CVE-2020-2003 : Security Advisory and Response

An external control of filename vulnerability in the command processing of PAN-OS allows an authenticated administrator to delete arbitrary system files, impacting system integrity or causing denial of service.

Understanding CVE-2020-2003

This CVE involves a critical vulnerability in PAN-OS that could be exploited by an authenticated administrator to delete crucial system files.

What is CVE-2020-2003?

This vulnerability in PAN-OS enables an authenticated administrator to delete arbitrary system files, potentially leading to a system's compromise or denial of service.

The Impact of CVE-2020-2003

CVSS Score: 6.5 (Medium Severity)
Attack Vector: Network
Integrity Impact: High
Availability Impact: High
Privileges Required: High

Technical Details of CVE-2020-2003

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability allows an authenticated administrator to delete system files, affecting system integrity or causing denial of service.

Affected Systems and Versions

PAN-OS 7.1 and 8.0
PAN-OS 8.1 versions before 8.1.14
PAN-OS 9.0 versions before 9.0.7
PAN-OS 9.1 versions before 9.1.1

Exploitation Mechanism

The vulnerability can be exploited by an authenticated administrator through the command processing of PAN-OS.

Mitigation and Prevention

Protect your systems from CVE-2020-2003 with the following steps:

Immediate Steps to Take

Upgrade to PAN-OS 8.1.14, 9.0.7, 9.1.1, or later versions
Follow best practices for securing the PAN-OS management interface

Long-Term Security Practices

Regularly update PAN-OS to the latest version
Implement network segmentation and access controls

Patching and Updates

Ensure that your PAN-OS version is up-to-date to mitigate the vulnerability.