CVE-2019-10937 : Vulnerability Insights and Analysis
Discover the impact of CVE-2019-10937, a vulnerability in Siemens AG's SIMATIC TDC CP51M1 (All versions < V1.1.7) allowing for Denial-of-Service attacks. Learn about affected systems, exploitation risks, and mitigation steps.
A vulnerability has been identified in SIMATIC TDC CP51M1 (All versions < V1.1.7) that could lead to a Denial-of-Service state when a specially crafted UDP packet is sent by an attacker with network access to the device. This weakness affects the device's UDP communication and can be exploited without authentication, potentially compromising system availability.
Understanding CVE-2019-10937
This CVE entry describes a security vulnerability in Siemens AG's SIMATIC TDC CP51M1.
What is CVE-2019-10937?
The CVE-2019-10937 vulnerability in SIMATIC TDC CP51M1 allows an attacker to disrupt the system's availability by exploiting a flaw in UDP communication.
The Impact of CVE-2019-10937
The exploitation of this vulnerability could result in a Denial-of-Service condition, affecting the targeted system's availability. No instances of public exploitation have been reported.
Technical Details of CVE-2019-10937
This section provides detailed technical information about the CVE-2019-10937 vulnerability.
Vulnerability Description
The vulnerability in SIMATIC TDC CP51M1 (All versions < V1.1.7) arises from improper input validation, enabling an attacker to trigger a Denial-of-Service state through a crafted UDP packet.
Affected Systems and Versions
- Product: SIMATIC TDC CP51M1
- Vendor: Siemens AG
- Versions Affected: All versions < V1.1.7
Exploitation Mechanism
- An attacker with network access sends a custom UDP packet
- No authentication or user interaction required for exploitation
Mitigation and Prevention
Protect your systems from CVE-2019-10937 with these mitigation strategies.
Immediate Steps to Take
- Apply vendor-supplied patches or updates promptly
- Implement network segmentation to limit exposure
- Monitor network traffic for suspicious activities
Long-Term Security Practices
- Regularly update and patch all software and firmware
- Conduct security assessments and penetration testing
- Educate users and administrators on security best practices
Patching and Updates
- Check Siemens AG's security advisories for patches
- Stay informed about security alerts and updates from trusted sources