CVE-2020-2041

Summary

An insecure configuration of the appweb daemon of Palo Alto Networks PAN-OS 8.1 allows a remote unauthenticated user to send a specifically crafted request to the device that causes the appweb service to crash. Repeated attempts to send this request result in denial of service to all PAN-OS services by restarting the device and putting it into maintenance mode. This issue impacts all versions of PAN-OS 8.0, and PAN-OS 8.1 versions earlier than 8.1.16.

Affected Software

VendorProductVersion RangeStatus
Palo Alto NetworksPAN-OS9.0.*unaffected
Palo Alto NetworksPAN-OS9.1.*unaffected
Palo Alto NetworksPAN-OS10.0.*unaffected
Palo Alto NetworksPAN-OS8.0.*affected
Palo Alto NetworksPAN-OS8.1 < 8.1.16affected

Weaknesses

  • CWE-16: CWE-16 Configuration

Workarounds

This issue impacts the management web interface of PAN-OS. You can mitigate the impact of this issue by following best practices for securing the PAN-OS management web interface. Please review the Best Practices for Securing Administrative Access in the PAN-OS technical documentation, available at https://docs.paloaltonetworks.com/best-practices.

ADP Enrichment

CVE Program Container

Additional References

References