CVE-2017-2111 Explained : Impact and Mitigation

CVE-2017-2111 was published on April 28, 2017, by JPCERT. It involves HTTP header injection vulnerabilities in various I-O DATA DEVICE, INC. products.

Understanding CVE-2017-2111

This CVE identifies a security issue that could allow remote attackers to manipulate HTTP headers to display false information.

What is CVE-2017-2111?

CVE-2017-2111 is an HTTP header injection vulnerability affecting multiple I-O DATA DEVICE, INC. products.

The Impact of CVE-2017-2111

The vulnerability could enable remote attackers to inject false information by exploiting HTTP headers in the affected firmware versions.

Technical Details of CVE-2017-2111

This section provides more technical insights into the CVE.

Vulnerability Description

The vulnerability allows remote attackers to manipulate HTTP headers, potentially leading to the display of false information.

Affected Systems and Versions

TS-WPTCAM: firmware version 1.18 and earlier
TS-WPTCAM2: firmware version 1.00
TS-WLCE: firmware version 1.18 and earlier
TS-WLC2: firmware version 1.18 and earlier
TS-WRLC: firmware version 1.17 and earlier
TS-PTCAM/POE: firmware version 1.18 and earlier

Exploitation Mechanism

Attackers can exploit the HTTP header injection vulnerability in the specified firmware versions to inject and display false information.

Mitigation and Prevention

Protecting systems from CVE-2017-2111 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update affected firmware to the latest secure version provided by I-O DATA DEVICE, INC.
Monitor network traffic for any suspicious activities.
Implement firewall rules to restrict unauthorized access.

Long-Term Security Practices

Regularly update firmware and software to patch known vulnerabilities.
Conduct security audits and penetration testing to identify and address potential weaknesses.
Educate users on safe browsing habits and the importance of cybersecurity.

Patching and Updates

Ensure timely installation of security patches and updates released by the vendor to mitigate the HTTP header injection vulnerability.