Privilege escalation in PAN-OS Web Interface XML API



Published: 2021-11-11
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-3058
CWE-ID CWE-78
Exploitation vector Network
Public exploit N/A
Vulnerable software
Subscribe 		Palo Alto PAN-OS
Operating systems & Components / Operating system

Vendor Palo Alto Networks, Inc.

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) OS Command Injection

EUVDB-ID: #VU58107

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2021-3058

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 XML API. A remote privileged user can send a  specially crafted request to the application and execute arbitrary OS commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Palo Alto PAN-OS: 10.1.0 - 10.1.2, 10.0.0 - 10.0.7, 9.1 - 9.1.11, 9.0 - 9.0.14, 8.1 - 8.1.20

CPE2.3 External links

http://security.paloaltonetworks.com/CVE-2021-3058

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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