CVE-2020-3339 : Exploit Details and Defense Strategies

A vulnerability in the web-based management interface of Cisco Prime Infrastructure could allow an authenticated, remote attacker to conduct SQL injection attacks on an affected system.

Understanding CVE-2020-3339

This CVE involves a SQL injection vulnerability in Cisco Prime Infrastructure, potentially enabling attackers to manipulate sensitive data.

What is CVE-2020-3339?

The vulnerability arises from inadequate validation of user-submitted parameters, permitting attackers to execute SQL injection attacks by sending malicious requests post-authentication.

The Impact of CVE-2020-3339

Successful exploitation could lead to unauthorized access and modification of critical information stored in the database.

Technical Details of CVE-2020-3339

This section delves into the technical aspects of the vulnerability.

Vulnerability Description

The flaw allows authenticated remote attackers to perform SQL injection attacks due to improper validation of user inputs.

Affected Systems and Versions

Product: Cisco Prime Infrastructure
Vendor: Cisco
Affected Version: Not Applicable

Exploitation Mechanism

Attack Complexity: Low
Attack Vector: Network
Base Score: 5.4 (Medium)
Confidentiality Impact: Low
Integrity Impact: Low
Privileges Required: Low
User Interaction: None
Vector String: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N

Mitigation and Prevention

Protecting systems from this vulnerability requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply vendor-provided patches promptly
Monitor network traffic for signs of exploitation
Implement strong authentication mechanisms

Long-Term Security Practices

Regular security training for staff
Conduct periodic security assessments
Employ network segmentation to limit the attack surface

Patching and Updates

Stay informed about security advisories from Cisco
Regularly update Cisco Prime Infrastructure to the latest version