SB2020111219 - Security restrictions bypass in Palo Alto Network PAN-OS
Published: November 12, 2020
Security Bulletin ID
SB2020111219
Severity
Medium
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Improper Check for Unusual or Exceptional Conditions (CVE-ID: CVE-2020-1999)
The vulnerability allows a remote attacker to bypass implemented security restrictions.
The vulnerability exists due to incorrect processing of exceptional conditions in the PAN-OS signature-based threat detection engine. A remote non-authenticated attacker can communicate with devices in the network in a way that is not analyzed for threats by sending data through specifically crafted TCP packets.
Remediation
Install update from vendor's website.