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AUSCERT External Security Bulletin Redistribution
PAN-SA-2020-0005 PAN-OS: OpenSSH software upgraded to
resolve multiple vulnerabilities
14 May 2020
AusCERT Security Bulletin Summary
Product: PAN-OS: OpenSSH
Publisher: Palo Alto
Operating System: Network Appliance
Impact/Access: Increased Privileges -- Existing Account
CVE Names: CVE-2016-10012
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Palo Alto Networks Security Advisories / PAN-SA-2020-0005
PAN-SA-2020-0005 PAN-OS: OpenSSH software upgraded to resolve multiple
Severity 7.8 . HIGH
Attack Vector LOCAL
Attack Complexity LOW
Privileges Required LOW
User Interaction NONE
Confidentiality Impact HIGH
Integrity Impact HIGH
Availability Impact HIGH
OpenSSH software included with PAN-OS has been upgraded to resolve security
vulnerability CVE-2016-10012. Additionally, code changes have been made to the
server component of the OpenSSH software included in PAN-OS in response to
CVE-2015-8325 and CVE-2016-1908 though PAN-OS is not impacted by these issues.
This issues affects:
PAN-OS 7.1 versions earlier than 7.1.26;
PAN-OS 8.1 versions earlier than 8.1.13;
PAN-OS 9.0 versions earlier than 9.0.1.
All PAN-OS 8.0 versions;
CVE CVSS Summary
The shared memory manager (associated with
pre-authentication compression) in sshd in OpenSSH
7.8 (CVSS:3.0 before 7.4 does not ensure that a bounds check is
CVE-2016-10012 /AV:L/AC:L/ enforced by all compilers, which might allows
PR:L/UI:N/S:U local users to gain privileges by leveraging
/C:H/I:H/A:H) access to a sandboxed privilege-separation
process, related to the m_zback and m_zlib data
Versions Affected Unaffected
9.0 < 9.0.1 >= 9.0.1
8.1 < 8.1.13 >= 8.1.13
7.1 < 7.1.26 >= 7.1.26
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)
This issue is fixed in PAN-OS 7.1.26, PAN-OS 8.1.13, PAN-OS 9.0.1, 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.
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
2020-05-13 Initial publication
Policy Report vulnerabilitiesManage subscriptions
(C) 2020 Palo Alto Networks, Inc. All rights reserved.
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