CVE-2022-35294 : Exploit Details and Defense Strategies

A stored Cross-Site-Scripting vulnerability in SAP NetWeaver AS ABAP can allow an attacker to upload a malicious file, leading to information disclosure and potential user impersonation.

Understanding CVE-2022-35294

This CVE describes a vulnerability in SAP NetWeaver AS ABAP that could result in stored Cross-Site-Scripting attacks.

What is CVE-2022-35294?

An attacker with basic business user privileges can upload a malicious file to SAP NetWeaver AS ABAP, potentially leading to a Cross-Site-Scripting attack.

The Impact of CVE-2022-35294

The vulnerability can allow attackers to view malicious files, leading to information disclosure, including theft of authentication details and possible impersonation of affected users.

Technical Details of CVE-2022-35294

Here are some technical details regarding this vulnerability:

Vulnerability Description

The flaw allows attackers to upload and view malicious files, enabling stored Cross-Site-Scripting attacks.

Affected Systems and Versions

The affected product is SAP NetWeaver AS ABAP, specifically versions KRNL64NUC 7.22, 7.22EXT, 7.49, KRNL64UC 7.22, 7.53, KERNEL 7.22, 7.77, 7.81, 7.85, 7.89, and 7.54.

Exploitation Mechanism

Attackers with basic business user privileges can craft and upload malicious files.

Mitigation and Prevention

To address CVE-2022-35294, consider the following steps:

Immediate Steps to Take

Implement necessary security patches provided by SAP.
Monitor user uploads and downloads for suspicious activities.

Long-Term Security Practices

Regularly update and patch SAP NetWeaver AS ABAP.
Educate users about safe file uploading and downloading practices.

Patching and Updates

Stay informed about security updates and patches released by SAP to address vulnerabilities like CVE-2022-35294.