CVE-2025-0128 PAN-OS: Firewall Denial of Service (DoS) Using a Specially Crafted Packet
An unauthenticated attacker can cause a firewall reboot and enter maintenance mode by sending a crafted packet to the SCEP authentication feature.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-0128?
CVE-2025-0128 is a high-severity denial of service vulnerability in Palo Alto Networks Cloud NGFW, published on 11 Apr 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A denial-of-service (DoS) vulnerability in the Simple Certificate Enrollment Protocol (SCEP) authentication feature of Palo Alto Networks PAN-OS® software enables an unauthenticated attacker to initiate system reboots using a maliciously crafted packet. Repeated attempts to initiate a reboot causes the firewall to enter maintenance mode.
Cloud NGFW is not affected by this vulnerability. Prisma® Access software is proactively patched and protected from this issue.
Weakness: CWE-754
Which versions are affected by CVE-2025-0128?
How do I fix CVE-2025-0128?
No fix has been published for CVE-2025-0128 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2025-0128 being exploited?
There is no known exploitation of CVE-2025-0128 in the wild and no public exploit code.
Sources
Also known as GHSA-g8cx-ccc5-rjfw.