CVE-2017-3967 : Vulnerability Insights and Analysis
Learn about CVE-2017-3967, a medium-severity vulnerability in McAfee Network Security Management (NSM) versions before 8.2.7.42.2 allowing remote attackers to inject unauthorized web script or HTML.
A vulnerability in McAfee Network Security Management (NSM) versions before 8.2.7.42.2 allows remote attackers to inject unauthorized web script or HTML into the system.
Understanding CVE-2017-3967
This CVE involves a framing vulnerability in the web interface of McAfee NSM, enabling attackers to manipulate the system through the web interface.
What is CVE-2017-3967?
The vulnerability in McAfee NSM versions before 8.2.7.42.2 allows remote attackers to inject unauthorized web script or HTML by exploiting the web interface's inability to escape third-party HTML frames.
The Impact of CVE-2017-3967
- CVSS Base Score: 6.1 (Medium)
- Attack Vector: Network
- Attack Complexity: Low
- Privileges Required: High
- User Interaction: Required
- Availability Impact: High
- Integrity Impact: High
- This vulnerability can lead to unauthorized script or HTML injection, potentially compromising the system's integrity and availability.
Technical Details of CVE-2017-3967
The technical details of the CVE provide insights into the vulnerability's description, affected systems, and exploitation mechanism.
Vulnerability Description
The vulnerability allows remote attackers to inject arbitrary web script or HTML by exploiting the web interface's framing issue in McAfee NSM versions before 8.2.7.42.2.
Affected Systems and Versions
- Product: Network Security Management (NSM)
- Vendor: McAfee
- Affected Version: 8.2
- Versions Less Than: 8.2.7.42.2
Exploitation Mechanism
Attackers can exploit this vulnerability by manipulating the web interface of McAfee NSM, taking advantage of the system's inability to break out of third-party HTML frames.
Mitigation and Prevention
Protecting systems from CVE-2017-3967 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Update McAfee NSM to version 8.2.7.42.2 or higher to mitigate the vulnerability.
- Monitor network traffic for any suspicious activities that could indicate exploitation attempts.
Long-Term Security Practices
- Regularly update and patch all software and systems to prevent known vulnerabilities.
- Implement network segmentation and access controls to limit the impact of potential attacks.
Patching and Updates
- McAfee has released patches addressing this vulnerability. Ensure timely application of security updates to protect the system from exploitation.