CVE-2019-20667 : Vulnerability Insights and Analysis
Learn about CVE-2019-20667, a stored XSS vulnerability affecting NETGEAR routers. Find out the impacted models and versions, the severity, and mitigation steps.
A stored XSS vulnerability affects various NETGEAR devices, including models RBR20, RBS20, RBK20, RBR40, RBS40, RBK40, RBR50, RBS50, and RBK50.
Understanding CVE-2019-20667
This CVE involves a stored XSS vulnerability impacting specific NETGEAR router models.
What is CVE-2019-20667?
The vulnerability allows attackers to inject malicious scripts into web pages viewed by users, potentially leading to unauthorized access or data theft.
The Impact of CVE-2019-20667
- CVSS Base Score: 6 (Medium Severity)
- Attack Vector: Local
- Confidentiality Impact: High
- Integrity Impact: High
- Privileges Required: High
Technical Details of CVE-2019-20667
This section provides more in-depth technical insights into the vulnerability.
Vulnerability Description
The vulnerability allows stored XSS attacks on NETGEAR routers, enabling threat actors to execute malicious scripts within the context of a user's browser.
Affected Systems and Versions
- RBR20 (prior to 2.3.5.26)
- RBS20 (prior to 2.3.5.26)
- RBK20 (prior to 2.3.5.26)
- RBR40 (prior to 2.3.5.30)
- RBS40 (prior to 2.3.5.30)
- RBK40 (prior to 2.3.5.30)
- RBR50 (prior to 2.3.5.30)
- RBS50 (prior to 2.3.5.30)
- RBK50 (prior to 2.3.5.30)
Exploitation Mechanism
Attackers can exploit this vulnerability by injecting malicious scripts into specific fields or parameters within the affected NETGEAR devices.
Mitigation and Prevention
Protecting systems from CVE-2019-20667 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Update affected devices to the latest firmware versions provided by NETGEAR.
- Regularly monitor for any unusual activities on the network.
- Implement strong password policies and multi-factor authentication.
Long-Term Security Practices
- Conduct regular security audits and vulnerability assessments.
- Educate users about safe browsing habits and phishing awareness.
- Keep abreast of security advisories and patches released by NETGEAR.
Patching and Updates
Ensure timely installation of firmware updates and security patches released by NETGEAR to address the stored XSS vulnerability.