CVE-2021-1286 Explained : Impact and Mitigation

Multiple vulnerabilities in the web-based management interface of Cisco Data Center Network Manager (DCNM) could allow a remote attacker to conduct cross-site scripting (XSS) or reflected file download (RFD) attacks against users of the interface.

Understanding CVE-2021-1286

This CVE refers to multiple vulnerabilities in the web-based management interface of Cisco Data Center Network Manager (DCNM) that can be exploited by a remote attacker with network-operator privileges.

What is CVE-2021-1286?

The CVE-2021-1286 relates to vulnerabilities in the web-based management interface of Cisco Data Center Network Manager (DCNM) that could enable a remote attacker to carry out XSS or RFD attacks.

The Impact of CVE-2021-1286

The impact of these vulnerabilities is significant as they allow attackers to execute malicious scripts or download files, potentially compromising the security and integrity of the affected systems.

Technical Details of CVE-2021-1286

This section covers the technical aspects of the CVE, including vulnerability description, affected systems and versions, and exploitation mechanism.

Vulnerability Description

The vulnerabilities in the web-based management interface of Cisco DCNM facilitate XSS and RFD attacks, posing a threat to user confidentiality, integrity, and system availability.

Affected Systems and Versions

The affected product is Cisco Data Center Network Manager, and all versions are susceptible to these vulnerabilities.

Exploitation Mechanism

A remote attacker with network-operator privileges can exploit these vulnerabilities to launch XSS or RFD attacks against users of the interface, compromising their data and system security.

Mitigation and Prevention

In this section, we will discuss the steps to mitigate and prevent exploitation of CVE-2021-1286.

Immediate Steps to Take

Immediately apply patches or updates provided by Cisco to address these vulnerabilities. Ensure that users with network-operator privileges are vigilant and monitor for any suspicious activity.

Long-Term Security Practices

Implement strict security protocols, regularly update software, conduct security audits, and provide cybersecurity training to employees to prevent future attacks.

Patching and Updates

Regularly check for security advisories from Cisco and apply patches promptly to protect your systems from known vulnerabilities.