PAN-OS: Firewall Denial-of-Service (DoS) in the Web-Proxy Feature via a Burst of Maliciously Crafted Packets
Summary
| CVE | CVE-2025-0130 |
|---|---|
| State | PUBLISHED |
| Assigner | palo_alto |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2025-05-14 18:15:29 UTC |
| Updated | 2026-05-29 22:16:22 UTC |
| Description | A missing exception check in Palo Alto Networks PAN-OS® software with the web proxy feature enabled allows an unauthenticated attacker to send a burst of maliciously crafted packets that causes the firewall to become unresponsive and eventually reboot. Repeated successful attempts to trigger this condition will cause the firewall to enter maintenance mode. This issue does not affect Cloud NGFW or Prisma Access. |
Risk And Classification
Primary CVSS: v4.0 8.2 HIGH from [email protected]
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:U/V:C/RE:L/U:Amber
EPSS: 0.003020000 probability, percentile 0.537150000 (date 2026-06-01)
Problem Types: CWE-754 | CWE-754 CWE-754 Improper Check for Unusual or Exceptional Conditions
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 4.0 | [email protected] | Secondary | 8.2 | HIGH | CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/C... |
| 4.0 | CNA | CVSS | 8.2 | HIGH | CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/AU:Y/... |
| 3.1 | [email protected] | Primary | 7.5 | HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
CVSS v4.0 Breakdown
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:U/V:C/RE:L/U:Amber
CVSS v3.1 Breakdown
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD Known Affected Configurations (CPE 2.3)
| Type | Vendor | Product | Version | Update | Edition | Language |
|---|---|---|---|---|---|---|
| Operating System | Paloaltonetworks | Pan-os | All | All | All | All |
| Operating System | Paloaltonetworks | Pan-os | All | h1 | All | All |
| Operating System | Paloaltonetworks | Pan-os | 11.1.7 | - | All | All |
| Operating System | Paloaltonetworks | Pan-os | 11.1.7 | h1 | All | All |
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Palo Alto Networks | Cloud NGFW | unaffected All custom | Not specified |
| CNA | Palo Alto Networks | PAN-OS | affected 11.2.0 11.2.5 custom | Not specified |
| CNA | Palo Alto Networks | PAN-OS | affected 11.1.0 11.1.6-h1 custom | Not specified |
| CNA | Palo Alto Networks | PAN-OS | unaffected 10.2.0 custom | Not specified |
| CNA | Palo Alto Networks | PAN-OS | unaffected 10.1.0 custom | Not specified |
| CNA | Palo Alto Networks | Prisma Access | unaffected All custom | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| security.paloaltonetworks.com/CVE-2025-0130 | [email protected] | security.paloaltonetworks.com | Vendor Advisory |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
CNA: Jari Pietila of Palo Alto Networks (en)
Additional Advisory Data
| Source | Time | Event |
|---|---|---|
| CNA | 2025-05-14T16:00:00.000Z | Initial publication |
Solutions
CNA: Version Minor Version Suggested Solution PAN-OS 11.2 11.2.0 through 11.2.4Upgrade to 11.2.5 or later. PAN-OS 11.111.1.0 through 11.1.7 Upgrade to 11.1.7-h2 or 11.1.8 or later. 11.1.0 through 11.1.6Upgrade to 11.1.6-h1 or 11.1.8 or later.PAN-OS 11.0 (EoL) Upgrade to a supported fixed version. PAN-OS 10.2 No action needed.PAN-OS 10.1 No action needed.All other unsupported PAN-OS versions Upgrade to a supported fixed version.
Workarounds
CNA: If you are not using the web proxy feature, you can disable it to mitigate this issue. For more information regarding the web proxy feature, see our documentation regarding the web proxy feature https://docs.paloaltonetworks.com/pan-os/11-0/pan-os-new-features/networking-features/web-proxyhttps:// .
Exploits
CNA: Palo Alto Networks is not aware of any malicious exploitation of this issue.