CVE-2021-34748 : Security Advisory and Response

A vulnerability in the web-based management interface of Cisco Intersight Virtual Appliance could allow an authenticated, remote attacker to perform a command injection attack on an affected device. This could lead to executing arbitrary commands with root-level privileges.

Understanding CVE-2021-34748

This CVE involves a security flaw in the web-based management interface of Cisco Intersight Virtual Appliance that could be exploited by an authenticated remote attacker.

What is CVE-2021-34748?

The vulnerability in Cisco Intersight Virtual Appliance allows an attacker to execute a command injection attack by exploiting insufficient input validation.

The Impact of CVE-2021-34748

The impact of this vulnerability is significant as it enables an attacker to perform command injections with elevated privileges on the affected device.

Technical Details of CVE-2021-34748

This section provides detailed technical insights into the vulnerability.

Vulnerability Description

The vulnerability arises from a lack of proper input validation in the web-based management interface, allowing attackers to execute arbitrary commands.

Affected Systems and Versions

The affected product is the Cisco Intersight Virtual Appliance with all versions being impacted.

Exploitation Mechanism

Attackers can exploit this vulnerability using crafted input through the web-based management interface to execute unauthorized commands.

Mitigation and Prevention

To address this CVE, certain steps need to be taken to enhance security.

Immediate Steps to Take

Organizations should apply software patches provided by Cisco to remediate the vulnerability and secure their systems.

Long-Term Security Practices

Implementing network segmentation, strong access controls, and regular security audits can help prevent similar exploits in the future.

Patching and Updates

Regularly update the Cisco Intersight Virtual Appliance with the latest security patches to mitigate the risk of exploitation.