CVE-2017-2849 : Exploit Details and Defense Strategies

Foscam's Indoor IP Camera C1 Series is vulnerable to command injection through manipulation of the NTP server configuration via the web management interface.

Understanding CVE-2017-2849

The vulnerability was made public on June 19, 2017, and has a CVSS base score of 8.8.

What is CVE-2017-2849?

The Foscam C1 Indoor HD cameras, when using application firmware version 2.52.2.37, are susceptible to command injection by sending a specially crafted HTTP request that allows an attacker to inject shell characters.

The Impact of CVE-2017-2849

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

Technical Details of CVE-2017-2849

The technical aspects of the vulnerability are as follows:

Vulnerability Description

In the web management interface of Foscam C1 Indoor HD cameras with firmware 2.52.2.37, a crafted HTTP request can lead to command injection through NTP server configuration.

Affected Systems and Versions

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

Exploitation Mechanism

Exploitation involves sending a malicious HTTP request to the targeted device, allowing the injection of shell characters.

Mitigation and Prevention

It is crucial to take immediate steps to address and prevent exploitation of this vulnerability:

Immediate Steps to Take

Update the firmware to a secure version that addresses the vulnerability.
Restrict network access to the web management interface.
Monitor network traffic for any suspicious activity.

Long-Term Security Practices

Regularly update firmware and software to patch known vulnerabilities.
Implement network segmentation to limit the impact of potential attacks.
Conduct security assessments and penetration testing regularly.

Patching and Updates

Stay informed about security advisories from Foscam and apply patches promptly to secure the devices.