CVE-2018-0344 : Exploit Details and Defense Strategies

A security flaw has been identified in the vManage dashboard for the configuration and management service of the Cisco SD-WAN Solution, potentially allowing a remote attacker to inject and execute arbitrary commands with vmanage user privileges on affected systems.

Understanding CVE-2018-0344

This CVE identifies a vulnerability in the Cisco SD-WAN Solution that could be exploited by authenticated remote attackers to carry out malicious commands.

What is CVE-2018-0344?

The vulnerability stems from inadequate validation of input data parameters in certain fields within the impacted solution, enabling attackers to inject and execute arbitrary commands with vmanage user privileges.

The Impact of CVE-2018-0344

Remote attackers, once authenticated, can inject and execute arbitrary commands on affected systems using vmanage user privileges.
The flaw affects various Cisco products running versions preceding Release 18.3.0 of the Cisco SD-WAN Solution.

Technical Details of CVE-2018-0344

This section provides detailed technical insights into the vulnerability.

Vulnerability Description

The vulnerability allows attackers to inject and execute arbitrary commands with vmanage user privileges on affected systems due to insufficient input validation of data parameters.

Affected Systems and Versions

The following Cisco products are impacted if running versions prior to Release 18.3.0 of the Cisco SD-WAN Solution:

vBond Orchestrator Software
vEdge Series Routers
vEdge Cloud Router Platform
vManage Network Management Software
vSmart Controller Software

Exploitation Mechanism

Attackers can exploit this flaw by configuring a malicious username on the login page of the affected solution, granting them the ability to inject and execute arbitrary commands with vmanage user privileges.

Mitigation and Prevention

Protecting systems from CVE-2018-0344 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update affected systems to Release 18.3.0 or later to mitigate the vulnerability.
Monitor network traffic for any signs of unauthorized access or malicious activities.

Long-Term Security Practices

Implement strong password policies and multi-factor authentication to enhance system security.
Regularly conduct security audits and penetration testing to identify and address potential vulnerabilities.

Patching and Updates

Apply patches and updates provided by Cisco to address the vulnerability and enhance system security.