Vulnerability in Palo Alto Networks Cloud Ngfw
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 at…
EPSS: 0.266 (97.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Palo Alto Networks Cloud Ngfw — versions All
- Palo Alto Networks Pan-os — versions 11.2.0, 11.1.0, 10.2.8
- Paloaltonetworks Pan-os — versions 10.1.14, 10.2.8, 10.2.9
- Paloaltonetworks Prisma_access
Weakness classification (CWE)
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
Public proof-of-concept exploits
References
- psirt@paloaltonetworks.com (vendor-advisory, Vendor Advisory)
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)
Frequently asked questions
- What is CVE-2024-3393?
- CVE-2024-3393 is a high-severity vulnerability in Palo Alto Networks Cloud Ngfw, classified under Improper Check for Unusual or Exceptional Conditions. CVSS score: 7.5/10. Published 2024-12-27.
- How severe is CVE-2024-3393?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2024-3393 known to be exploited?
- Yes. CVE-2024-3393 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2024-12-30), indicating it is being actively exploited. 6 public proof-of-concept repositories are indexed.