CVE-2020-7268 : Security Advisory and Response
Learn about CVE-2020-7268, a Path Traversal vulnerability in McAfee Email Gateway (MEG) allowing remote attackers to access files outside the restricted directory. Find mitigation steps here.
A Path Traversal vulnerability in McAfee Email Gateway (MEG) prior to version 7.6.406 allows remote attackers to access files outside the restricted directory.
Understanding CVE-2020-7268
This CVE involves a Path Traversal vulnerability in McAfee Email Gateway (MEG) that could be exploited by remote attackers.
What is CVE-2020-7268?
The vulnerability allows attackers to navigate the file system to reach files or directories beyond the intended restricted directory by manipulating input to create a path name.
The Impact of CVE-2020-7268
The vulnerability's impact is rated as MEDIUM severity with a CVSS base score of 4.3. It poses a risk of unauthorized access to sensitive files.
Technical Details of CVE-2020-7268
This section delves into the technical aspects of the CVE.
Vulnerability Description
The Path Traversal flaw in McAfee Email Gateway (MEG) enables attackers to bypass directory restrictions and access files or directories outside the intended scope.
Affected Systems and Versions
- Affected Product: McAfee Email Gateway (MEG)
- Vendor: McAfee
- Vulnerable Versions: Prior to 7.6.406
Exploitation Mechanism
Attackers exploit external input to construct a path name that should be within a restricted directory but allows access to files outside the intended scope.
Mitigation and Prevention
Protecting systems from CVE-2020-7268 requires immediate actions and long-term security measures.
Immediate Steps to Take
- Apply security patches provided by McAfee promptly.
- Implement input validation to prevent malicious path constructions.
- Monitor and restrict external access to the system.
Long-Term Security Practices
- Conduct regular security assessments and audits.
- Educate users on safe computing practices to prevent unauthorized access.
- Keep systems updated with the latest security patches.
- Employ network segmentation to limit the impact of potential breaches.
Patching and Updates
Regularly check for updates and patches from McAfee to address the Path Traversal vulnerability in McAfee Email Gateway (MEG).