CVE-2017-5997 : Vulnerability Insights and Analysis

SAP Kernel version 7.21-7.49 is vulnerable due to a flaw in the SAP Message Server HTTP daemon, allowing remote attackers to trigger a denial of service attack by causing excessive memory consumption and crashing the process.

Understanding CVE-2017-5997

This CVE involves a vulnerability in the SAP Message Server HTTP daemon within SAP Kernel version 7.21-7.49.

What is CVE-2017-5997?

The vulnerability in the SAP Message Server HTTP daemon allows remote attackers to exploit the system, leading to a denial of service by manipulating the size value in the group parameter.

The Impact of CVE-2017-5997

Exploiting this vulnerability can result in a denial of service attack, causing excessive memory consumption and crashing of the affected process.

Technical Details of CVE-2017-5997

This section provides more technical insights into the CVE.

Vulnerability Description

The flaw in the SAP Message Server HTTP daemon enables attackers to disrupt system operations by manipulating the size value in the group parameter.

Affected Systems and Versions

Affected Version: SAP Kernel 7.21-7.49

Exploitation Mechanism

Attackers can exploit this vulnerability by sending multiple requests to the msgserver/group?group= endpoint with a manipulated size value in the group parameter.

Mitigation and Prevention

Protecting systems from CVE-2017-5997 requires immediate actions and long-term security measures.

Immediate Steps to Take

Apply relevant security patches provided by SAP.
Monitor and restrict network access to vulnerable services.
Implement network segmentation to contain potential attacks.

Long-Term Security Practices

Regularly update and patch SAP systems to address known vulnerabilities.
Conduct security assessments and penetration testing to identify and remediate weaknesses.

Patching and Updates

Stay informed about security advisories and updates from SAP.
Ensure timely application of patches to mitigate the risk of exploitation.