CVE-2018-0350 : What You Need to Know
Learn about CVE-2018-0350, a vulnerability in Cisco SD-WAN Solution allowing attackers to execute commands with root privileges. Find mitigation steps and affected systems here.
A weakness has been identified in the configuration of the VPN subsystem in the Cisco SD-WAN Solution, allowing an authenticated attacker to execute arbitrary commands with root privileges.
Understanding CVE-2018-0350
This CVE involves a vulnerability in the Cisco SD-WAN Solution that enables attackers to inject commands with root privileges.
What is CVE-2018-0350?
The vulnerability arises from inadequate validation of incoming data in the VPN subsystem of the Cisco SD-WAN Solution. Attackers can exploit this flaw by manipulating input on a specific parameter of a website after authenticating on the targeted device.
The Impact of CVE-2018-0350
If successfully exploited, the attacker gains the ability to execute commands with root privileges on affected Cisco products running versions older than Release 18.3.0 of the Cisco SD-WAN Solution.
Technical Details of CVE-2018-0350
This section provides more technical insights into the vulnerability.
Vulnerability Description
The vulnerability allows authenticated attackers to introduce arbitrary commands with root privileges due to insufficient input validation in the VPN subsystem of the Cisco SD-WAN Solution.
Affected Systems and Versions
The following Cisco products are affected if running versions older than Release 18.3.0 of the Cisco SD-WAN Solution:
- vBond Orchestrator Software
- vEdge 100 Series Routers
- vEdge 1000 Series Routers
- vEdge 2000 Series Routers
- vEdge 5000 Series Routers
- vEdge Cloud Router Platform
- vManage Network Management Software
- vSmart Controller Software
Exploitation Mechanism
To exploit this vulnerability, the attacker must authenticate on the targeted device and manipulate input on a specific parameter of a website.
Mitigation and Prevention
Protecting systems from CVE-2018-0350 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Apply security patches provided by Cisco promptly.
- Monitor network traffic for any suspicious activities.
- Restrict access to vulnerable systems.
Long-Term Security Practices
- Regularly update and patch all software and firmware.
- Conduct security training for employees to recognize and report potential threats.
Patching and Updates
Cisco has released patches to address this vulnerability. Ensure all affected systems are updated to versions equal to or newer than Release 18.3.0 of the Cisco SD-WAN Solution.