CVE-2021-33690 : What You Need to Know

A Server-Side Request Forgery (SSRF) vulnerability has been discovered in SAP NetWeaver Development Infrastructure Component Build Service versions 7.11, 7.20, 7.30, 7.31, 7.40, and 7.50. This CVE allows a threat actor with server access to launch proxy attacks, potentially compromising sensitive data and affecting server availability.

Understanding CVE-2021-33690

This section provides insights into the nature of the vulnerability and its potential impact.

What is CVE-2021-33690?

The SSRF vulnerability in SAP NetWeaver Development Infrastructure Component Build Service versions allows threat actors to manipulate crafted queries, leading to potential data breaches and server compromise.

The Impact of CVE-2021-33690

The severity of this vulnerability lies in the threat actor's ability to fully compromise sensitive data and impact server availability, especially if NWDI runs on the internet.

Technical Details of CVE-2021-33690

Explore the specific technical aspects of CVE-2021-33690 to better understand its implications.

Vulnerability Description

The vulnerability arises from the ability of threat actors to perform SSRF attacks, leading to potential server compromise and sensitive data exposure.

Affected Systems and Versions

SAP NetWeaver Development Infrastructure Component Build Service versions 7.11, 7.20, 7.30, 7.31, 7.40, and 7.50 are affected by this SSRF vulnerability.

Exploitation Mechanism

Threat actors can exploit this vulnerability by sending crafted queries to the server, potentially leading to complete compromise of sensitive data.

Mitigation and Prevention

Discover the steps that can be taken to mitigate and prevent the exploitation of CVE-2021-33690.

Immediate Steps to Take

Immediate actions should include applying security patches, restricting access, and monitoring server activity for any suspicious behavior.

Long-Term Security Practices

Long-term security measures involve regular security assessments, employee training on cybersecurity best practices, and maintaining up-to-date security protocols.

Patching and Updates

Ensure that all SAP NetWeaver Development Infrastructure Component Build Service versions are promptly updated with the latest security patches to address the SSRF vulnerability.