CVE-2024-3382

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

State: Published
Severity: 7.5 High
Published: Apr 10, 2024
Updated: May 13, 2026
Reserved: Apr 5, 2024

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.

Scores

CVSS	Score	Vector	Source
3.1	7.5 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	palo_alto

Weaknesses

CWE-770 Allocation of Resources Without Limits or Throttling

Affected Products

Product	Versions
PAN-OSPalo Alto Networks	9.0.0Not affected 9.1.0Not affected 10.1.0Not affected 10.2.0 to before 10.2.7-h3Affectedfrom 10.2.7-h3Not affected 11.0.0 to before 11.0.4Affectedfrom 11.0.4Not affected 11.1.0 to before 11.1.2Affectedfrom 11.1.2Not affected
Cloud NGFWPalo Alto Networks	AllNot affected
Prisma AccessPalo Alto Networks	AllNot affected

References

https://security.paloaltonetworks.com/CVE-2024-3382

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