CVE-2021-21486 Explained : Impact and Mitigation
Learn about CVE-2021-21486, a privilege escalation vulnerability in SAP Enterprise Financial Services that allows unauthorized access and data tampering. Understand the impact and mitigation steps.
This article provides detailed information about CVE-2021-21486, a vulnerability in SAP Enterprise Financial Services that allows escalation of privileges.
Understanding CVE-2021-21486
CVE-2021-21486 is a vulnerability in SAP Enterprise Financial Services that affects versions 101, 102, 103, 104, 105, 600, 603, 604, 605, 606, 616, 617, 618, and 800. The issue arises due to the lack of necessary authorization checks for authenticated users.
What is CVE-2021-21486?
The vulnerability in SAP Enterprise Financial Services versions mentioned allows an authenticated user to elevate their privileges without the required authorization checks.
The Impact of CVE-2021-21486
The exploitation of this vulnerability could result in an attacker gaining unauthorized access to sensitive data, tampering with critical information, and performing actions beyond their intended privileges.
Technical Details of CVE-2021-21486
CVE Score: 6.8 (Medium)
- Attack Vector: Network
- Attack Complexity: High
- Privileges Required: Low
- User Interaction: None
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: None
Vulnerability Description
SAP Enterprise Financial Services fails to enforce necessary authorization checks for authenticated users, leading to privilege escalation vulnerabilities.
Affected Systems and Versions
The vulnerability impacts SAP Enterprise Financial Services versions 101, 102, 103, 104, 105, 600, 603, 604, 605, 606, 616, 617, 618, and 800.
Exploitation Mechanism
Attackers with authenticated access can exploit this vulnerability to escalate their privileges within the system.
Mitigation and Prevention
It is crucial to take immediate steps, enforce long-term security practices, and apply necessary patches for CVE-2021-21486.
Immediate Steps to Take
Organizations should restrict user permissions, monitor user activities, and implement additional layers of authentication.
Long-Term Security Practices
Regular security audits, employee training on security best practices, and continuous monitoring of system logs are essential for maintaining a secure environment.
Patching and Updates
Ensure that the affected versions of SAP Enterprise Financial Services are updated with the latest patches provided by the vendor.