CVE-2019-11400 : What You Need to Know

A vulnerability has been found in certain TRENDnet devices, specifically the TEW-651BR 2.04B1, TEW-652BRP 3.04b01, and TEW-652BRU 1.00b12. The issue stems from a buffer overflow in the ccp_act parameter of the get_set.ccp function.

Understanding CVE-2019-11400

This CVE identifies a buffer overflow vulnerability in TRENDnet devices.

What is CVE-2019-11400?

CVE-2019-11400 is a security flaw found in TRENDnet devices, leading to a buffer overflow through the ccp_act parameter.

The Impact of CVE-2019-11400

The vulnerability could allow attackers to execute arbitrary code or cause a denial of service on affected devices.

Technical Details of CVE-2019-11400

This section provides more technical insights into the CVE.

Vulnerability Description

The vulnerability arises from a buffer overflow in the ccp_act parameter of the get_set.ccp function on the specified TRENDnet devices.

Affected Systems and Versions

TEW-651BR 2.04B1
TEW-652BRP 3.04b01
TEW-652BRU 1.00b12

Exploitation Mechanism

The buffer overflow occurs due to inadequate input validation in the ccp_act parameter, allowing malicious actors to exploit this vulnerability.

Mitigation and Prevention

Protecting systems from CVE-2019-11400 is crucial for maintaining security.

Immediate Steps to Take

Apply patches or updates provided by TRENDnet to address the vulnerability.
Implement network segmentation to limit the impact of potential attacks.
Monitor network traffic for any suspicious activity.

Long-Term Security Practices

Regularly update firmware and software on all devices to prevent known vulnerabilities.
Conduct security assessments and penetration testing to identify and address weaknesses.

Patching and Updates

Ensure that all affected TRENDnet devices are updated with the latest firmware and security patches to mitigate the risk of exploitation.