CVE-2018-0141 Explained : Impact and Mitigation

A security weakness in Cisco Prime Collaboration Provisioning (PCP) Software 11.6 allows a local attacker to log into the Linux operating system without authentication. The vulnerability stems from a hard-coded password, enabling unauthorized access and potential privilege escalation.

Understanding CVE-2018-0141

This CVE identifies a critical security flaw in Cisco Prime Collaboration Provisioning (PCP) Software 11.6, impacting system security and integrity.

What is CVE-2018-0141?

The vulnerability in Cisco Prime Collaboration Provisioning (PCP) Software 11.6 permits a local attacker to gain unauthorized access to the underlying Linux operating system due to a hard-coded password within the system. By exploiting this flaw, an attacker can log in without authentication and potentially escalate privileges to gain complete control over the device.

The Impact of CVE-2018-0141

The presence of this vulnerability poses significant risks to affected systems, potentially leading to unauthorized access and complete compromise of the device's security.

Technical Details of CVE-2018-0141

This section delves into the technical aspects of the CVE, outlining the vulnerability, affected systems, and exploitation mechanisms.

Vulnerability Description

The vulnerability in Cisco Prime Collaboration Provisioning (PCP) Software 11.6 arises from a hard-coded password, allowing a local attacker to log into the Linux operating system without authentication. This security flaw is identified by Cisco Bug IDs: CSCvc82982.

Affected Systems and Versions

Product: Cisco Prime Collaboration Provisioning
Version: Cisco Prime Collaboration Provisioning 11.6

Exploitation Mechanism

To exploit this vulnerability, an attacker needs to establish a connection to the affected system via Secure Shell (SSH) using the hard-coded credentials. Successful exploitation grants the attacker access to the underlying operating system with limited privileges, which can be escalated to root status.

Mitigation and Prevention

Protecting systems from CVE-2018-0141 requires immediate actions and long-term security practices.

Immediate Steps to Take

Change default passwords and implement strong, unique credentials for all system accounts.
Monitor system logs for any suspicious activities or unauthorized access attempts.
Apply vendor-supplied patches or updates to address the vulnerability.

Long-Term Security Practices

Regularly update and patch software to mitigate known vulnerabilities.
Conduct security audits and assessments to identify and address potential weaknesses.
Implement network segmentation and access controls to limit unauthorized access.

Patching and Updates

Cisco has released security advisories and patches to address the vulnerability. Ensure timely application of these updates to secure the affected systems.