CVE-2020-1992

PAN-OS on PA-7000 Series: Varrcvr daemon network-based denial of service or privilege escalation

State: Published
Severity: 8.1 High
Published: Apr 8, 2020
Updated: Sep 17, 2024
Reserved: Dec 4, 2019

Description

A format string vulnerability in the Varrcvr daemon of PAN-OS on PA-7000 Series devices with a Log Forwarding Card (LFC) allows remote attackers to crash the daemon creating a denial of service condition or potentially execute code with root privileges. This issue affects Palo Alto Networks PAN-OS 9.0 versions before 9.0.7; PAN-OS 9.1 versions before 9.1.2 on PA-7000 Series devices with an LFC installed and configured. This issue requires WildFire services to be configured and enabled. This issue does not affect PAN-OS 8.1 and earlier releases. This issue does not affect any other PA Series firewalls.

Scores

CVSS	Score	Vector	Source
3.1	8.1 High	CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H	palo_alto

Weaknesses

CWE-134 Use of Externally-Controlled Format String

Affected Products

Product	Versions
PAN-OSPalo Alto Networks	9.0 to before 9.0.7Affectedfrom 9.0.7Not affected 9.1 to before 9.1.2Affectedfrom 9.1.2Not affected
PAN-OSPalo Alto Networks	8.1.Not affected 8.0.Not affected 7.1.*Not affected

References

https://security.paloaltonetworks.com/CVE-2020-1992

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