CVE-2020-3212 : Vulnerability Insights and Analysis

A vulnerability in the web UI of Cisco IOS XE Software allows remote attackers to execute arbitrary commands with root privileges.

Understanding CVE-2020-3212

This CVE involves a command injection vulnerability in Cisco IOS XE Software's web UI, potentially leading to unauthorized command execution.

What is CVE-2020-3212?

The vulnerability in Cisco IOS XE Software enables authenticated remote attackers to run arbitrary commands with root privileges on the affected device by exploiting improper input sanitization.

The Impact of CVE-2020-3212

CVSS Base Score: 7.2 (High Severity)
Attack Vector: Network
Confidentiality Impact: High
Integrity Impact: High
Availability Impact: High
Privileges Required: High

Technical Details of CVE-2020-3212

This section provides detailed technical information about the vulnerability.

Vulnerability Description

The vulnerability allows attackers to upload a crafted file to the web UI, leading to the injection and execution of arbitrary commands with root privileges.

Affected Systems and Versions

Affected Product: Cisco IOS XE Software 16.11.1
Vendor: Cisco
Affected Version: n/a

Exploitation Mechanism

Attackers can exploit this vulnerability by uploading a malicious file to the web UI of the affected device, granting them root access for executing arbitrary commands.

Mitigation and Prevention

Protect your systems from CVE-2020-3212 with the following steps:

Immediate Steps to Take

Apply vendor-provided patches promptly.
Monitor network traffic for signs of exploitation.
Restrict access to the web UI to authorized personnel only.

Long-Term Security Practices

Regularly update and patch all software and firmware.
Conduct security training for employees on identifying and reporting suspicious activities.

Patching and Updates

Cisco has released patches to address this vulnerability. Ensure timely installation of these patches to secure your systems.