CVE-2021-3795 : What You Need to Know
Discover the impact and mitigation methods for CVE-2021-3795 affecting sindresorhus/semver-regex. Learn about the vulnerability and necessary updates.
A detailed overview of the CVE-2021-3795 vulnerability in sindresorhus/semver-regex.
Understanding CVE-2021-3795
Inefficient Regular Expression Complexity in the sindresorhus/semver-regex library.
What is CVE-2021-3795?
The CVE-2021-3795 vulnerability affects the sindresorhus/semver-regex library, making it vulnerable to Inefficient Regular Expression Complexity.
The Impact of CVE-2021-3795
The vulnerability has a CVSS v3.0 base score of 7.5 (High Severity) with a LOW attack complexity and HIGH availability impact. It does not impact confidentiality or integrity.
Technical Details of CVE-2021-3795
Details related to the vulnerability
Vulnerability Description
semver-regex is vulnerable to Inefficient Regular Expression Complexity.
Affected Systems and Versions
The versions less than 4.0.1 and 3.1.3 of sindresorhus/semver-regex are affected by this vulnerability.
Exploitation Mechanism
The vulnerability can be exploited remotely with no privileges required and no user interaction.
Mitigation and Prevention
Ways to mitigate the impact of CVE-2021-3795
Immediate Steps to Take
Users are advised to update the sindresorhus/semver-regex library to version 3.1.3 or above to avoid the vulnerability.
Long-Term Security Practices
Regularly monitor for security updates and apply patches promptly to ensure the safety of the software.
Patching and Updates
Stay informed about security advisories and CVEs related to the software used in order to apply timely patches and updates.