# 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.

- Page: https://www.vulneraibility.com/cve/CVE-2024-3393
- CVSS: 7.5
- Known exploited: yes, in CISA KEV since 2024-12-30; CISA due date 2025-01-20
- EPSS: 29.12%
- CISA SSVC: exploitation active, automatable yes, technical impact partial (assessed 2025-01-09)
- Weakness: CWE-754
- Published: 2024-12-27

## Affected versions

- Palo Alto Networks PAN-OS: affected >= 11.2.0 and < 11.2.3; >= 11.1.0 and < 11.1.2-h16; >= 10.2.8 and < 10.2.8-h19; >= 10.1.14 and < 10.1.14-h8; fixed in >= 10.2.0 and < 10.2.8

A version outside these ranges is not a statement that it is unaffected.

## References

- [advisory] https://security.paloaltonetworks.com/CVE-2024-3393
- [other] https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2024-3393

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Summary, impact and action are written by the vulneraibility.com AI analysis pipeline from the CVE record, NVD, CISA and FIRST data; verify against the references.