CVE-2017-18831 Explained : Impact and Mitigation
Learn about CVE-2017-18831, a Stored XSS vulnerability impacting various NETGEAR devices. Find out the affected models and versions, the severity of the issue, and steps to mitigate the risk.
A Stored XSS vulnerability has been identified in several NETGEAR devices, affecting various models including M4300-28G, M4300-52G, M4300-28G-POE+, M4300-52G-POE+, M4300-8X8F, M4300-12X12F, M4300-24X24F, M4300-24X, M4300-48X, and M4200.
Understanding CVE-2017-18831
This CVE involves a Stored XSS vulnerability in specific NETGEAR devices.
What is CVE-2017-18831?
Stored XSS vulnerability identified in NETGEAR devices, potentially allowing attackers to execute malicious scripts in a victim's browser.
The Impact of CVE-2017-18831
- CVSS Base Score: 7.8 (High)
- Severity: High
- Attack Vector: Local
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: High
Technical Details of CVE-2017-18831
This section provides detailed technical information about the vulnerability.
Vulnerability Description
The vulnerability allows for Stored XSS attacks on the affected NETGEAR devices.
Affected Systems and Versions
- M4300-28G (version prior to 12.0.2.15)
- M4300-52G (version prior to 12.0.2.15)
- M4300-28G-POE+ (version prior to 12.0.2.15)
- M4300-52G-POE+ (version prior to 12.0.2.15)
- M4300-8X8F (version prior to 12.0.2.15)
- M4300-12X12F (version prior to 12.0.2.15)
- M4300-24X24F (version prior to 12.0.2.15)
- M4300-24X (version prior to 12.0.2.15)
- M4300-48X (version prior to 12.0.2.15)
- M4200 (version prior to 12.0.2.15)
Exploitation Mechanism
The vulnerability can be exploited by injecting malicious scripts into the affected devices, potentially leading to unauthorized access or data theft.
Mitigation and Prevention
Protect your systems from CVE-2017-18831 with the following steps:
Immediate Steps to Take
- Update affected devices to version 12.0.2.15 or later.
- Implement network segmentation to limit the impact of potential attacks.
Long-Term Security Practices
- Regularly monitor for security advisories and updates from NETGEAR.
- Educate users on safe browsing habits and the risks of executing unknown scripts.
Patching and Updates
- Apply patches and firmware updates provided by NETGEAR to address the vulnerability.