CVE-2020-26931 Explained : Impact and Mitigation

Certain NETGEAR devices are affected by disclosure of sensitive information. This affects WC7500 before 6.5.5.24, WC7600 before 6.5.5.24, WC7600v2 before 6.5.5.24, and WC9500 before 6.5.5.24.

Understanding CVE-2020-26931

Certain NETGEAR devices are vulnerable to the disclosure of sensitive information, potentially impacting the confidentiality of data.

What is CVE-2020-26931?

CVE-2020-26931 is a vulnerability that affects specific NETGEAR devices, leading to the exposure of sensitive information.

The Impact of CVE-2020-26931

The vulnerability has the following impact:

CVSS Base Score: 5.9 (Medium)
Attack Complexity: High
Attack Vector: Adjacent Network
Confidentiality Impact: High
Integrity Impact: Low
Privileges Required: None
User Interaction: None
Scope: Unchanged
This vulnerability does not directly impact availability.

Technical Details of CVE-2020-26931

Certain technical aspects of the CVE-2020-26931 vulnerability are as follows:

Vulnerability Description

The vulnerability allows for the disclosure of sensitive information on affected NETGEAR devices.

Affected Systems and Versions

The following NETGEAR devices versions are affected:

WC7500 before 6.5.5.24
WC7600 before 6.5.5.24
WC7600v2 before 6.5.5.24
WC9500 before 6.5.5.24

Exploitation Mechanism

The vulnerability can be exploited through an adjacent network without requiring privileges or user interaction.

Mitigation and Prevention

Steps to mitigate and prevent exploitation of CVE-2020-26931:

Immediate Steps to Take

Update affected devices to version 6.5.5.24 or later.
Monitor network traffic for any signs of unauthorized access.

Long-Term Security Practices

Regularly update firmware and security patches on NETGEAR devices.
Implement network segmentation to limit the impact of potential breaches.

Patching and Updates

NETGEAR has released patches addressing this vulnerability. Ensure devices are promptly updated to the latest firmware version.