CVE-2020-26811 Explained : Impact and Mitigation

SAP Commerce Cloud (Accelerator Payment Mock) versions 1808, 1811, 1905, and 2005 are affected by a Server Side Request Forgery vulnerability that allows an unauthenticated attacker to exploit a crafted request.

Understanding CVE-2020-26811

This CVE involves a vulnerability in SAP Commerce Cloud (Accelerator Payment Mock) that could lead to a Server Side Request Forgery attack.

What is CVE-2020-26811?

SAP Commerce Cloud (Accelerator Payment Mock) versions 1808, 1811, 1905, and 2005 are susceptible to an unauthenticated attacker submitting a specially crafted request over a network to a specific SAP Commerce module URL. This request can be processed without further interaction, potentially leading to a Server Side Request Forgery attack.

The Impact of CVE-2020-26811

The vulnerability could result in an attacker retrieving limited information about the service, with no direct impact on integrity or availability.

Technical Details of CVE-2020-26811

This section provides more in-depth technical details of the vulnerability.

Vulnerability Description

The vulnerability in SAP Commerce Cloud (Accelerator Payment Mock) allows an unauthenticated attacker to perform a Server Side Request Forgery attack by submitting a crafted request over the network.

Affected Systems and Versions

Product: SAP Commerce Cloud (Accelerator Payment Mock)
Vendor: SAP SE
Affected Versions: < 1808, < 1811, < 1905, < 2005

Exploitation Mechanism

The vulnerability can be exploited by an unauthenticated attacker sending a specially crafted request over the network to a specific SAP Commerce module URL.

Mitigation and Prevention

Protecting systems from CVE-2020-26811 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply security patches provided by SAP promptly.
Monitor network traffic for any suspicious activity.
Implement strict access controls to limit exposure.

Long-Term Security Practices

Regularly update and patch software to address known vulnerabilities.
Conduct security assessments and penetration testing to identify and mitigate risks.
Educate users and administrators about security best practices.

Patching and Updates

Ensure that all systems running affected versions of SAP Commerce Cloud (Accelerator Payment Mock) are updated with the latest security patches.