CVE-2020-3140 : What You Need to Know

A vulnerability in the web management interface of Cisco Prime License Manager (PLM) Software could allow an unauthenticated, remote attacker to gain unauthorized access to an affected device.

Understanding CVE-2020-3140

This CVE involves a privilege escalation vulnerability in Cisco Prime License Manager (PLM) Software.

What is CVE-2020-3140?

The vulnerability in Cisco Prime License Manager (PLM) Software allows an attacker to gain administrative-level privileges on the system by exploiting insufficient validation of user input on the web management interface.

The Impact of CVE-2020-3140

The vulnerability has a CVSS base score of 9.8, indicating a critical severity level. If exploited, it could result in unauthorized access to affected devices and potential privilege escalation.

Technical Details of CVE-2020-3140

This section provides more technical insights into the vulnerability.

Vulnerability Description

The vulnerability stems from inadequate validation of user input on the web management interface of Cisco Prime License Manager (PLM) Software.

Affected Systems and Versions

Product: Cisco Prime License Manager
Vendor: Cisco
Affected Version: Not applicable (n/a)

Exploitation Mechanism

An attacker can exploit this vulnerability by submitting a malicious request to the affected system, requiring a valid username for successful exploitation.

Mitigation and Prevention

Protecting systems from CVE-2020-3140 is crucial to prevent unauthorized access and privilege escalation.

Immediate Steps to Take

Apply vendor-provided patches or updates promptly.
Monitor Cisco's security advisories for any further updates or mitigations.

Long-Term Security Practices

Implement strong password policies and user authentication mechanisms.
Regularly review and update access controls to limit exposure to potential vulnerabilities.

Patching and Updates

Ensure timely installation of security patches released by Cisco to address the vulnerability.