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CVE-2024-3393: Palo Alto Networks PAN-OS Malicious DNS Packet Vulnerability
Palo Alto Networks PAN-OS · in CISA KEV since 2024-12-30
2024-12-30added to KEV
2025-01-20federal remediation due date
28.41%EPSS exploit probability (30 days) 98.0th percentile
8.7 HIGHCVSS 4.0
Unknownknown ransomware use
3days from NVD publication to KEV
What it is
Palo Alto Networks PAN-OS contains a vulnerability in parsing and logging malicious DNS packets in the DNS Security feature that, when exploited, allows an unauthenticated attacker to remotely reboot the firewall. Repeated attempts to trigger this condition will cause the firewall to enter maintenance mode.
Required action (CISA)
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
| CWE | CWE-754 |
|---|---|
| CVSS vector | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:N/R:U/V:C/RE:M/U:Amber |
| NVD published | 2024-12-27 (Analyzed) |
Original records: NVD · CISA KEV · JSON: /api/cve/CVE-2024-3393.json · all KEV CVEs
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Get the full file: Exploited Vulnerabilities Brief – September 2026 ($29): this month's KEV additions ranked by EPSS, ransomware use and due date, ready to hand to a patch team. Checkout by Polar.