CVE-2020-3173 : Security Advisory and Response

A vulnerability in the local management (local-mgmt) CLI of Cisco UCS Manager Software could allow an authenticated, local attacker to execute arbitrary commands on the underlying operating system (OS) on an affected device.

Understanding CVE-2020-3173

This CVE involves a command injection vulnerability in Cisco UCS Manager Software that could be exploited by a local attacker to run unauthorized commands on the OS.

What is CVE-2020-3173?

The vulnerability arises from inadequate input validation of command arguments in the local management CLI of Cisco UCS Manager Software.

The Impact of CVE-2020-3173

CVSS Base Score: 7.8 (High Severity)
Attack Vector: Local
Confidentiality Impact: High
Integrity Impact: High
Availability Impact: High
Privileges Required: Low
Scope: Unchanged
User Interaction: None

Technical Details of CVE-2020-3173

This section provides more technical insights into the vulnerability.

Vulnerability Description

The vulnerability allows an authenticated local attacker to execute arbitrary commands on the OS due to insufficient input validation of command arguments.

Affected Systems and Versions

Affected Product: Cisco Unified Computing System (Managed)
Vendor: Cisco
Affected Version: Unspecified

Exploitation Mechanism

An attacker can exploit the vulnerability by injecting crafted arguments into specific commands on the local management CLI.

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 and restrict access to the local management CLI.

Long-Term Security Practices

Implement strong authentication mechanisms.
Regularly review and update security configurations.

Patching and Updates

Regularly check for security advisories and apply patches as soon as they are available.