CVE-2020-27251 Explained : Impact and Mitigation
Learn about CVE-2020-27251, a heap overflow vulnerability in FactoryTalk Linx Version 6.11 and earlier, allowing remote code execution. Find mitigation steps and preventive measures here.
FactoryTalk Linx Version 6.11 and prior is affected by a heap overflow vulnerability that could lead to remote code execution.
Understanding CVE-2020-27251
A heap overflow vulnerability in FactoryTalk Linx Version 6.11 and earlier could allow remote attackers to execute malicious code.
What is CVE-2020-27251?
This CVE identifies a heap overflow vulnerability in FactoryTalk Linx Version 6.11 and prior, enabling remote, unauthenticated attackers to potentially execute arbitrary code.
The Impact of CVE-2020-27251
The vulnerability in FactoryTalk Linx Version 6.11 and earlier could result in remote code execution if exploited by malicious actors.
Technical Details of CVE-2020-27251
FactoryTalk Linx Version 6.11 and prior is susceptible to a heap overflow vulnerability.
Vulnerability Description
A heap overflow vulnerability in FactoryTalk Linx Version 6.11 and earlier allows remote, unauthenticated attackers to send malicious port ranges, potentially leading to remote code execution.
Affected Systems and Versions
- Product: FactoryTalk Linx
- Vendor: n/a
- Versions Affected: Version 6.11 and prior
Exploitation Mechanism
The vulnerability can be exploited by sending malicious port ranges to the affected system, triggering the heap overflow and potentially enabling remote code execution.
Mitigation and Prevention
Taking immediate steps and implementing long-term security practices are crucial to mitigating the risks associated with CVE-2020-27251.
Immediate Steps to Take
- Apply vendor-supplied patches or updates promptly.
- Implement network segmentation to limit exposure.
- Monitor network traffic for any suspicious activity.
Long-Term Security Practices
- Regularly update and patch software to address known vulnerabilities.
- Conduct security assessments and penetration testing to identify and remediate weaknesses.
- Educate users on safe computing practices and the importance of cybersecurity awareness.
Patching and Updates
Ensure that FactoryTalk Linx is updated to a version that addresses the heap overflow vulnerability to prevent potential exploitation.