Vulnerability identifier: #VU31449

Vulnerability risk: Low

CVSSv3.1: 7 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2016-9151

CWE-ID: CWE-264

Exploitation vector: Local

Exploit availability: Yes

Vulnerable software:
Palo Alto PAN-OS
Operating systems & Components / Operating system

Vendor: Palo Alto Networks, Inc.

Description

The vulnerability allows a local authenticated user to execute arbitrary code.

Palo Alto Networks PAN-OS before 5.0.20, 5.1.x before 5.1.13, 6.0.x before 6.0.15, 6.1.x before 6.1.15, 7.0.x before 7.0.11, and 7.1.x before 7.1.6 allows local users to gain privileges via crafted values of unspecified environment variables.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Palo Alto PAN-OS: 7.1.0 - 7.1.5

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External links
http://www.securityfocus.com/bid/94400
http://www.securitytracker.com/id/1037381
http://security.paloaltonetworks.com/CVE-2016-9151
http://www.exploit-db.com/exploits/40788/
http://www.exploit-db.com/exploits/40789/

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.