Privilege escalation in Palo Alto PAN-OS



Published: 2020-09-10
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-2042
CWE-ID CWE-121
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Palo Alto PAN-OS
Operating systems & Components / Operating system

Vendor Palo Alto Networks, Inc.

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Stack-based buffer overflow

EUVDB-ID: #VU46628

Risk: Low

CVSSv3.1: 7.9 [CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-2042

CWE-ID: CWE-121 - Stack-based buffer overflow

Exploit availability: No

Description

The vulnerability allows a remote administrator to escalate privileges on the system.

The vulnerability exists due to a boundary error within the management web interface. A remote authenticated administrator can pass specially crafted data to the application, trigger stack-based buffer overflow and execute arbitrary code on the target system with root privileges.


Mitigation

Install updates from vendor's website.

Vulnerable software versions

Palo Alto PAN-OS: 10.0.0

External links

http://security.paloaltonetworks.com/CVE-2020-2042


Q & A

Can this vulnerability be exploited remotely?

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

Is there known malware, which exploits this vulnerability?

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



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