SB2024122768 - Remote denial of service in Palo Alto Networks PAN-OS
Published: December 27, 2024 Updated: January 10, 2025
Security Bulletin ID
SB2024122768
Severity
High
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
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-2024-3393)
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to improper error handling in the DNS Security feature. A remote attacker can send specially crafted DNS packets through the data plane of the firewall and perform a denial of service (DoS) attack.
Note, the vulnerability is being actively exploited in the wild.
Remediation
Install update from vendor's website.