CVE-2021-35065 : What You Need to Know

The glob-parent package before 6.0.1 for Node.js is susceptible to ReDoS (regular expression denial of service) attacks, posing a security risk.

Understanding CVE-2021-35065

This CVE highlights a vulnerability in the glob-parent package used in Node.js, allowing attackers to exploit it for ReDoS attacks.

What is CVE-2021-35065?

CVE-2021-35065 refers to a vulnerability in the glob-parent package in Node.js, enabling attackers to carry out ReDoS attacks which could potentially lead to denial of service.

The Impact of CVE-2021-35065

The impact of this CVE is significant as it exposes systems using the vulnerable package to potential denial of service attacks, affecting the availability of services.

Technical Details of CVE-2021-35065

The technical aspects of CVE-2021-35065 shed light on how the vulnerability can be exploited and the systems it affects.

Vulnerability Description

The vulnerability in the glob-parent package allows threat actors to exploit it for ReDoS attacks, impacting the regular expression enclosure.

Affected Systems and Versions

All versions of the glob-parent package before 6.0.1 in Node.js are affected by this vulnerability, making systems using these versions at risk.

Exploitation Mechanism

Attackers can exploit this vulnerability by manipulating the regular expression enclosure, triggering ReDoS attacks that can overwhelm the system and cause denial of service.

Mitigation and Prevention

Understanding how to mitigate and prevent CVE-2021-35065 is crucial to enhancing the security posture of affected systems.

Immediate Steps to Take

Immediately updating the glob-parent package to version 6.0.1 or higher can help mitigate the risk of exploitation and protect systems from ReDoS attacks.

Long-Term Security Practices

Implementing secure coding practices, regular security updates, and monitoring for vulnerabilities can enhance long-term security against similar threats.

Patching and Updates

Regularly applying patches and updates to libraries and dependencies, including the glob-parent package, is essential to address known vulnerabilities and strengthen overall system security.