Detections
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CVE-2024-3393

high

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.

References

https://security.paloaltonetworks.com/CVE-2024-3393

https://www.securityweek.com/palo-alto-networks-patches-firewall-zero-day-exploited-for-dos-attacks/

https://www.cisa.gov/news-events/alerts/2024/12/30/cisa-adds-one-known-exploited-vulnerability-catalog

https://www.bleepingcomputer.com/news/security/hackers-exploit-dos-flaw-to-disable-palo-alto-networks-firewalls/

https://thehackernews.com/2024/12/palo-alto-releases-patch-for-pan-os-dos.html

Details

Source: Mitre, NVD

Published: 2024-12-27

Updated: 2025-01-14

Known Exploited Vulnerability (KEV)

Risk Information

CVSS v2

Base Score: 7.8

Vector: CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C

Severity: High

CVSS v3

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Severity: High

CVSS v4

Base Score: 7.1

Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L

Severity: High

EPSS

EPSS: 0.68012

Vulnerability Watch

Tenable Research has classified this CVE under the following Vulnerability Watch classification, which includes active and historical (inactive) classifications. You can learn more about these classifications on our blog.

Vulnerability of Interest