CVE-2019-15252 : Vulnerability Insights and Analysis

Cisco SPA100 Series Analog Telephone Adapters have vulnerabilities that could allow an attacker to execute unauthorized code with elevated privileges.

Understanding CVE-2019-15252

Multiple weaknesses in Cisco SPA100 Series Analog Telephone Adapters could lead to remote code execution by authenticated attackers.

What is CVE-2019-15252?

The vulnerabilities in Cisco SPA100 Series Analog Telephone Adapters allow attackers to execute unauthorized code with elevated privileges due to improper validation of user input in the web-based management interface.

The Impact of CVE-2019-15252

Attack Complexity: Low
Attack Vector: Adjacent Network
Confidentiality, Integrity, and Availability Impact: High
Privileges Required: Low
Scope: Unchanged
User Interaction: None
CVSS Base Score: 8.0 (High)

Technical Details of CVE-2019-15252

Vulnerability Description

The vulnerabilities in Cisco SPA100 Series Analog Telephone Adapters enable attackers to run unauthorized code with elevated privileges by exploiting the web-based management interface's lack of proper user input validation.

Affected Systems and Versions

Product: Cisco SPA112 2-Port Phone Adapter
Vendor: Cisco
Version: Unspecified

Exploitation Mechanism

To exploit these weaknesses, an attacker needs to authenticate on the management interface and send specially-crafted requests to a vulnerable device, potentially allowing the execution of unauthorized code with elevated privileges.

Mitigation and Prevention

Immediate Steps to Take

Disable the web-based management interface if not needed
Implement strong authentication mechanisms
Monitor network traffic for any suspicious activities

Long-Term Security Practices

Regularly update firmware and software patches
Conduct security audits and assessments periodically

Patching and Updates

Apply patches and updates provided by Cisco to address the vulnerabilities in the Cisco SPA100 Series Analog Telephone Adapters.