#VU27898 Improper Authorization in Palo Alto PAN-OS


Published: 2020-05-14

Vulnerability identifier: #VU27898

Vulnerability risk: Low

CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-1998

CWE-ID: CWE-285

Exploitation vector: Network

Exploit availability: No

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

Vendor: Palo Alto Networks, Inc.

Description

The vulnerability allows a remote user to gain elevated privileges on the system.

The vulnerability exists within SAML SSO in PAN-OS that mistakenly uses the permissions of local Linux users instead of the intended SAML permissions of the account when the username is shared for the purposes of SSO authentication. A remote user can escalate privileges on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Palo Alto PAN-OS: 9.1.0, 9.0.0 - 9.0.5-h3, 8.1.0 - 8.1.12, 7.1.0 - 7.1.25


External links
http://security.paloaltonetworks.com/CVE-2020-1998


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.


Latest bulletins with this vulnerability