CVE-2020-2039

Summary

An uncontrolled resource consumption vulnerability in Palo Alto Networks PAN-OS allows for a remote unauthenticated user to upload temporary files through the management web interface that are not properly deleted after the request is finished. It is possible for an attacker to disrupt the availability of the management web interface by repeatedly uploading files until available disk space is exhausted. This issue impacts: PAN-OS 8.1 versions earlier than PAN-OS 8.1.16; PAN-OS 9.0 versions earlier than PAN-OS 9.0.10; PAN-OS 9.1 versions earlier than PAN-OS 9.1.4; PAN-OS 10.0 versions earlier than PAN-OS 10.0.1.

Affected Software

VendorProductVersion RangeStatus
Palo Alto NetworksPAN-OS9.1 < 9.1.4affected
Palo Alto NetworksPAN-OS8.1 < 8.1.16affected
Palo Alto NetworksPAN-OS9.0 < 9.0.10affected
Palo Alto NetworksPAN-OS10.0 < 10.0.1affected

Weaknesses

  • CWE-400: CWE-400 Uncontrolled Resource Consumption

Workarounds

This issue impacts the PAN-OS management web interface but 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