CVE-2017-16113 : Security Advisory and Response

CVE-2017-16113, published on April 26, 2018, addresses a vulnerability in the parsejson node module that can lead to regular expression denial of service when processing untrusted user input.

Understanding CVE-2017-16113

The vulnerability in the parsejson module can be exploited by malicious actors to cause denial of service by sending untrusted input for parsing.

What is CVE-2017-16113?

The CVE-2017-16113 vulnerability involves a regular expression denial of service that occurs when the parsejson module processes untrusted user input.

The Impact of CVE-2017-16113

This vulnerability can be exploited by attackers to cause denial of service, potentially disrupting the functionality of systems using the parsejson node module.

Technical Details of CVE-2017-16113

The technical details of the CVE-2017-16113 vulnerability are as follows:

Vulnerability Description

The parsejson node module is susceptible to regular expression denial of service when untrusted user input is provided for parsing.

Affected Systems and Versions

Product: parsejson node module
Vendor: HackerOne
Versions Affected: <=0.0.3

Exploitation Mechanism

The vulnerability can be exploited by sending specially crafted untrusted input to the parsejson module, triggering a denial of service condition.

Mitigation and Prevention

To address CVE-2017-16113, consider the following mitigation strategies:

Immediate Steps to Take

Update the parsejson module to a non-vulnerable version.
Avoid passing untrusted user input directly for parsing.

Long-Term Security Practices

Implement input validation mechanisms to sanitize user input.
Regularly monitor for security advisories related to the parsejson module.

Patching and Updates

Apply patches or updates provided by HackerOne for the parsejson module to fix the vulnerability.