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OpenAdvisories
High · 7.5 CVE-2024-3382 EUVD-2024-31971GHSA-55c4-h3q7-f6wp

PAN-OS: Firewall Denial of Service (DoS) via a Burst of Crafted Packets

Published Apr 10, 2024 · Updated May 13, 2026 · Assigned by palo_alto

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.

Affected products

VendorProductAffectedFixed
Palo Alto Networks PAN-OS 10.2.0 – < 10.2.7-h3, 11.0.0 – < 11.0.4, 11.1.0 – < 11.1.2 9.0.0
Palo Alto Networks Cloud NGFW — All
Palo Alto Networks Prisma Access — All

Advisories 1

References