Cloud Defense Logo

Products

Solutions

Company

CVE-2019-1971 Explained : Impact and Mitigation

Learn about CVE-2019-1971, a high-severity vulnerability in Cisco Enterprise NFV Infrastructure Software that allows remote attackers to execute commands with root privileges. Find mitigation steps and patching recommendations here.

Cisco Enterprise NFV Infrastructure Software Command Injection Vulnerability

Understanding CVE-2019-1971

This CVE involves a vulnerability in the web portal of Cisco Enterprise NFV Infrastructure Software (NFVIS) that allows an unauthenticated remote attacker to execute commands with root privileges.

What is CVE-2019-1971?

The vulnerability in the web portal of Cisco NFVIS enables an attacker to perform a command injection attack by providing malicious input during authentication, leading to the execution of arbitrary commands with root privileges.

The Impact of CVE-2019-1971

The vulnerability poses a high risk as it allows attackers to gain unauthorized access and execute commands with elevated privileges on the underlying operating system.

Technical Details of CVE-2019-1971

The following technical details provide insight into the specifics of this vulnerability.

Vulnerability Description

The vulnerability arises due to inadequate input validation by the web portal framework, enabling attackers to inject and execute arbitrary commands with root privileges.

Affected Systems and Versions

        Product: Cisco Enterprise NFV Infrastructure Software
        Vendor: Cisco
        Versions: Unspecified

Exploitation Mechanism

        Attack Complexity: High
        Attack Vector: Network
        Privileges Required: None
        User Interaction: None
        Scope: Unchanged
        CVSS Score: 8.1 (High Severity)
        Vector String: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Mitigation and Prevention

To address and prevent the exploitation of CVE-2019-1971, the following steps are recommended:

Immediate Steps to Take

        Apply vendor-provided patches or updates promptly.
        Implement network segmentation to limit the impact of potential attacks.
        Monitor network traffic for any suspicious activity.

Long-Term Security Practices

        Regularly update and patch all software and systems.
        Conduct security assessments and penetration testing to identify vulnerabilities.
        Educate users on secure authentication practices and the risks of malicious inputs.
        Implement strong access controls and authentication mechanisms.

Patching and Updates

        Cisco has released security updates to address this vulnerability. Ensure that the latest patches are applied to all affected systems to mitigate the risk of exploitation.

Popular CVEs

CVE Id

Published Date

Is your System Free of Underlying Vulnerabilities?
Find Out Now