CVE-2018-0462 : Vulnerability Insights and Analysis

A security flaw in the user management feature of Cisco Enterprise NFV Infrastructure Software (NFVIS) could lead to a denial of service (DoS) attack. An authenticated attacker with privileged access could exploit this vulnerability to disrupt the system's functionality.

Understanding CVE-2018-0462

This CVE involves a vulnerability in Cisco Enterprise NFV Infrastructure Software that allows for a DoS attack through user management operations.

What is CVE-2018-0462?

The vulnerability stems from inadequate verification of user input in the user management feature of Cisco NFVIS. An attacker can exploit this by executing specific operations to disrupt the operating system, potentially causing persistent damage to the system.

The Impact of CVE-2018-0462

The vulnerability could result in a denial of service (DoS) attack on the targeted system, leading to a degradation of system functionality.

Technical Details of CVE-2018-0462

This section provides technical details about the vulnerability.

Vulnerability Description

The flaw in the user management functionality of Cisco NFVIS allows an authenticated attacker to perform a DoS attack by manipulating user input.

Affected Systems and Versions

Product: Cisco Enterprise NFV Infrastructure Software
Vendor: Cisco
Affected Version: n/a

Exploitation Mechanism

To exploit this vulnerability, an attacker needs privileged access to the system and must execute specific user management operations to disrupt the OS.

Mitigation and Prevention

Protecting systems from CVE-2018-0462 requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply patches or updates provided by Cisco to address the vulnerability.
Monitor system logs for any unusual user management activities.
Restrict user privileges to minimize the impact of potential attacks.

Long-Term Security Practices

Conduct regular security assessments and audits to identify vulnerabilities.
Educate users on secure practices for user management and system access.

Patching and Updates

Regularly check for security advisories from Cisco and apply patches promptly to mitigate the risk of exploitation.