CVE-2021-20083 : Security Advisory and Response
Learn about CVE-2021-20083, a Prototype Pollution vulnerability in jquery-plugin-query-object 2.2.3 allowing attackers to inject properties into Object.prototype. Find mitigation steps and long-term security practices.
This article provides detailed information about CVE-2021-20083, a vulnerability related to the 'jquery-plugin-query-object' library.
Understanding CVE-2021-20083
CVE-2021-20083 involves an instance of 'Prototype Pollution' in version 2.2.3 of the jquery-plugin-query-object library, which allows a malicious user to inject properties into Object.prototype.
What is CVE-2021-20083?
CVE-2021-20083 is a security vulnerability in the jquery-plugin-query-object library, specifically version 2.2.3. It allows attackers to inject properties into Object.prototype, potentially leading to further exploits.
The Impact of CVE-2021-20083
The vulnerability can be exploited by malicious actors to modify Object prototype attributes, compromising the integrity and security of applications that rely on the affected library.
Technical Details of CVE-2021-20083
This section delves into the specifics of the vulnerability, affected systems, and the exploitation mechanism.
Vulnerability Description
The vulnerability in version 2.2.3 of jquery-plugin-query-object results in the improper control of object prototype attributes, enabling attackers to manipulate Object.prototype.
Affected Systems and Versions
The vulnerability affects version 2.2.3 of jquery-plugin-query-object.
Exploitation Mechanism
By exploiting the vulnerability, a malicious user can inject properties into Object.prototype, opening the door to potential security breaches.
Mitigation and Prevention
It is crucial to take immediate steps to address and prevent exploitation of CVE-2021-20083.
Immediate Steps to Take
Developers and system administrators should update the affected library to a patched version or implement other mitigations to prevent prototype pollution attacks.
Long-Term Security Practices
Incorporate secure coding practices, conduct regular security audits, and stay informed about potential vulnerabilities to enhance the overall security posture.
Patching and Updates
Stay updated with security advisories from the library vendor and apply patches promptly to protect your systems from known vulnerabilities.