title: PAN-OS: OS Command Injection Vulnerability in the XML API
description: An OS command injection vulnerability in the XML API of Palo Alto Networks PAN-OS software enables an authenticated API user to disrupt system processes and potentially execute arbitrary code with limited privileges on the firewall.
problem types: CWE-88 Improper Neutralization of Argument Delimiters in a Command ('Argument Injection')
affected:
{
defaultStatus: unaffected
product: PAN-OS
vendor: Palo Alto Networks
versions:
changes: [at: 8.1.24, status: unaffected], lessThan: 8.1.24, status: affected, version: 8.1, versionType: custom
changes: [at: 9.0.17, status: unaffected], lessThan: 9.0.17, status: affected, version: 9.0, versionType: custom
changes: [at: 9.1.15, status: unaffected], lessThan: 9.1.15, status: affected, version: 9.1, versionType: custom
changes: [at: 10.0.12, status: unaffected], lessThan: 10.0.12, status: affected, version: 10.0, versionType: custom
changes: [at: 10.1.6, status: unaffected], lessThan: 10.1.6, status: affected, version: 10.1, versionType: custom
lessThan: All, status: unaffected, version: 10.2, versionType: custom
lessThan: All, status: unaffected, version: 11.0, versionType: custom
lessThan: All, status: unaffected, version: 11.1, versionType: custom
}
{
defaultStatus: unaffected
product: Prisma Access
vendor: Palo Alto Networks
versions:
status: unaffected, version: All
}
{
defaultStatus: unaffected
product: Cloud NGFW
vendor: Palo Alto Networks
versions:
status: unaffected, version: All
}
metrics:
cvssV3_1: [
attackComplexity: LOW
attackVector: NETWORK
availabilityImpact: NONE
baseScore: 5.5
baseSeverity: MEDIUM
confidentialityImpact: HIGH
integrityImpact: LOW
privilegesRequired: HIGH
scope: UNCHANGED
userInteraction: NONE
vectorString: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:L/A:N
version: 3.1
]
format: CVSS
scenarios: GENERAL
exploits: Palo Alto Networks is not aware of any malicious exploitation of this issue.
solutions: This issue is fixed in PAN-OS 8.1.24, PAN-OS 9.0.17, PAN-OS 9.1.15, PAN-OS 10.0.12, PAN-OS 10.1.6, and all later PAN-OS versions.
workarounds: Customers with a Threat Prevention subscription can block attacks for this vulnerability by enabling Threat ID 91715 (introduced in Applications and Threats content update 8473).
This issue requires the attacker to have authenticated access to the PAN-OS XML API. You can mitigate the impact of this issue by following the Best Practices for Securing Administrative Access in the PAN-OS technical documentation at https://docs.paloaltonetworks.com/best-practices.