PAN-OS CLI: Multiple vulnerabilities

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2020.1096
          Palo Alto Networks Security Advisories / CVE-2020-1980
                               30 March 2020

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        AusCERT Security Bulletin Summary
        ---------------------------------

Product:           PAN-OS CLI
Publisher:         Palo Alto
Operating System:  Network Appliance
Impact/Access:     Execute Arbitrary Code/Commands -- Existing Account
                   Increased Privileges            -- Existing Account
Resolution:        Patch/Upgrade
CVE Names:         CVE-2020-1980  

Original Bulletin: 
   https://securityadvisories.paloaltonetworks.com/CVE-2020-1980

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Palo Alto Networks Security Advisories / CVE-2020-1980

CVE-2020-1980 PAN-OS: Shell injection vulnerability in PAN-OS CLI allows
execution of shell commands


Severity 7.8 . HIGH
Attack Vector LOCAL
Attack Complexity LOW
Privileges Required LOW
User Interaction NONE
Scope UNCHANGED
Confidentiality Impact HIGH
Integrity Impact HIGH
Availability Impact HIGH
NVD JSON     
Published: 2020-03-11
Updated: 2020-03-11
Ref#: PAN-102674

Description

A shell command injection vulnerability in the PAN-OS CLI allows a local
authenticated user to escape the restricted shell and escalate privileges.

This issue affects only PAN-OS 8.1 versions earlier than PAN-OS 8.1.13.

This issue does not affect PAN-OS 7.1, PAN-OS 9.0, or later PAN-OS versions.

Product Status

PAN-OS

Versions Affected Unaffected
8.1      < 8.1.13 >= 8.1.13
9.0               >= 9.0.0
9.1               >= 9.1.0
7.1               >= 7.1.0

Required Configuration

N/A

Severity: HIGH

CVSSv3.1 Base Score: 7.8 (CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H)

Solution

This issue is fixed in PAN-OS 8.1.13, and all later versions.

Workarounds and Mitigations

This issue affects the management interface of PAN-OS and is mitigated by
following best practices for securing the PAN-OS management interface. Our best
practices guidelines reduce the exposure of the management interface to
potential attackers. Please review the Best Practices for Securing
Administrative Access in the PAN-OS 8.1 technical documentation, available at:
https://docs.paloaltonetworks.com/pan-os/8-1/pan-os-admin/getting-started/
best-practices-for-securing-administrative-access.

Acknowledgements

This issue was discovered during an internal security review.

Timeline

2020-03-11 Initial publication

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