CVE-2020-1992CWE-134

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

High · published April 8, 2020

CVSS v3.1
8.1
EPSS
3%
Percentile
89.0
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v3.1
8.1 · HIGH
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.03451 · 89.0th percentile
Weakness
CWE-134 · Use of Externally-Controlled Format String
Published
2020-04-08T18:41Z
EPSS history
Timeline
  • 08 APR 18:41Z
    PAN-OS on PA-7000 Series: Varrcvr daemon network-based denial of service or privilege escalation
    cvelistv5