CVE-2019-3598 : Security Advisory and Response
Learn about CVE-2019-3598, a vulnerability in McAfee Agent (MA) 5.x allowing denial of service via crafted UDP packets. Find mitigation steps and update recommendations.
A vulnerability in McAfee Agent (MA) 5.x, known as Buffer Access with Incorrect Length Value, could be exploited by remote unauthenticated users to cause a denial of service by sending specially crafted UDP packets.
Understanding CVE-2019-3598
This CVE involves a vulnerability in McAfee Agent (MA) 5.x that could lead to a denial of service attack.
What is CVE-2019-3598?
The vulnerability in McAfee Agent (MA) 5.x, named Buffer Access with Incorrect Length Value, allows remote unauthenticated users to trigger a denial of service by sending specific UDP packets.
The Impact of CVE-2019-3598
- CVSS Base Score: 5.3 (Medium Severity)
- Attack Vector: Network
- Attack Complexity: Low
- Availability Impact: Low
- No Confidentiality or Integrity Impact
- No User Interaction or Privileges Required
- Scope: Unchanged
Technical Details of CVE-2019-3598
This section provides detailed technical information about the vulnerability.
Vulnerability Description
The vulnerability, Buffer Access with Incorrect Length Value, in McAfee Agent (MA) 5.x allows remote unauthenticated users to exploit the system through specially crafted UDP packets.
Affected Systems and Versions
- Affected Product: McAfee Agent (MA)
- Vendor: McAfee, LLC
- Affected Version: 5.x (custom version)
- Versions Less Than: 5.6.0 HF1
Exploitation Mechanism
Attackers can exploit this vulnerability by sending malicious UDP packets to the target system, causing a denial of service.
Mitigation and Prevention
Protect your systems from CVE-2019-3598 by following these steps:
Immediate Steps to Take
- Apply the latest McAfee Agent update that addresses this vulnerability.
- Monitor network traffic for any suspicious UDP packets.
- Implement firewall rules to restrict UDP traffic.
Long-Term Security Practices
- Regularly update and patch all software and security solutions.
- Conduct security training for employees to recognize and report suspicious activities.
Patching and Updates
- Ensure timely installation of security patches and updates provided by McAfee to mitigate this vulnerability.