Information disclosure in Palo Alto PAN-OS

1) Inclusion of Sensitive Information in Log Files

EUVDB-ID: #VU49515

Risk: Low

CVSSv4.0: 4.3 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-3032

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 software writes configuration secrets for the “http”, “email”, and “snmptrap” v3 log forwarding server profiles in logrcvr.log system log. A local user can read the log files and gain access to sensitive data.

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:*:*:*:*:*:*:*
• cpe:2.3:o:palo_alto_networks:pan-os:8.1.0:*:*:*:*:*:*:*
• cpe:2.3:o:palo_alto_networks:pan-os:8.1.1:*:*:*:*:*:*:*
• cpe:2.3:o:palo_alto_networks:pan-os:8.1.2:*:*:*:*:*:*:*
• cpe:2.3:o:palo_alto_networks:pan-os:8.1.3:*:*:*:*:*:*:*
• cpe:2.3:o:palo_alto_networks:pan-os:8.1.4:*:*:*:*:*:*:*
• cpe:2.3:o:palo_alto_networks:pan-os:8.1.4-h2:*:*:*:*:*:*:*
• cpe:2.3:o:palo_alto_networks:pan-os:8.1.5:*:*:*:*:*:*:*
• cpe:2.3:o:palo_alto_networks:pan-os:8.1.6:*:*:*:*:*:*:*
• cpe:2.3:o:palo_alto_networks:pan-os:8.1.6-h2:*:*:*:*:*:*:*

External links

https://security.paloaltonetworks.com/CVE-2021-3032

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.