PAN-SA-2020-0005 PAN-OS: OpenSSH software upgraded to resolve multiple vulnerabilities
Description
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 versions of PAN-OS 8.0.
| CVE | CVSS | Summary |
|---|---|---|
| CVE-2016-10012 | 7.8 (CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H) | The shared memory manager (associated with pre-authentication compression) in sshd in OpenSSH before 7.4 does not ensure that a bounds check is enforced by all compilers, which might allows local users to gain privileges by leveraging access to a sandboxed privilege-separation process, related to the m_zback and m_zlib data structures. |
Product Status
| Versions | Affected | Unaffected |
|---|---|---|
| PAN-OS 9.0 | < 9.0.1 | >= 9.0.1 |
| PAN-OS 8.1 | < 8.1.13 | >= 8.1.13 |
| PAN-OS 8.0 | 8.0.* | |
| PAN-OS 7.1 | < 7.1.26 | >= 7.1.26 |
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)
Weakness Type
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
Solution
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.