CVE-2019-14701 Explained : Impact and Mitigation

A vulnerability was found in MicroDigital N-series cameras with firmware versions up to 6400.0.8.5. By exploiting Path Traversal in the TZ parameter, an unauthorized individual can initiate read operations on any file, leading to a denial of service.

Understanding CVE-2019-14701

This CVE identifies a security issue in MicroDigital N-series cameras that allows unauthorized access to files through a Path Traversal vulnerability.

What is CVE-2019-14701?

CVE-2019-14701 is a vulnerability in MicroDigital N-series cameras that enables unauthorized individuals to perform read operations on files by exploiting a Path Traversal flaw in the TZ parameter.

The Impact of CVE-2019-14701

The vulnerability can result in a denial of service if critical system files are targeted, such as /dev/random. Although data can be accessed, it cannot be retrieved, limiting the severity of potential data breaches.

Technical Details of CVE-2019-14701

This section provides more in-depth technical insights into the CVE.

Vulnerability Description

The flaw in MicroDigital N-series cameras allows attackers to read arbitrary files by manipulating the TZ parameter through Path Traversal. However, the accessed data cannot be retrieved, mitigating the risk of data leakage.

Affected Systems and Versions

MicroDigital N-series cameras with firmware versions up to 6400.0.8.5

Exploitation Mechanism

Attackers exploit the TZ parameter using Path Traversal to read files, causing a denial of service if critical files like /dev/random are targeted.

Mitigation and Prevention

Protecting systems from CVE-2019-14701 requires immediate actions and long-term security practices.

Immediate Steps to Take

Update the firmware of MicroDigital N-series cameras to a patched version that addresses the Path Traversal vulnerability.
Implement access controls to restrict unauthorized file access.

Long-Term Security Practices

Regularly monitor and audit file access logs for suspicious activities.
Conduct security training for users to recognize and report potential security threats.

Patching and Updates

Apply security patches provided by MicroDigital to fix the Path Traversal vulnerability and prevent unauthorized file access.