CVE-2020-3227 : Vulnerability Insights and Analysis

A vulnerability in the authorization controls for the Cisco IOx application hosting infrastructure in Cisco IOS XE Software could allow an unauthenticated, remote attacker to execute Cisco IOx API commands without proper authorization.

Understanding CVE-2020-3227

This CVE involves a privilege escalation vulnerability in Cisco IOx for IOS XE Software.

What is CVE-2020-3227?

The vulnerability allows an attacker to execute IOx API commands without proper authorization by exploiting incorrect handling of requests for authorization tokens.

The Impact of CVE-2020-3227

CVSS Base Score: 9.8 (Critical)
Attack Vector: Network
Confidentiality Impact: High
Integrity Impact: High
Availability Impact: High

Technical Details of CVE-2020-3227

This section provides more technical insights into the vulnerability.

Vulnerability Description

The vulnerability arises from incorrect handling of requests for authorization tokens, enabling unauthorized execution of IOx API commands.

Affected Systems and Versions

Affected Product: Cisco IOS XE Software 16.3.1
Vendor: Cisco
Affected Version: n/a

Exploitation Mechanism

An attacker can exploit this vulnerability by using a crafted API call to request an authorization token, allowing them to execute IOx API commands on the affected device.

Mitigation and Prevention

Protecting systems from this vulnerability requires immediate actions and long-term security practices.

Immediate Steps to Take

Apply vendor-provided patches or updates promptly.
Monitor network traffic for any signs of exploitation.

Long-Term Security Practices

Implement strong network segmentation to limit the impact of potential attacks.
Regularly review and update access control policies.

Patching and Updates

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