CVE-2018-1247 : Vulnerability Insights and Analysis

A security flaw in the RSA Authentication Manager Security Console version 8.3 and earlier allows for XML External Entity (XXE) attacks, potentially enabling administrative users to disrupt system functionality or extract server information.

Understanding CVE-2018-1247

This CVE involves a vulnerability in the RSA Authentication Manager Security Console that could be exploited through XML External Entity (XXE) attacks.

What is CVE-2018-1247?

The Security Console of RSA Authentication Manager, specifically version 8.3 and previous versions, has a security flaw related to XML External Entity (XXE) attack. This vulnerability may permit administrative users to disrupt the system's functioning or retrieve server information by inserting a specifically crafted DTD into an XML file submitted to the application.

The Impact of CVE-2018-1247

The vulnerability in the RSA Authentication Manager Security Console version 8.3 and earlier can have the following impacts:

Administrative users may disrupt system functionality.
Server information could be retrieved by inserting a crafted DTD into an XML file.

Technical Details of CVE-2018-1247

This section provides technical details about the CVE-2018-1247 vulnerability.

Vulnerability Description

The RSA Authentication Manager Security Console, version 8.3 and earlier, contains an XML External Entity (XXE) vulnerability. This could potentially allow admin users to cause a denial of service or extract server data via injecting a maliciously crafted DTD in an XML file submitted to the application.

Affected Systems and Versions

Product: RSA Authentication Manager Security Console
Vendor: Dell EMC
Versions Affected: version 8.3 and earlier

Exploitation Mechanism

The vulnerability can be exploited by inserting a specifically crafted DTD into an XML file submitted to the RSA Authentication Manager Security Console.

Mitigation and Prevention

Protecting systems from CVE-2018-1247 requires immediate steps and long-term security practices.

Immediate Steps to Take

Apply security patches provided by the vendor.
Monitor system logs for any suspicious activities.
Restrict access to the Security Console to authorized personnel only.

Long-Term Security Practices

Conduct regular security assessments and audits.
Educate users on secure coding practices and the risks of XXE vulnerabilities.
Implement network segmentation to limit the impact of potential attacks.

Patching and Updates

Ensure that the RSA Authentication Manager Security Console is updated with the latest patches and security fixes to mitigate the XXE vulnerability.