CVE-2019-12260 : What You Need to Know
Learn about CVE-2019-12260, a security vulnerability in Wind River VxWorks 6.9 and vx7 TCP component causing a Buffer Overflow in IPNET. Find mitigation steps and patching details here.
A security vulnerability has been detected in the TCP component of Wind River VxWorks 6.9 and vx7, leading to a Buffer Overflow in the IPNET due to a malformed TCP AO option.
Understanding CVE-2019-12260
This CVE involves a specific issue out of four in Wind River VxWorks 6.9 and vx7, resulting in a Buffer Overflow in the TCP component.
What is CVE-2019-12260?
The vulnerability in Wind River VxWorks 6.9 and vx7 is related to IPNET and is caused by a malformed TCP AO option, leading to a state confusion with the TCP Urgent Pointer.
The Impact of CVE-2019-12260
The vulnerability can be exploited to trigger a Buffer Overflow, potentially allowing attackers to execute arbitrary code or disrupt the affected system's functionality.
Technical Details of CVE-2019-12260
This section provides more in-depth technical insights into the CVE.
Vulnerability Description
The vulnerability in Wind River VxWorks 6.9 and vx7 involves a Buffer Overflow in the TCP component due to a malformed TCP AO option, leading to a state confusion with the TCP Urgent Pointer.
Affected Systems and Versions
- Wind River VxWorks 6.9
- Wind River VxWorks vx7
Exploitation Mechanism
The vulnerability can be exploited by sending specially crafted network packets to the affected system, causing a Buffer Overflow and potentially leading to unauthorized code execution.
Mitigation and Prevention
It is crucial to take immediate steps to address and prevent the exploitation of this vulnerability.
Immediate Steps to Take
- Apply patches and updates provided by Wind River to fix the vulnerability.
- Implement network segmentation to minimize the impact of potential attacks.
- Monitor network traffic for any signs of exploitation.
Long-Term Security Practices
- Regularly update and patch all software and firmware to prevent known vulnerabilities.
- Conduct regular security assessments and penetration testing to identify and address potential weaknesses.
- Educate system administrators and users about safe computing practices to mitigate risks.
Patching and Updates
- Wind River has released patches to address the vulnerability in Wind River VxWorks 6.9 and vx7. It is essential to apply these patches promptly to secure the systems against potential exploitation.