CVE-2020-3163 : Security Advisory and Response
Learn about CVE-2020-3163, a vulnerability in Cisco Unified Contact Center Enterprise that could lead to a denial of service (DoS) attack. Find out the impact, affected systems, exploitation mechanism, and mitigation steps.
A vulnerability in the Live Data server of Cisco Unified Contact Center Enterprise could allow an unauthenticated, remote attacker to cause a denial of service (DoS) condition on an affected device.
Understanding CVE-2020-3163
This CVE involves a vulnerability in Cisco Unified Contact Center Enterprise that could lead to a DoS attack.
What is CVE-2020-3163?
The vulnerability in the Live Data server of Cisco Unified Contact Center Enterprise allows an attacker to trigger a DoS condition by sending crafted Live Data packets.
The Impact of CVE-2020-3163
- CVSS Base Score: 6.8 (Medium Severity)
- Attack Vector: Network
- Attack Complexity: High
- Availability Impact: High
- The vulnerability could result in a stack overflow, causing the affected device to reload and leading to a DoS condition.
Technical Details of CVE-2020-3163
This section provides more technical insights into the vulnerability.
Vulnerability Description
The vulnerability arises due to improper resource management when processing inbound Live Data traffic, allowing attackers to exhaust buffer resources.
Affected Systems and Versions
- Product: Cisco Unified Contact Center Enterprise
- Vendor: Cisco
- Affected Version: Unspecified
Exploitation Mechanism
Attackers can exploit this vulnerability by sending multiple crafted Live Data packets to the affected device, causing it to run out of buffer resources.
Mitigation and Prevention
Protecting systems from CVE-2020-3163 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply vendor patches or updates promptly.
- Monitor network traffic for any suspicious activity.
- Implement firewall rules to restrict access to the Live Data server.
Long-Term Security Practices
- Regularly update and patch software to address vulnerabilities.
- Conduct security training for employees to recognize and report potential threats.
- Implement network segmentation to limit the impact of potential attacks.
- Stay informed about security advisories and best practices.
Patching and Updates
- Cisco has likely released patches or updates to address this vulnerability. Ensure timely installation of these patches to secure the system.