CVE-2021-25913 : Security Advisory and Response

Prototype pollution vulnerability in 'set-or-get' version 1.0.0 through 1.2.10 allows an attacker to cause a denial of service and may lead to remote code execution.

Understanding CVE-2021-25913

This CVE refers to a prototype pollution vulnerability in the 'set-or-get' library versions 1.0.0 through 1.2.10, posing a risk of denial of service and potential remote code execution.

What is CVE-2021-25913?

CVE-2021-25913 involves a security flaw in the 'set-or-get' library versions 1.0.0 to 1.2.10, enabling attackers to disrupt services and potentially execute remote code.

The Impact of CVE-2021-25913

The vulnerability in 'set-or-get' could be exploited by malicious actors to carry out denial of service attacks and even execute remote code on affected systems.

Technical Details of CVE-2021-25913

This section covers specific technical details related to CVE-2021-25913.

Vulnerability Description

The vulnerability arises due to prototype pollution in the 'set-or-get' library versions 1.0.0 to 1.2.10, allowing attackers to disrupt services and potentially execute remote code.

Affected Systems and Versions

The affected systems include all versions of the 'set-or-get' library ranging from 1.0.0 to 1.2.10.

Exploitation Mechanism

Attackers can exploit this vulnerability by manipulating the prototype of objects in the affected versions of the 'set-or-get' library.

Mitigation and Prevention

Protecting systems from CVE-2021-25913 requires immediate actions and long-term security measures.

Immediate Steps to Take

Update to the latest patched version of the 'set-or-get' library to mitigate the vulnerability.
Monitor system logs for any suspicious activities that could indicate an exploit attempt.

Long-Term Security Practices

Regularly update software and libraries to ensure protection against known vulnerabilities.
Implement security best practices such as input validation and secure coding practices.

Patching and Updates

Stay informed about security updates released by the library maintainers and promptly apply patches to address any identified vulnerabilities.