CVE-2018-17868 : Security Advisory and Response

DASAN H660GW devices are affected by a Stored Cross-Site Scripting (XSS) vulnerability in the Port Forwarding functionality.

Understanding CVE-2018-17868

This CVE entry highlights a security flaw in DASAN H660GW devices that could be exploited through Stored XSS.

What is CVE-2018-17868?

Stored Cross-Site Scripting (XSS) vulnerability in the Port Forwarding feature of DASAN H660GW devices.

The Impact of CVE-2018-17868

The vulnerability could allow attackers to execute malicious scripts in the context of a user's session, potentially leading to unauthorized actions.

Technical Details of CVE-2018-17868

This section delves into the specific technical aspects of the vulnerability.

Vulnerability Description

DASAN H660GW devices are susceptible to Stored XSS attacks within the Port Forwarding functionality.

Affected Systems and Versions

Product: DASAN H660GW
Vendor: DASAN
Versions: All versions are affected

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious scripts into the Port Forwarding feature, which may be triggered when a user accesses the affected functionality.

Mitigation and Prevention

Protecting systems from CVE-2018-17868 requires immediate actions and long-term security practices.

Immediate Steps to Take

Disable Port Forwarding functionality if not essential
Regularly monitor network traffic for suspicious activities
Implement web application firewalls to filter and block malicious scripts

Long-Term Security Practices

Conduct regular security assessments and penetration testing
Keep systems and devices updated with the latest security patches
Educate users on safe browsing habits and awareness of social engineering tactics

Patching and Updates

Stay informed about security advisories from DASAN regarding CVE-2018-17868
Apply patches and updates provided by the vendor to address the vulnerability