CVE-2021-40503 : Security Advisory and Response

SAP GUI for Windows versions < 7.60 PL13 and < 7.70 PL4 are vulnerable to an information disclosure exploit that could result in unauthorized access.

Understanding CVE-2021-40503

This CVE involves an information disclosure vulnerability in SAP GUI for Windows, potentially leading to significant security breaches.

What is CVE-2021-40503?

An attacker with local client-side PC privileges can extract sensitive user password data, enabling unauthorized access to connected backend systems.

The Impact of CVE-2021-40503

The disclosure of user passwords could facilitate intrusions into critical systems, subject to the user's permissions.

Technical Details of CVE-2021-40503

This section covers the specific technical aspects of the CVE.

Vulnerability Description

Type: Information disclosure
Affected Versions: < 7.60 PL13, < 7.70 PL4
Vendor: SAP SE
Product: SAP GUI for Windows
CWE ID: CWE-522

Affected Systems and Versions

SAP GUI for Windows < 7.60 PL13
SAP GUI for Windows < 7.70 PL4

Exploitation Mechanism

The vulnerability allows attackers with local PC privileges to access user password data and potentially escalate attacks based on user authorization levels.

Mitigation and Prevention

Protect your systems and data from this vulnerability.

Immediate Steps to Take

Update SAP GUI for Windows to version 7.60 PL13 or higher.
Implement strong user privilege management.
Monitor and restrict access to critical systems.

Long-Term Security Practices

Regularly review and update security protocols.
Conduct security training for users and administrators.

Patching and Updates

Apply security patches promptly.
Stay informed about new vulnerabilities and updates from SAP SE.