CVE-2021-33705 : What You Need to Know

A Server-Side Request Forgery (SSRF) vulnerability has been identified in SAP NetWeaver Enterprise Portal versions 7.10 to 7.50. This vulnerability could allow an unauthenticated attacker to manipulate requests to internal or external servers.

Understanding CVE-2021-33705

This section will delve into the details of the SSRF vulnerability affecting SAP NetWeaver Enterprise Portal.

What is CVE-2021-33705?

The vulnerability in the Iviews Editor component of SAP NetWeaver Portal allows attackers to send unauthorized requests to servers, potentially leading to data access or modification.

The Impact of CVE-2021-33705

The SSRF vulnerability poses a high risk, with a CVSS base score of 8.1. Attackers can exploit it to compromise data integrity and confidentiality without requiring any special privileges.

Technical Details of CVE-2021-33705

Let's explore the technical aspects of the CVE-2021-33705 vulnerability.

Vulnerability Description

The vulnerability enables threat actors to craft malicious URLs, triggering various types of requests to both internal and external servers without authentication.

Affected Systems and Versions

SAP NetWeaver Enterprise Portal versions below 7.50 are affected by this SSRF vulnerability, exposing them to potential exploitation.

Exploitation Mechanism

Attackers can exploit the SSRF flaw by manipulating URLs to send arbitrary requests, potentially leading to unauthorized data access.

Mitigation and Prevention

Understanding how to mitigate and prevent CVE-2021-33705 is crucial for ensuring the security of SAP NetWeaver Enterprise Portal.

Immediate Steps to Take

System administrators should apply security patches provided by SAP promptly to address the SSRF vulnerability and enhance portal security.

Long-Term Security Practices

Implementing network segmentation and restricting URL access can help mitigate SSRF risks in the long term.

Patching and Updates

Regularly monitor SAP security advisories and apply updates as soon as they are available to protect against emerging threats.