CVE-2020-3391 Explained : Impact and Mitigation
Learn about CVE-2020-3391, a vulnerability in Cisco DNA Center that allows attackers to access sensitive information. Find out how to mitigate the risk with security updates and best practices.
A vulnerability in Cisco Digital Network Architecture (DNA) Center could allow an authenticated, remote attacker to view sensitive information in clear text.
Understanding CVE-2020-3391
What is CVE-2020-3391?
The vulnerability in Cisco DNA Center allows attackers to access unencrypted credentials, potentially leading to unauthorized access to network device configurations.
The Impact of CVE-2020-3391
The vulnerability could result in unauthorized access to sensitive information, potentially compromising network security.
Technical Details of CVE-2020-3391
Vulnerability Description
The flaw in Cisco DNA Center results from insecure storage of unencrypted credentials on affected devices, enabling attackers to view and misuse network device configurations.
Affected Systems and Versions
- Product: Cisco Digital Network Architecture Center (DNA Center)
- Vendor: Cisco
- Version: Not applicable
Exploitation Mechanism
Attackers can exploit this vulnerability by accessing network device configurations and obtaining credentials, potentially leading to unauthorized network device management.
Mitigation and Prevention
Immediate Steps to Take
- Cisco recommends applying the necessary updates and patches promptly.
- Monitor network activity for any unauthorized access.
Long-Term Security Practices
- Implement strong password policies and regular credential rotations.
- Conduct regular security audits and assessments to identify vulnerabilities.
Patching and Updates
Cisco has released security updates to address this vulnerability. Ensure that the latest patches are applied to mitigate the risk.