CVE-2020-6266 Explained : Impact and Mitigation
Learn about CVE-2020-6266 affecting SAP Fiori for SAP S/4HANA versions 100, 200, 300, 400. Discover the impact, technical details, and mitigation steps for this URL Redirection vulnerability.
SAP Fiori for SAP S/4HANA, versions - 100, 200, 300, 400, allows an attacker to redirect users to a malicious site due to insufficient URL validation, leading to URL Redirection.
Understanding CVE-2020-6266
SAP Fiori for SAP S/4HANA is affected by a vulnerability that enables attackers to redirect users to malicious sites through inadequate URL validation.
What is CVE-2020-6266?
This CVE refers to a security flaw in SAP Fiori for SAP S/4HANA versions 100, 200, 300, and 400 that permits malicious redirection of users to harmful websites due to insufficient validation of URLs.
The Impact of CVE-2020-6266
The vulnerability poses a medium severity risk with a CVSS base score of 5.4. Attackers can manipulate URLs to redirect users to malicious sites, potentially leading to further exploitation or data compromise.
Technical Details of CVE-2020-6266
SAP Fiori for SAP S/4HANA vulnerability details and affected systems.
Vulnerability Description
The issue in SAP Fiori for SAP S/4HANA allows attackers to exploit insufficient URL validation, enabling them to redirect users to malicious websites, a technique known as URL Redirection.
Affected Systems and Versions
- Product: SAP Fiori for SAP S/4HANA
- Vendor: SAP SE
- Vulnerable Versions: < 200, < 300, < 400, < 500
Exploitation Mechanism
- Attack Complexity: Low
- Attack Vector: Network
- User Interaction: Required
- Privileges Required: Low
- Scope: Changed
- CVSS Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Mitigation and Prevention
Steps to mitigate and prevent the CVE-2020-6266 vulnerability.
Immediate Steps to Take
- Apply security patches provided by SAP to address the URL Redirection vulnerability.
- Educate users about the risks of clicking on unknown or suspicious links.
Long-Term Security Practices
- Regularly update and patch SAP Fiori for SAP S/4HANA to protect against known vulnerabilities.
- Implement URL validation mechanisms to prevent malicious redirection attempts.
Patching and Updates
- Stay informed about security updates and advisories from SAP.