CVE-2021-37535 : What You Need to Know

SAP NetWeaver Application Server Java (JMS Connector Service) versions 7.11, 7.20, 7.30, 7.31, 7.40, and 7.50 are affected by a critical CVE-2021-37535 due to missing authorization checks for user privileges.

Understanding CVE-2021-37535

This CVE affects SAP NetWeaver Application Server Java (JMS Connector Service) versions 7.11, 7.20, 7.30, 7.31, 7.40, 7.50, leading to a critical impact.

What is CVE-2021-37535?

The vulnerability in SAP NetWeaver Application Server Java allows attackers to bypass necessary authorization checks, potentially gaining unauthorized access to user privileges.

The Impact of CVE-2021-37535

With a CVSS base score of 10.0, this critical vulnerability has a high impact on confidentiality, integrity, and availability of affected systems. The attacker can exploit this issue remotely with low complexity, making it a severe threat.

Technical Details of CVE-2021-37535

In this section, we will delve into the specifics of the vulnerability.

Vulnerability Description

SAP NetWeaver Application Server Java (JMS Connector Service) fails to perform essential authorization checks, allowing attackers to exploit this weakness.

Affected Systems and Versions

The vulnerability affects versions < 7.11, < 7.20, < 7.30, < 7.31, < 7.40, and < 7.50 of the SAP NetWeaver Application Server Java (JMS Connector Service).

Exploitation Mechanism

The vulnerability can be exploited remotely with no user interaction required, posing a severe threat to system security.

Mitigation and Prevention

To safeguard your systems from CVE-2021-37535, follow the security measures outlined below.

Immediate Steps to Take

Apply the relevant security patches provided by SAP promptly.
Monitor system logs for any suspicious activities.

Long-Term Security Practices

Implement a least privilege access model to restrict user permissions.
Regularly update and patch your SAP NetWeaver Application Server Java to mitigate known vulnerabilities.

Patching and Updates

Keep your systems up to date with the latest patches and security updates to fortify against potential exploits.