CVE-2020-5317 : Vulnerability Insights and Analysis
Learn about CVE-2020-5317, a medium severity XSS vulnerability in Dell EMC ECS versions prior to 3.4.0.1. Understand the impact, affected systems, exploitation details, and mitigation steps.
Dell EMC ECS versions prior to 3.4.0.1 contain a Cross-Site Scripting (XSS) vulnerability that could allow a remote authenticated attacker to execute malicious code.
Understanding CVE-2020-5317
This CVE involves a security issue in Dell's Elastic Cloud Storage (ECS) platform that could lead to the execution of malicious scripts.
What is CVE-2020-5317?
The vulnerability in Dell EMC ECS versions before 3.4.0.1 allows an authenticated attacker to store harmful HTML or JavaScript code in a trusted application data store. When accessed by victim users, the malicious code runs within the context of the vulnerable web application.
The Impact of CVE-2020-5317
The vulnerability has a CVSS base score of 6.2, indicating a medium severity issue. It requires high privileges for exploitation and user interaction.
Technical Details of CVE-2020-5317
This section provides more in-depth technical insights into the CVE.
Vulnerability Description
The XSS vulnerability in Dell EMC ECS versions prior to 3.4.0.1 allows remote authenticated attackers to execute malicious code by storing it in a trusted data store.
Affected Systems and Versions
- Product: Elastic Cloud Storage
- Vendor: Dell
- Versions Affected: < 3.4.0.1 (unspecified/custom version)
Exploitation Mechanism
- Attack Complexity: Low
- Attack Vector: Network
- Privileges Required: High
- User Interaction: Required
- Scope: Changed
- Integrity Impact: High
- Confidentiality Impact: None
- Availability Impact: None
Mitigation and Prevention
Protecting systems from CVE-2020-5317 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply security patches provided by Dell promptly.
- Monitor and restrict access to the vulnerable application data store.
- Educate users on safe browsing practices to mitigate the risk of executing malicious scripts.
Long-Term Security Practices
- Regularly update and patch all software and applications to prevent vulnerabilities.
- Implement web application firewalls and security mechanisms to detect and block XSS attacks.
Patching and Updates
- Stay informed about security updates and advisories from Dell.
- Ensure timely deployment of patches to address known vulnerabilities.