CVE-2020-35820 : What You Need to Know
Learn about CVE-2020-35820 affecting NETGEAR routers. Discover the impact, affected systems, and mitigation steps to secure your devices against this stored XSS vulnerability.
Certain NETGEAR devices are affected by stored XSS vulnerability, impacting various router models.
Understanding CVE-2020-35820
What is CVE-2020-35820?
Stored XSS vulnerability affecting NETGEAR devices, including D7800, R7500v2, R7800, R8900, R9000, RAX120, RBK50, RBR50, RBS50, XR500, and XR700.
The Impact of CVE-2020-35820
The vulnerability has a CVSS base score of 6.1 (Medium severity) with high confidentiality and integrity impact.
Technical Details of CVE-2020-35820
Vulnerability Description
Stored XSS vulnerability in certain NETGEAR devices.
Affected Systems and Versions
- D7800 before 1.0.1.56
- R7500v2 before 1.0.3.46
- R7800 before 1.0.2.74
- R8900 before 1.0.4.28
- R9000 before 1.0.4.28
- RAX120 before 1.0.0.78
- RBK50 before 2.3.5.30
- RBR50 before 2.3.5.30
- RBS50 before 2.3.5.30
- XR500 before 2.3.2.56
- XR700 before 1.0.1.10
Exploitation Mechanism
- Attack Complexity: Low
- Attack Vector: Adjacent Network
- Privileges Required: High
- User Interaction: None
Mitigation and Prevention
Immediate Steps to Take
- Update affected devices to the latest firmware versions.
- Disable remote management if not needed.
- Regularly monitor for security advisories from NETGEAR.
Long-Term Security Practices
- Implement network segmentation to limit the impact of potential attacks.
- Educate users on safe browsing practices and avoiding suspicious links.
Patching and Updates
- NETGEAR has released patches for the affected devices. Ensure timely installation of these patches.