CVE-2017-2841 Explained : Impact and Mitigation

Foscam's Indoor IP Camera C1 Series with application firmware 2.52.2.37 is vulnerable to command injection, allowing attackers to execute arbitrary commands through the web management interface.

Understanding CVE-2017-2841

This CVE involves a security flaw in the Foscam C1 Indoor HD Camera that enables command injection through specially crafted HTTP requests.

What is CVE-2017-2841?

The vulnerability allows attackers to inject arbitrary data into the "msmtprc" configuration file, leading to command execution.
An attacker can trigger this flaw by sending an HTTP request to the affected device.

The Impact of CVE-2017-2841

CVSS Score: 8.8 (High)
Severity: High
Attack Vector: Network
Confidentiality Impact: High
Integrity Impact: High
Availability Impact: High
Privileges Required: Low

Technical Details of CVE-2017-2841

The technical aspects of the vulnerability are as follows:

Vulnerability Description

The flaw allows for command injection via the web management interface.

Affected Systems and Versions

Affected Product: Indoor IP Camera C1 Series
Vendor: Foscam
Affected Version: 2.52.2.37

Exploitation Mechanism

Attackers can exploit the vulnerability by sending a carefully crafted HTTP request to inject malicious commands.

Mitigation and Prevention

Protecting against CVE-2017-2841 involves taking immediate and long-term security measures.

Immediate Steps to Take

Disable remote access to the camera if not required.
Regularly monitor network traffic for any suspicious activity.
Apply vendor-supplied patches or firmware updates promptly.

Long-Term Security Practices

Implement network segmentation to isolate IoT devices.
Use strong, unique passwords for device access.
Conduct regular security audits and penetration testing.

Patching and Updates

Stay informed about security updates from Foscam.
Apply patches and firmware updates as soon as they are released.