CVE-2022-37891 Explained : Impact and Mitigation

A buffer overflow vulnerability has been identified in the Aruba InstantOS and ArubaOS 10 web management interface, allowing unauthenticated users to execute arbitrary commands on the underlying operating system. This CVE affects various Aruba Access Points and specific versions of Aruba InstantOS and ArubaOS.

Understanding CVE-2022-37891

This section will provide insights into the nature and impact of CVE-2022-37891.

What is CVE-2022-37891?

The CVE-2022-37891 vulnerability involves unauthenticated buffer overflow vulnerabilities in Aruba InstantOS and ArubaOS 10, enabling unauthorized remote code execution on the affected systems.

The Impact of CVE-2022-37891

Successful exploitation of this vulnerability can lead to the execution of arbitrary commands on the underlying operating system of the affected devices, compromising their security and integrity.

Technical Details of CVE-2022-37891

In this section, we will delve into the technical specifics of CVE-2022-37891, focusing on the vulnerability description, affected systems, and exploitation mechanism.

Vulnerability Description

The vulnerability arises from a lack of proper input validation in the web management interface of Aruba InstantOS and ArubaOS 10, allowing unauthenticated users to trigger buffer overflows and execute malicious commands.

Affected Systems and Versions

Affected Vendor: Aruba Access Points
Affected Products: Various series of Aruba Access Points
Affected Versions:
Aruba InstantOS 6.4.x: 6.4.4.8-4.2.4.20 and below
Aruba InstantOS 6.5.x: 6.5.4.23 and below
Aruba InstantOS 8.6.x: 8.6.0.18 and below
Aruba InstantOS 8.7.x: 8.7.1.9 and below
Aruba InstantOS 8.10.x: 8.10.0.1 and below
ArubaOS 10.3.x: 10.3.1.0 and below

Exploitation Mechanism

Exploiting this vulnerability requires sending specifically crafted input to trigger the buffer overflow and execute arbitrary commands on the targeted system.

Mitigation and Prevention

In this section, we will discuss steps to mitigate the risks posed by CVE-2022-37891 and prevent potential exploitation.

Immediate Steps to Take

Users are advised to apply the latest security upgrades released by Aruba for Aruba InstantOS to patch the vulnerability promptly.

Long-Term Security Practices

Implement strong access controls, network segmentation, and monitoring to detect and prevent unauthorized access and malicious activities.

Patching and Updates

Regularly apply security patches and updates provided by Aruba to address known vulnerabilities and enhance system security.