CVE-2018-2385 : What You Need to Know

A vulnerability in SAP Internet Graphics Server versions 7.20, 7.20EXT, 7.45, 7.49, 7.53 can be exploited by a malicious user to trigger a denial-of-service attack.

Understanding CVE-2018-2385

This CVE involves a specific condition where a divide by zero error can be provoked by a malicious user, leading to a crash that prevents legitimate users from accessing the SAP Internet Graphics Server.

What is CVE-2018-2385?

The vulnerability allows a malicious user to cause a crash in the SAP Internet Graphics Server, impacting its availability to legitimate users.

The Impact of CVE-2018-2385

Legitimate users may face denial of service as they are unable to access the affected SAP Internet Graphics Server versions due to a crash triggered by a divide by zero error.

Technical Details of CVE-2018-2385

The technical aspects of the vulnerability are as follows:

Vulnerability Description

A divide by zero error can be intentionally triggered by a malicious user, causing a crash in the SAP Internet Graphics Server.

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 can be exploited by a malicious user intentionally causing a divide by zero error to crash the server.

Mitigation and Prevention

To address CVE-2018-2385, the following steps can be taken:

Immediate Steps to Take

Apply security patches provided by SAP promptly.
Monitor server logs for any unusual activities.
Implement network security measures to detect and prevent malicious activities.

Long-Term Security Practices

Regularly update and patch all software and systems.
Conduct security training for employees to recognize and report suspicious activities.
Implement access controls and least privilege principles to limit system exposure.

Patching and Updates

Ensure that the SAP Internet Graphics Server is updated with the latest security patches to mitigate the vulnerability.