CVE-2019-15288 : Security Advisory and Response

A weakness in Cisco TelePresence Collaboration Endpoint, TelePresence Codec, and RoomOS Software CLI allows authenticated remote attackers to escalate privileges, potentially leading to unrestricted user status in the restricted shell.

Understanding CVE-2019-15288

This CVE involves a vulnerability in Cisco TelePresence TC Software that could enable attackers to gain elevated privileges.

What is CVE-2019-15288?

The vulnerability arises from inadequate input verification in the command-line interface of Cisco TelePresence devices, allowing attackers to manipulate SSH connections and elevate their privileges.

The Impact of CVE-2019-15288

CVSS Base Score: 8.8 (High Severity)
Attack Vector: Network
Confidentiality Impact: High
Integrity Impact: High
Availability Impact: High

Technical Details of CVE-2019-15288

This section delves into the specifics of the vulnerability.

Vulnerability Description

The vulnerability allows authenticated attackers to exploit the CLI of Cisco TelePresence devices, granting them unrestricted user privileges within the restricted shell.

Affected Systems and Versions

Product: Cisco TelePresence TC Software
Vendor: Cisco
Affected Version: Unspecified

Exploitation Mechanism

Attackers need to provide specific arguments during an SSH connection to vulnerable devices to exploit this vulnerability.

Mitigation and Prevention

Protecting systems from CVE-2019-15288 is crucial for maintaining security.

Immediate Steps to Take

Apply vendor-provided patches promptly
Monitor network traffic for any suspicious activity
Restrict SSH access to trusted entities

Long-Term Security Practices

Regularly update and patch all software and firmware
Conduct security training for staff to recognize and report potential threats

Patching and Updates

Stay informed about security advisories from Cisco
Implement a robust patch management process to apply updates in a timely manner