PAN-OS: Multiple vulnerabilities

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             AUSCERT External Security Bulletin Redistribution

                               ESB-2020.0520
              Missing XML Validation in PAN-OS Web Interface
                             14 February 2020

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

Product:           PAN-OS
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-2020-1975  

Original Bulletin: 
   https://security.paloaltonetworks.com/CVE-2020-1975

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Palo Alto Networks Security Advisories / CVE-2020-1975

CVE-2020-1975 Missing XML Validation in PAN-OS Web Interface

Severity 6.8 . MEDIUM
Attack Vector NETWORK
Attack Complexity LOW
Privileges Required HIGH
User Interaction REQUIRED
Scope UNCHANGED
Confidentiality Impact HIGH
Integrity Impact HIGH
Availability Impact HIGH
NVD JSON    
Published: 2020-02-12
Updated: 2020-02-12
Ref#: PAN-124593

Description:

Missing XML validation vulnerability in the PAN-OS web interface on Palo Alto
Networks PAN-OS software allows authenticated users to inject arbitrary XML
that results in privilege escalation.

This issue affects PAN-OS 8.1 versions earlier than PAN-OS 8.1.12 and PAN-OS
9.0 versions earlier than PAN-OS 9.0.6.

This issue does not affect PAN-OS 7.1, PAN-OS 8.0, or PAN-OS 9.1 or later
versions.

Product Status:

PAN-OS
Versions Affected Unaffected
7.1               7.1.*
8.0               8.0.*
8.1      < 8.1.12 >= 8.1.12
9.0      < 9.0.6  >= 9.0.6

Required Configuration:

This issue requires that the web-based management interface is enabled on the
hardware or virtual appliance.

Severity: MEDIUM:

CVSSv3.1 Base Score: 6.8 ( CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:H/I:H/A:H )

Solution:

This issue is fixed in PAN-OS 8.1.12, PAN-OS 9.0.6, and all later versions.

Workarounds and Mitigations:

This issue affects the web-based management interface of the appliance. Access
to the web-based management interface of the appliance should be limited
strictly to only trusted users, hosts, and networks.

Acknowledgements

  o This issue was found during a security assessment performed by a customer.

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