CVE-2017-2843 : Security Advisory and Response
Learn about CVE-2017-2843 affecting Foscam Indoor IP Camera C1 Series. Understand the command injection vulnerability, its impact, affected systems, exploitation, and mitigation steps.
Foscam Indoor IP Camera C1 Series is vulnerable to command injection through its web management interface, potentially leading to command execution.
Understanding CVE-2017-2843
This CVE involves a vulnerability in the Foscam C1 Indoor HD Camera that allows attackers to inject arbitrary data into a configuration file, leading to command execution.
What is CVE-2017-2843?
By exploiting a flaw in the camera's web management interface, attackers can manipulate the "msmtprc" configuration file by sending a crafted HTTP request, enabling command execution.
The Impact of CVE-2017-2843
- CVSS Base Score: 8.8 (High)
- Attack Vector: Network
- Confidentiality Impact: High
- Integrity Impact: High
- Availability Impact: High
- This vulnerability poses a significant risk as it allows unauthorized command execution on the affected device.
Technical Details of CVE-2017-2843
This section provides more in-depth technical insights into the vulnerability.
Vulnerability Description
The flaw in the Foscam C1 Indoor HD Camera's web management interface allows for arbitrary data injection into the "msmtprc" configuration file, leading to command execution.
Affected Systems and Versions
- Affected Product: Indoor IP Camera C1 Series
- Vendor: Foscam
- Affected Version: Not applicable (n/a)
Exploitation Mechanism
Attackers can exploit this vulnerability by sending a specially crafted HTTP request to the device, enabling them to inject malicious commands.
Mitigation and Prevention
Protecting systems from CVE-2017-2843 requires immediate actions and long-term security practices.
Immediate Steps to Take
- Disable remote access to the camera if not required.
- Regularly monitor network traffic for any suspicious activities.
- Apply vendor-supplied patches or firmware updates promptly.
Long-Term Security Practices
- Implement network segmentation to isolate IoT devices.
- Conduct regular security assessments and penetration testing.
- Educate users on secure configuration practices.
Patching and Updates
- Stay informed about security advisories from Foscam.
- Apply patches and firmware updates as soon as they are released to mitigate the vulnerability.