CVE-2020-3379 : Exploit Details and Defense Strategies

A vulnerability in Cisco SD-WAN Solution Software could allow an authenticated, local attacker to elevate privileges to Administrator on the underlying operating system.

Understanding CVE-2020-3379

This CVE involves a privilege escalation vulnerability in Cisco SD-WAN Solution Software.

What is CVE-2020-3379?

The vulnerability allows an authenticated local attacker to gain administrative privileges by exploiting insufficient input validation.

The Impact of CVE-2020-3379

CVSS Base Score: 5.3 (Medium Severity)
Attack Vector: Local
Attack Complexity: Low
Privileges Required: Low
Confidentiality Impact: Low
Integrity Impact: Low
Availability Impact: Low
Scope: Unchanged
User Interaction: None
The exploit could lead to unauthorized elevation of privileges on the affected system.

Technical Details of CVE-2020-3379

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability is a result of insufficient input validation in Cisco SD-WAN Solution Software.

Affected Systems and Versions

Affected Product: Cisco SD-WAN Solution
Affected Vendor: Cisco
Affected Version: Not applicable

Exploitation Mechanism

An attacker can exploit the vulnerability by sending a crafted request to the affected system.

Mitigation and Prevention

Protect your systems from CVE-2020-3379 with these mitigation strategies.

Immediate Steps to Take

Apply vendor-provided patches or updates promptly.
Monitor network traffic for any signs of exploitation.
Restrict access to vulnerable systems.

Long-Term Security Practices

Regularly update and patch software to address known vulnerabilities.
Implement the principle of least privilege to limit user access rights.

Patching and Updates

Stay informed about security advisories and updates from Cisco.