Information disclosure in PAN-OS XML API

1) Inclusion of Sensitive Information in Log Files

EUVDB-ID: #VU52222

Risk: Low

CVSSv3.1: 2.9 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-3036

CWE-ID: CWE-532 - Information Exposure Through Log Files

Exploit availability: No

Description

The vulnerability allows a local user to gain access to sensitive information.

The vulnerability exists due to PAN-OS XML API requests are logged in cleartext to the web server logs when the API is used incorrectly. A local user can read the log files and gain access to sensitive data, such as administrator secrets.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Palo Alto PAN-OS: 8.1 - 10.0.0

CPE2.3

• cpe:2.3:o:palo_alto_networks:pan-os:8.1.18:*:*:*:*:*:*:
• cpe:2.3:o:palo_alto_networks:pan-os:9.0.11:*:*:*:*:*:*:
• cpe:2.3:o:palo_alto_networks:pan-os:9.1.5:*:*:*:*:*:*:
• cpe:2.3:o:palo_alto_networks:pan-os:9.2.0:*:*:*:*:*:*:
• cpe:2.3:o:palo_alto_networks:pan-os:10.0.0:*:*:*:*:*:*:

External links

http://security.paloaltonetworks.com/CVE-2021-3036

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.