CVEvulnerability
CVE-2020-1992
9.8 CRITICAL
Official page ↗
- Status
- Modified
- Published
- 2020-04-08
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 8.1 HIGH — CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 3.1 ([email protected])
- 9.8 CRITICAL — CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 9.3 HIGH — AV:N/AC:M/Au:N/C:C/I:C/A:C
- Weaknesses
- CWE-134
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.
Affected configurations
• paloaltonetworks pan-os (>= 9.0.0 < 9.0.7)
• paloaltonetworks pan-os (>= 9.1.0 < 9.1.2)
Related
Weakness · CWE (1)
- CWE-134 Use of Externally-Controlled Format String weakness
References
- https://security.paloaltonetworks.com/CVE-2020-1992 Vendor Advisory
- https://security.paloaltonetworks.com/CVE-2020-1992 Vendor Advisory