f6wp"}],"sources":{"cve":[{"id":"CVE-2024-3382","title":"PAN-OS: Firewall Denial of Service (DoS) via a Burst of Crafted Packets","description":"A memory leak exists in Palo Alto Networks PAN-OS software that enables an attacker to send a burst of crafted packets through the firewall that eventually prevents the firewall from processing traffic. This issue applies only to PA-5400 Series devices that are running PAN-OS software with the SSL Forward Proxy feature enabled.","status":"published","published":"2024-04-10T17:05:47.325Z","modified":"2026-05-13T20:16:14.103Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:34:10.961618Z"}],"euvd":[{"id":"EUVD-2024-31971","description":"A memory leak exists in Palo Alto Networks PAN-OS software that enables an attacker to send a burst of crafted packets through the firewall that eventually prevents the firewall from processing traffic. This issue applies only to PA-5400 Series devices that are running PAN-OS software with the SSL Forward Proxy feature enabled.","status":"published","published":"2024-04-10T17:05:47Z","modified":"2026-05-13T20:16:14Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T19:04:32.516693Z"}],"ghsa":[{"id":"GHSA-55c4-h3q7-f6wp","title":"A memory leak exists in Palo Alto Networks PAN-OS software that enables an attacker to send a...","description":"A memory leak exists in Palo Alto Networks PAN-OS software that enables an attacker to send a burst of crafted packets through the firewall that eventually prevents the firewall from processing traffic. This issue applies only to PA-5400 Series devices that are running PAN-OS software with the SSL Forward Proxy feature enabled.","status":"published","published":"2024-04-10T18:30:48Z","modified":"2025-01-22T18:31:51Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-401","CWE-770"],"updated_at":"2026-11-02T14:59:38.594977Z"}],"nvd":[{"id":"CVE-2024-3382","description":"A memory leak exists in Palo Alto Networks PAN-OS software that enables an attacker to send a burst of crafted packets through the firewall that eventually prevents the firewall from processing traffic. This issue applies only to PA-5400 Series devices that are running PAN-OS software with the SSL Forward Proxy feature enabled.","status":"published","published":"2024-04-10T17:15:56.793Z","modified":"2026-06-17T07:44:10.223Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"}],"cwes":["CWE-770","CWE-401"],"updated_at":"2026-11-02T14:09:49.255123Z"}]}}