CVE-2020-3281 Explained : Impact and Mitigation
Learn about CVE-2020-3281, a vulnerability in Cisco DNA Center that allows attackers to access unencrypted credentials, potentially leading to unauthorized network device management. Find mitigation steps and patching details here.
A vulnerability in the audit logging component of Cisco Digital Network Architecture (DNA) Center could allow an authenticated, remote attacker to view sensitive information in clear text.
Understanding CVE-2020-3281
What is CVE-2020-3281?
The vulnerability in Cisco DNA Center allows attackers to access unencrypted credentials in audit logs, potentially leading to unauthorized network device management.
The Impact of CVE-2020-3281
The vulnerability poses a medium severity risk, with low confidentiality impact and no integrity impact. An attacker could exploit this to gain unauthorized access to sensitive information.
Technical Details of CVE-2020-3281
Vulnerability Description
The flaw in Cisco DNA Center's audit logging exposes unencrypted credentials, enabling attackers to view and misuse them for network device management.
Affected Systems and Versions
- Product: Cisco Digital Network Architecture Center (DNA Center)
- Vendor: Cisco
- Affected Version: Not applicable
Exploitation Mechanism
- Attack Complexity: Low
- Attack Vector: Network
- Privileges Required: Low
- User Interaction: None
- Scope: Unchanged
- Vector String: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Mitigation and Prevention
Immediate Steps to Take
- Monitor Cisco's security advisories for patches
- Restrict access to audit logs and sensitive information
Long-Term Security Practices
- Implement encryption for sensitive data storage
- Regularly review and update security policies
Patching and Updates
Apply security patches provided by Cisco to address the vulnerability.