CVE-2024-3393 KEV
7.5
HIGH · CVSS 3.1 · EPSS 28.4% (pctl 98)
Patch first
On CISA KEV — known exploited in the wild, due 2025-01-20.
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.
Scoring
| CVSS | 7.5 (HIGH, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| EPSS | 28.41% — more likely to be exploited than 98% of all CVEs |
| Weakness | CWE-754 |
| On CISA KEV | yes — remediate by 2025-01-20 |
| Public exploit | none known |
| Published | 2024-12-27 |
| Last modified | 2026-06-17 |
CISA KEV
| Name | Palo Alto Networks PAN-OS Malicious DNS Packet Vulnerability |
|---|---|
| Added | 2024-12-30 |
| Due | 2025-01-20 |
| Vendor / product | Palo Alto Networks / PAN-OS |
| Ransomware use | none reported |
Affected (2)
| Vendor | Product |
|---|---|
| paloaltonetworks | pan-os |
| paloaltonetworks | prisma access |
References
→ the Explorer · watch your stack · NVD