CVE-2021-1507 : Vulnerability Insights and Analysis

A stored cross-site scripting (XSS) vulnerability in the API of Cisco SD-WAN vManage Software could allow a remote attacker to execute arbitrary script code, potentially compromising user information.

Understanding CVE-2021-1507

This CVE involves a security flaw in the API of Cisco SD-WAN vManage Software, enabling a stored cross-site scripting attack that may lead to unauthorized code execution.

What is CVE-2021-1507?

The vulnerability in Cisco SD-WAN vManage API allows a remote, authenticated attacker to conduct a stored cross-site scripting (XSS) attack by manipulating the API input.

The Impact of CVE-2021-1507

Exploitation of this vulnerability could enable malicious actors to execute arbitrary script code within the web-based interface, compromising sensitive information.

Technical Details of CVE-2021-1507

This section covers specific technical details of the CVE.

Vulnerability Description

The issue arises due to inadequate validation of user-supplied input by the API, which can be exploited by sending malicious data to execute unauthorized scripts.

Affected Systems and Versions

The affected product is Cisco SD-WAN vManage with all versions being susceptible to this stored XSS vulnerability.

Exploitation Mechanism

Attackers with remote access can take advantage of the vulnerability to inject and execute malicious scripts within the application.

Mitigation and Prevention

Discover the necessary steps to safeguard your system from potential exploitation.

Immediate Steps to Take

Ensure the implementation of security measures to mitigate the risk of exploitation, such as monitoring API input and applying security patches promptly.

Long-Term Security Practices

Implement continuous security assessments and user input validation practices to prevent similar vulnerabilities in the future.

Patching and Updates

Regularly update the Cisco SD-WAN vManage Software to the latest version containing security patches that address the vulnerability.