CVE-2020-7718 : Security Advisory and Response

CVE-2020-7718, also known as Prototype Pollution, affects the gammautils package, making it vulnerable to specific functions.

Understanding CVE-2020-7718

This CVE involves a critical vulnerability in the gammautils package due to Prototype Pollution.

What is CVE-2020-7718?

All versions of the gammautils package are susceptible to Prototype Pollution through the deepSet and deepMerge functions.

The Impact of CVE-2020-7718

The vulnerability has a CVSS base score of 9.8 (Critical) with high impacts on confidentiality, integrity, and availability. It allows attackers to execute arbitrary code.

Technical Details of CVE-2020-7718

This section delves into the technical aspects of the CVE.

Vulnerability Description

The vulnerability arises from improper handling of user-supplied input, leading to potential manipulation of the prototype.

Affected Systems and Versions

Product: gammautils
Vendor: n/a
Versions: Custom version 0

Exploitation Mechanism

Attackers can exploit this vulnerability by injecting malicious data into the deepSet and deepMerge functions, enabling them to modify the prototype and execute arbitrary code.

Mitigation and Prevention

Protecting systems from CVE-2020-7718 is crucial to prevent exploitation and maintain security.

Immediate Steps to Take

Update gammautils to a patched version or apply official fixes provided by the vendor.
Monitor for any suspicious activities or unauthorized changes in the system.

Long-Term Security Practices

Regularly update packages and dependencies to mitigate known vulnerabilities.
Implement input validation mechanisms to sanitize user inputs and prevent injection attacks.

Patching and Updates

Stay informed about security updates for gammautils and promptly apply patches to address vulnerabilities.