CVE-2018-2384 : Exploit Details and Defense Strategies

A vulnerability in SAP Internet Graphics Server versions 7.20, 7.20EXT, 7.45, 7.49, and 7.53 could allow a malicious actor to trigger a Null Pointer dereference, leading to denial of service.

Understanding CVE-2018-2384

This CVE involves a Denial-of-Service vulnerability affecting specific versions of the SAP Internet Graphics Server.

What is CVE-2018-2384?

The CVE-2018-2384 vulnerability in SAP Internet Graphics Server versions 7.20, 7.20EXT, 7.45, 7.49, and 7.53 could be exploited by a malicious user to disrupt access for legitimate users by triggering a Null Pointer dereference.

The Impact of CVE-2018-2384

The vulnerability could result in legitimate users being denied access to the SAP Internet Graphics Server and its services under certain conditions if a malicious actor exploits the Null Pointer dereference.

Technical Details of CVE-2018-2384

This section provides technical insights into the vulnerability.

Vulnerability Description

A Null Pointer dereference triggered by a malicious user can lead to denial of service on the affected SAP Internet Graphics Server versions.

Affected Systems and Versions

Product: SAP Internet Graphics Server
Vendor: SAP SE
Affected Versions: 7.20, 7.20EXT, 7.45, 7.49, 7.53

Exploitation Mechanism

The vulnerability is exploited by intentionally provoking a Null Pointer dereference, causing a disruption in server access.

Mitigation and Prevention

Protecting systems from CVE-2018-2384 is crucial for maintaining security.

Immediate Steps to Take

Apply security patches provided by SAP promptly.
Monitor system logs for any unusual activities that could indicate exploitation.
Implement network segmentation to limit the impact of potential attacks.

Long-Term Security Practices

Conduct regular security assessments and audits to identify vulnerabilities.
Educate users on best practices for secure system usage.
Keep systems updated with the latest security patches and updates.

Patching and Updates

Regularly check for and apply security patches released by SAP to address the CVE-2018-2384 vulnerability.