QID 730287

Date Published: 2021-12-06

QID 730287: Palo Alto Networks (PAN-OS) OS Command Injection Vulnerability (PAN-176653)

PAN OS is the software that runs all Palo Alto Networks next-generation firewalls.

An OS command injection vulnerability in the Palo Alto Networks PAN-OS web interface enables an authenticated administrator with permissions to use XML API the ability to execute arbitrary OS commands to escalate privileges.
Affected Versions:
PAN-OS 10.1 versions earlier than PAN-OS 10.1.3
PAN-OS 10.0 versions earlier than PAN-OS 10.0.8
PAN-OS 9.1 versions earlier than PAN-OS 9.1.11-h2
PAN-OS 9.0 versions earlier than PAN-OS 9.0.14-h3
PAN-OS 8.1 versions earlier than PAN-OS 8.1.20-h1
QID Detection Logic (Authenticated):
This QID looks for the vulnerable version of PAN-OS

NOTE:This vulnerability is only applicable to PAN-OS firewalls configured to use the XML API.

CVSS V3 rated as High - 7.2 severity.

CVSS V2 rated as Critical - 9 severity.

Solution

Refer to PAN-176653 for more information about patching this vulnerability.

Workaround:
Enable signatures for Unique Threat ID 91715 on traffic processed by the firewall to block attacks against CVE-2021-3058. This issue requires the attacker to have authenticated access to the PAN-OS web interface. You can mitigate the impact of this issue by following best practices for securing the PAN-OS web interface. Please review the Best Practices for Securing Administrative Access in the PAN-OS technical documentation at https://docs.paloaltonetworks.com/best-practices.

Vendor References

PAN-176653 - security.paloaltonetworks.com/CVE-2021-3058

CVEs related to QID 730287

CVE-2021-3058 |

Software Advisories

Advisory ID	Software	Component	Link
PAN-176653			security.paloaltonetworks.com/CVE-2021-3058

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