SB2020051518 - Multiple vulnerabilities in Palo Alto PAN-OS

Description

This security bulletin contains information about 2 vulnerabilities.

1) Input validation error (CVE-ID: CVE-2020-2011)

CWE-ID: CWE-20 - Improper input validation

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input in the configuration daemon of PAN-OS Panorama. A remote attacker can send a specifically crafted registration request and perform a denial of service (DoS) attack.

2) Race condition (CVE-ID: CVE-2020-2016)

CWE-ID: CWE-362 - Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition')

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists because of a race condition due to insecure creation of a file. A local user can exploit the race and gain unauthorized access to sensitive information and escalate privileges on the system.

Remediation

Install update from vendor's website.

References

• https://security.paloaltonetworks.com/CVE-2020-2011
• https://security.paloaltonetworks.com/CVE-2020-2016