CVE-2021-1226 Explained : Impact and Mitigation

A vulnerability in the audit logging component of Cisco Unified Communications Manager, Cisco Unified Communications Manager Session Management Edition, Cisco Unified Communications Manager IM & Presence Service, Cisco Unity Connection, Cisco Emergency Responder, and Cisco Prime License Manager could allow an authenticated, remote attacker to view sensitive information in clear text on an affected system. The vulnerability is due to the storage of certain unencrypted credentials. An attacker could exploit this vulnerability by accessing the audit logs on an affected system and obtaining credentials that they may not normally have access to. A successful exploit could allow the attacker to use those credentials to discover and manage network devices.

Understanding CVE-2021-1226

This section provides an overview of the vulnerability and its impact.

What is CVE-2021-1226?

The CVE-2021-1226 vulnerability involves an information disclosure issue in various Cisco Unified Communications products, allowing an attacker to access sensitive information stored in clear text.

The Impact of CVE-2021-1226

The impact of this vulnerability is significant as it enables a remote attacker to potentially uncover credentials and use them to compromise network devices.

Technical Details of CVE-2021-1226

Delve deeper into the technical aspects of the vulnerability.

Vulnerability Description

The flaw lies in the audit logging mechanism of Cisco Unified Communications products, which fail to encrypt certain credentials, making them accessible to unauthorized parties.

Affected Systems and Versions

Cisco Emergency Responder is one of the affected products by this vulnerability, with no specified versions.

Exploitation Mechanism

An authenticated attacker can exploit this vulnerability by extracting unencrypted credentials from the audit logs, potentially granting unauthorized access to critical information.

Mitigation and Prevention

Discover how to address and prevent the CVE-2021-1226 vulnerability.

Immediate Steps to Take

Implement immediate measures to secure vulnerable systems and prevent unauthorized access to sensitive data.

Long-Term Security Practices

Establish long-term security practices to enhance the protection of sensitive information stored within Cisco Unified Communications products.

Patching and Updates

Regularly check for security patches and updates provided by Cisco to address the information disclosure vulnerability in their products.