CVE-2017-6771 Explained : Impact and Mitigation

Cisco Ultra Services Framework AutoVNF automation tool has a vulnerability that allows unauthorized access to confidential data through a specific URL.

Understanding CVE-2017-6771

This CVE involves an information disclosure vulnerability in the AutoVNF automation tool of the Cisco Ultra Services Framework.

What is CVE-2017-6771?

The vulnerability in the AutoVNF automation tool of the Cisco Ultra Services Framework enables an attacker to access sensitive information by exploiting inadequate data protection mechanisms.

The Impact of CVE-2017-6771

The vulnerability allows unauthorized attackers to obtain classified configuration details related to the deployment, potentially leading to data breaches and privacy violations.

Technical Details of CVE-2017-6771

The technical aspects of the CVE-2017-6771 vulnerability are as follows:

Vulnerability Description

The AutoVNF automation tool of the Cisco Ultra Services Framework lacks proper safeguards for sensitive data, allowing attackers to access confidential information.

Affected Systems and Versions

Product: Ultra Services Framework
Vendor: Cisco Systems, Inc.
Vulnerable Version: 21.0.v0.65839

Exploitation Mechanism

Attackers can exploit the vulnerability by accessing a specific URL on a vulnerable device, gaining unauthorized access to classified configuration details.

Mitigation and Prevention

Steps to mitigate and prevent exploitation of CVE-2017-6771:

Immediate Steps to Take

Apply vendor-provided patches and updates promptly.
Monitor network traffic for any suspicious activity.
Restrict access to vulnerable devices.

Long-Term Security Practices

Regularly update and patch all software and firmware.
Conduct security assessments and penetration testing to identify vulnerabilities.

Patching and Updates

Cisco may release security advisories with patches to address the vulnerability. Stay informed about updates and apply them as soon as they are available.