This threat report provides actionable intelligence about a series of vulnerabilities ranging in criticality affecting the Palo Alto firewall software suite. The vulnerabilities have been assigned the following CVEs (Common Vulnerabilities and Exposures) varies: CVE-2020-2036, CVE-2020-2037, CVE-2020-2038, CVE-2020-2039, CVE-2020-2040, CVE-2020-2041, CVE-2020-2042, CVE-2020-2043, and CVE-2020-2044.
The risk associated with these Palo Alto firewall vulnerabilities varies. These weaknesses either affect the web interface management, Captive Portal or Multi-Factor Authentication interface or the management interface.
Related Reading: Palo Alto PAN-OS Vulnerability with CVSS Score of 10 Issued
The most critical of the vulnerabilities is CVE-2020-2040 which may allow an unauthenticated attacker the opportunity to derail system processes and execute code using the root account. Successful exploitation is achieved by sending a specially crafted request to the assigned interface for the Captive Portal or for Multi-Factor Authentication. CVE-2020-2040 affects any Palo Alto firewall running any version of PAN-OS 8.0.
The vulnerability does not affect the GlobalProtect VPN or the PAN-OS management web interfaces.
Related Reading: Critical Palo Alto Firewall Vulnerabilities Identified
Below is a list of the vulnerabilities and a short description of them:
It is highly encouraged that you update to the latest version of PAN-OS to avoid the successful exploitation of these vulnerabilities.
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Note: The Avertium Threat Report analyzes one current threat that has been shared by threat intelligence networks across the globe. Used internally by the Avertium CyberOps Team, this report will outline a “top-of-mind” threat and how it ought to be addressed accordingly.
This informed analysis is based on the latest data available.