SB2020040909 - Format string error in Palo Alto PAN-OS on PA-7000 Series
Published: April 9, 2020
Security Bulletin ID
SB2020040909
Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Code execution
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Format string error (CVE-ID: CVE-2020-1992)
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a format string error in the Varrcvr daemon of PAN-OS on PA-7000 Series devices with a Log Forwarding Card (LFC). A remote attacker can supply a specially crafted input that contains format string specifiers and cause a denial of service (DoS) condition or execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Install update from vendor's website.