CVE-2020-3485 : What You Need to Know

A vulnerability in the role-based access control (RBAC) functionality of Cisco Vision Dynamic Signage Director could allow an authenticated, remote attacker to access unauthorized resources and perform restricted actions.

Understanding CVE-2020-3485

This CVE involves a security flaw in Cisco Vision Dynamic Signage Director's web management software that could be exploited by attackers.

What is CVE-2020-3485?

The vulnerability in the RBAC functionality of Cisco Vision Dynamic Signage Director's web management software allows attackers to bypass access restrictions and execute unauthorized actions.

The Impact of CVE-2020-3485

The vulnerability could enable attackers to view and delete specific screen content on the system, breaching confidentiality and integrity.

Technical Details of CVE-2020-3485

This section provides detailed technical insights into the CVE.

Vulnerability Description

The flaw arises from the improper handling of RBAC within the web management software of Cisco Vision Dynamic Signage Director.

Affected Systems and Versions

Product: Cisco Vision Dynamic Signage Director
Vendor: Cisco
Affected Version: Not applicable

Exploitation Mechanism

Attack Vector: Network
Attack Complexity: Low
Privileges Required: Low
User Interaction: None
Scope: Unchanged
Vector String: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L

Mitigation and Prevention

Steps to address and prevent the CVE.

Immediate Steps to Take

Apply vendor-provided patches promptly.
Monitor network traffic for signs of exploitation.
Restrict access to the vulnerable system.

Long-Term Security Practices

Regularly update and patch all software and systems.
Conduct security training for staff on RBAC best practices.
Implement network segmentation to limit the impact of potential breaches.

Patching and Updates

Refer to the vendor's security advisory for patching instructions and updates.