CVE-2021-1499 : Exploit Details and Defense Strategies

A vulnerability in the web-based management interface of Cisco HyperFlex HX Data Platform allows an unauthenticated, remote attacker to upload files, potentially leading to unauthorized access.

Understanding CVE-2021-1499

This CVE involves a security flaw in Cisco HyperFlex HX Data Platform that enables attackers to upload files without authentication, posing a significant risk to affected devices.

What is CVE-2021-1499?

CVE-2021-1499 is a file upload vulnerability in Cisco HyperFlex HX Data Platform, granting unauthorized access to attackers who can upload files via a specific HTTP request.

The Impact of CVE-2021-1499

A successful exploit of this vulnerability could result in unauthorized file uploads to affected devices, compromising the security and integrity of the system.

Technical Details of CVE-2021-1499

This section provides insights into the vulnerability, affected systems and versions, as well as the exploitation mechanism.

Vulnerability Description

The vulnerability stems from a lack of authentication for the upload function, allowing remote attackers to upload files with the permissions of the tomcat8 user.

Affected Systems and Versions

The vulnerability affects the Cisco HyperFlex HX Data Platform, with all versions being susceptible to exploitation.

Exploitation Mechanism

Attackers can exploit this vulnerability by sending a specific HTTP request to the affected device, enabling unauthorized file uploads.

Mitigation and Prevention

To address CVE-2021-1499, immediate steps must be taken to secure devices and prevent potential attacks.

Immediate Steps to Take

Users are advised to apply security patches promptly and implement additional access controls to prevent unauthorized file uploads.

Long-Term Security Practices

Regularly monitor and update the system to address security vulnerabilities and minimize the risk of unauthorized access.

Patching and Updates

Stay informed about security advisories from Cisco and apply relevant patches to secure the Cisco HyperFlex HX Data Platform.