Palo Alto Networks Security Advisories / CVE-2020-2008

CVE-2020-2008 PAN-OS: OS command injection or arbitrary file deletion vulnerability


047910
Severity 7.2 · HIGH
Attack Vector NETWORK
Scope UNCHANGED
Attack Complexity LOW
Confidentiality Impact HIGH
Privileges Required HIGH
Integrity Impact HIGH
User Interaction NONE
Availability Impact HIGH

Description

An OS command injection and external control of filename vulnerability in Palo Alto Networks PAN-OS allows authenticated administrators to execute code with root privileges or delete arbitrary system files and impact the system's integrity or cause a denial of service condition.

This issue affects:

All versions of PAN-OS 7.1 and 8.0;

PAN-OS 8.1 versions earlier than 8.1.14.

Product Status

VersionsAffectedUnaffected
PAN-OS 9.1None>= 9.1.0
PAN-OS 9.0None>= 9.0.0
PAN-OS 8.1< 8.1.14>= 8.1.14
PAN-OS 8.08.0.*
PAN-OS 7.17.1.*

Severity: HIGH

CVSSv3.1 Base Score: 7.2 (CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H)

Weakness Type

CWE-73 External Control of File Name or Path

CWE-78 OS Command Injection

Solution

This issue is fixed in PAN-OS 8.1.14 and all later PAN-OS versions.

PAN-OS 8.0 is now end-of-life as of October 31, 2019, and is no longer covered by our Product Security Assurance policies.

PAN-OS 7.1 is on extended support until June 30, 2020, and is only being considered for critical security vulnerability fixes.

Workarounds and Mitigations

This issue affects the management interface of PAN-OS and is strongly mitigated by following best practices for securing the PAN-OS management interface. Please review the Best Practices for Securing Administrative Access in the PAN-OS technical documentation, available at: https://docs.paloaltonetworks.com

Acknowledgments

This issue was found by Jin Chen of Palo Alto Networks during internal security review.

Timeline

Initial publication
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