Remote command execution in Palo Alto PAN-OS



Published: 2020-09-10
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE ID CVE-2020-2037
CWE ID CWE-78
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Palo Alto PAN-OS
Operating systems & Components / Operating system

Vendor Palo Alto Networks, Inc.

Security Advisory

This security advisory describes one medium risk vulnerability.

1) OS Command Injection

Risk: Medium

CVSSv3: 6.3 [CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C] [PCI]

CVE-ID: CVE-2020-2037

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: No

Description

The vulnerability allows a remote user to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation in the PAN-OS management web interface. A remote privileged user can pass specially crafted data to the application and execute arbitrary OS commands on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Palo Alto PAN-OS: 8.1, 8.1.0, 8.1.1, 8.1.2, 8.1.3, 8.1.4, 8.1.4-h2, 8.1.5, 8.1.6, 8.1.6-h2, 8.1.7, 8.1.8, 8.1.8-h4, 8.1.8-h5, 8.1.9, 8.1.9-h4, 8.1.10, 8.1.11, 8.1.12, 8.1.13, 8.1.14, 8.1.15, 9.0, 9.0.0, 9.0.1, 9.0.2, 9.0.2-h4, 9.0.3, 9.0.3-h2, 9.0.3-h3, 9.0.4, 9.0.5, 9.0.5-h3, 9.0.6, 9.0.7, 9.0.8, 9.0.9, 9.1, 9.1.0, 9.1.1, 9.1.2, 9.2.0

CPE External links

https://security.paloaltonetworks.com/CVE-2020-2037

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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