CVE-2017-18793 : Security Advisory and Response

Devices running NETGEAR R7800 software versions earlier than 1.0.2.36 are exposed to a vulnerability related to command injection.

Understanding CVE-2017-18793

NETGEAR R7800 devices before 1.0.2.36 are affected by a command injection vulnerability.

What is CVE-2017-18793?

CVE-2017-18793 is a vulnerability in NETGEAR R7800 devices that allows attackers to execute arbitrary commands due to improper input validation.

The Impact of CVE-2017-18793

CVSS Base Score: 6.7 (Medium Severity)
Attack Vector: Local
Attack Complexity: Low
Privileges Required: High
Confidentiality Impact: High
Integrity Impact: High
Availability Impact: High
Scope: Unchanged
User Interaction: None

Technical Details of CVE-2017-18793

Vulnerability Description

The vulnerability allows remote attackers to inject and execute arbitrary commands on affected devices.

Affected Systems and Versions

Affected Systems: NETGEAR R7800 devices
Affected Versions: Software versions earlier than 1.0.2.36

Exploitation Mechanism

Attackers with high privileges can exploit this vulnerability locally to compromise the confidentiality, integrity, and availability of the device.

Mitigation and Prevention

Immediate Steps to Take

Update NETGEAR R7800 devices to version 1.0.2.36 or later.
Implement strong firewall rules to restrict unauthorized access.
Monitor network traffic for any suspicious activity.

Long-Term Security Practices

Regularly update firmware and security patches.
Conduct security audits and penetration testing to identify vulnerabilities.

Patching and Updates

Stay informed about security advisories from NETGEAR and apply patches promptly.