CVE-2019-5017 : Vulnerability Insights and Analysis

A vulnerability in the KCodes NetUSB.ko kernel module allows attackers to disclose information, potentially affecting NETGEAR Nighthawk AC3200 routers.

Understanding CVE-2019-5017

This CVE involves an information disclosure vulnerability in the KCodes NetUSB.ko kernel module, impacting certain NETGEAR Nighthawk routers.

What is CVE-2019-5017?

The vulnerability enables an attacker to trigger the kernel module to reveal multiple addresses, facilitating further exploitation.

The Impact of CVE-2019-5017

CVSS Base Score: 5.8 (Medium)
Attack Vector: Network
Attack Complexity: Low
Confidentiality Impact: Low
Integrity Impact: None
Availability Impact: None
Privileges Required: None
Scope: Changed
User Interaction: None

Technical Details of CVE-2019-5017

This section provides detailed technical insights into the CVE.

Vulnerability Description

The vulnerability allows remote attackers to extract sensitive information by manipulating the kernel module.

Affected Systems and Versions

Product: KCodes
Vendor: Talos
Affected Version: NETGEAR Nighthawk AC3200 (R8000) Firmware Version V1.0.4.28_10.1.54 (11/7/18) - NetUSB.ko 1.0.2.66

Exploitation Mechanism

By sending a specially crafted packet with a specific opcode, attackers can remotely trigger the kernel module to provide multiple addresses for exploitation.

Mitigation and Prevention

Protect your systems from CVE-2019-5017 with these mitigation strategies.

Immediate Steps to Take

Apply security patches promptly
Monitor network traffic for suspicious activities
Implement network segmentation

Long-Term Security Practices

Regularly update firmware and software
Conduct security assessments and audits

Patching and Updates

Check for security advisories from vendors
Apply patches provided by the vendor to address the vulnerability