Vulnerability 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.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Paloaltonetworks | Pan-Os | >= 9.0.0, < 9.0.7 |
| Paloaltonetworks | Pa-7050 | - |
| Paloaltonetworks | Pa-7080 | - |
Related Weaknesses (CWE)
References
- https://security.paloaltonetworks.com/CVE-2020-1992Vendor Advisory
- https://security.paloaltonetworks.com/CVE-2020-1992Vendor Advisory
FAQ
What is CVE-2020-1992?
CVE-2020-1992 is a vulnerability with a CVSS score of 8.1 (HIGH). 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 condit...
How severe is CVE-2020-1992?
CVE-2020-1992 has been rated HIGH with a CVSS base score of 8.1/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2020-1992?
Check the references section above for vendor advisories and patch information. Affected products include: Paloaltonetworks Pan-Os, Paloaltonetworks Pa-7050, Paloaltonetworks Pa-7080.