CVE-2024-3393
CVSS v3
7.5
HIGH
EPSS Score
78.0 %
exploit probability
CISA KEV
Yes
known exploited
Exploitation
—
SSVC status
Description
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.
CISA Known Exploited Vulnerability
- Date Added
- 2024-12-30
- Patch Due Date
- 2025-01-20
- Ransomware Use
- Unknown
Technical details
- Published
- 2024-12-27
Frequently asked questions
What is CVE-2024-3393?
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.
Is CVE-2024-3393 actively exploited?
Yes. CVE-2024-3393 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 1/20/2025.
What is the CVSS score for CVE-2024-3393?
CVE-2024-3393 has a CVSS v3 base score of 7.5 (HIGH severity).
Is CVE-2024-3393 affecting your environment?
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