CVE-2017-18714 : Exploit Details and Defense Strategies

Devices running NETGEAR WNDR4500v3 firmware versions earlier than 1.0.0.48 are vulnerable to a denial of service attack.

Understanding CVE-2017-18714

NETGEAR WNDR4500v3 devices are susceptible to a denial of service vulnerability.

What is CVE-2017-18714?

CVE-2017-18714 is a vulnerability that affects devices using NETGEAR WNDR4500v3 firmware versions prior to 1.0.0.48, making them prone to denial of service attacks.

The Impact of CVE-2017-18714

The vulnerability poses a medium severity risk with a CVSS base score of 6.5. It can result in a denial of service, impacting the availability of affected devices.

Technical Details of CVE-2017-18714

NETGEAR WNDR4500v3 firmware versions before 1.0.0.48 are affected by this vulnerability.

Vulnerability Description

The vulnerability allows attackers to launch denial of service attacks on devices running the specified firmware versions.

Affected Systems and Versions

Product: NETGEAR WNDR4500v3
Vendor: NETGEAR
Versions Affected: Firmware versions earlier than 1.0.0.48

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Adjacent Network
Privileges Required: None
User Interaction: None
Scope: Unchanged
Availability Impact: High
Confidentiality Impact: None
Integrity Impact: None

Mitigation and Prevention

Steps to address and prevent the CVE-2017-18714 vulnerability.

Immediate Steps to Take

Update affected devices to firmware version 1.0.0.48 or later.
Implement network security measures to mitigate denial of service risks.

Long-Term Security Practices

Regularly update firmware to patch known vulnerabilities.
Monitor network traffic for unusual patterns that may indicate denial of service attacks.

Patching and Updates

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