CVE-2017-2853 : Security Advisory and Response
Learn about CVE-2017-2853, a critical vulnerability in Natus Xltek NeuroWorks 8 that allows remote code execution. Find out the impact, affected systems, exploitation method, and mitigation steps.
Natus Xltek NeuroWorks 8 has a vulnerability that allows for remote code execution through a specially crafted network packet, leading to arbitrary command execution.
Understanding CVE-2017-2853
This CVE involves a critical vulnerability in Natus Xltek NeuroWorks 8 that can be exploited for remote code execution.
What is CVE-2017-2853?
- The RequestForPatientInfoEEGfile feature of Natus Xltek NeuroWorks 8 is susceptible to a stack buffer overflow when manipulated through a network packet, enabling attackers to execute arbitrary commands.
The Impact of CVE-2017-2853
- CVSS Score: 10 (Critical)
- Attack Vector: Network
- Attack Complexity: Low
- Privileges Required: None
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: High
- This vulnerability poses a severe risk as it allows attackers to execute commands remotely without requiring any user interaction.
Technical Details of CVE-2017-2853
This section provides detailed technical information about the vulnerability.
Vulnerability Description
- The vulnerability in Natus Xltek NeuroWorks 8 allows for remote code execution by triggering a stack buffer overflow through a malicious network packet.
Affected Systems and Versions
- Affected Product: Natus
- Affected Version: Natus Xltek NeuroWorks 8
Exploitation Mechanism
- Attackers can exploit this vulnerability by sending a specifically crafted network packet to the target system, causing a stack buffer overflow and enabling the execution of arbitrary commands.
Mitigation and Prevention
Protecting systems from CVE-2017-2853 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Disable or restrict access to the vulnerable feature in Natus Xltek NeuroWorks 8.
- Implement network-level controls to filter out potentially malicious packets.
- Regularly monitor network traffic for any suspicious activities.
Long-Term Security Practices
- Conduct regular security assessments and penetration testing to identify and address vulnerabilities.
- Keep systems and software up to date with the latest security patches and updates.
Patching and Updates
- Apply patches or updates provided by Natus Medical Incorporated to address the vulnerability in Natus Xltek NeuroWorks 8.