CVE-2019-15997 : Vulnerability Insights and Analysis

Cisco DNA Spaces: Connector Command Injection Vulnerability

Understanding CVE-2019-15997

This CVE involves a security flaw in Cisco DNA Spaces: Connector that allows a local attacker with authentication to execute arbitrary commands on the underlying operating system with root privileges through a command injection attack.

What is CVE-2019-15997?

The vulnerability arises from inadequate validation of arguments in a specific CLI command, enabling an attacker to insert malicious input during command execution and gain root access to the system.

The Impact of CVE-2019-15997

CVSS Base Score: 6.7 (Medium Severity)
Attack Vector: Local
Confidentiality Impact: High
Integrity Impact: High
Availability Impact: High
Privileges Required: High
Scope: Unchanged
User Interaction: None
The exploit could lead to unauthorized execution of commands with elevated privileges, posing a significant security risk.

Technical Details of CVE-2019-15997

Vulnerability Description

The vulnerability allows an authenticated local attacker to perform a command injection attack, potentially leading to the execution of arbitrary commands with root privileges.

Affected Systems and Versions

Product: Cisco DNA Spaces
Vendor: Cisco
Affected Version: Unspecified

Exploitation Mechanism

The attacker needs authentication to exploit the vulnerability by injecting malicious input during the execution of a vulnerable command.

Mitigation and Prevention

Immediate Steps to Take

Apply vendor-provided patches or updates promptly.
Monitor network traffic for any suspicious activity.
Restrict access to vulnerable systems.

Long-Term Security Practices

Regularly update and patch all software and systems.
Conduct security training to educate users on identifying and reporting potential security threats.

Patching and Updates

Ensure that the latest security patches and updates are installed to mitigate the vulnerability effectively.