CVE-2020-2040

PAN-OS: Buffer overflow when Captive Portal or Multi-Factor Authentication (MFA) is enabled

State: Published
Severity: 9.8 Critical
Published: Sep 9, 2020
Updated: Sep 16, 2024
Reserved: Dec 4, 2019

Description

A buffer overflow vulnerability in PAN-OS allows an unauthenticated attacker to disrupt system processes and potentially execute arbitrary code with root privileges by sending a malicious request to the Captive Portal or Multi-Factor Authentication interface. This issue impacts: All versions of PAN-OS 8.0; PAN-OS 8.1 versions earlier than PAN-OS 8.1.15; PAN-OS 9.0 versions earlier than PAN-OS 9.0.9; PAN-OS 9.1 versions earlier than PAN-OS 9.1.3.

Scores

CVSS	Score	Vector	Source
3.1	9.8 Critical	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	palo_alto

Weaknesses

CWE-120 Buffer Overflow

Affected Products

Product	Versions
PAN-OSPalo Alto Networks	8.0.Affected 9.0 to before 9.0.9Affectedfrom 9.0.9Not affected 9.1 to before 9.1.3Affectedfrom 9.1.3Not affected 8.1 to before 8.1.15Affectedfrom 8.1.15Not affected 10.0.0 to before 10.0Not affected

References

https://security.paloaltonetworks.com/CVE-2020-2040

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