CVE-2020-13535 : What You Need to Know
Learn about CVE-2020-13535, a critical privilege escalation vulnerability in Kepware LinkMaster 3.0.94.0, allowing attackers to execute arbitrary code with NT SYSTEM privileges. Discover impact, affected systems, and mitigation steps.
A privilege escalation vulnerability exists in Kepware LinkMaster 3.0.94.0, allowing attackers to execute arbitrary code with NT SYSTEM privileges.
Understanding CVE-2020-13535
This CVE involves a privilege escalation vulnerability in Kepware LinkMaster 3.0.94.0.
What is CVE-2020-13535?
CVE-2020-13535 is a privilege escalation vulnerability in Kepware LinkMaster 3.0.94.0, enabling attackers to globally overwrite service configuration and execute arbitrary code with NT SYSTEM privileges.
The Impact of CVE-2020-13535
The vulnerability has a CVSS base score of 9.3, categorizing it as critical. It poses a high risk to confidentiality, integrity, and availability.
Technical Details of CVE-2020-13535
This section provides technical details of the vulnerability.
Vulnerability Description
The vulnerability allows attackers to escalate privileges and execute arbitrary code with NT SYSTEM privileges by globally overwriting service configuration in Kepware LinkMaster 3.0.94.0.
Affected Systems and Versions
- Product: Kepware
- Version: Kepware LinkMaster 3.0.94.0
Exploitation Mechanism
- Attack Complexity: Low
- Attack Vector: Local
- Privileges Required: None
- Scope: Changed
- User Interaction: None
Mitigation and Prevention
Protect your systems from CVE-2020-13535 with the following measures.
Immediate Steps to Take
- Apply security patches promptly
- Restrict access to vulnerable systems
- Monitor for any unauthorized changes
Long-Term Security Practices
- Regularly update and patch software
- Implement the principle of least privilege
- Conduct security training and awareness programs
Patching and Updates
Ensure timely installation of security patches and updates to mitigate the risk of exploitation.