CVE-2019-10781 Explained : Impact and Mitigation

CVE-2019-10781 was published on January 22, 2020, and affects schema-inspector versions prior to 1.6.9. The vulnerability allows a specially crafted JavaScript object to bypass certain functions within the schema-inspector library.

Understanding CVE-2019-10781

This CVE entry highlights a security issue in the schema-inspector library that could be exploited by malicious actors.

What is CVE-2019-10781?

In schema-inspector versions before 1.6.9, a JavaScript object can evade the

sanitize()

and

validate()

functions, potentially leading to security breaches.

The Impact of CVE-2019-10781

The vulnerability enables internal property tampering, allowing unauthorized access and manipulation of data within the affected library.

Technical Details of CVE-2019-10781

This section delves into the specifics of the vulnerability.

Vulnerability Description

A deliberately created JavaScript object can evade the

sanitize()

and

validate()

functions in schema-inspector versions prior to 1.6.9, posing a security risk.

Affected Systems and Versions

Product: schema-inspector
Vendor: Snyk
Versions Affected: All versions before 1.6.9

Exploitation Mechanism

The vulnerability arises from a flaw in the validation and sanitization processes of schema-inspector, allowing crafted objects to bypass security checks.

Mitigation and Prevention

Protecting systems from CVE-2019-10781 requires immediate actions and long-term security measures.

Immediate Steps to Take

Update schema-inspector to version 1.6.9 or later to mitigate the vulnerability.
Monitor for any suspicious activities that could indicate exploitation of the flaw.

Long-Term Security Practices

Regularly audit and review code for vulnerabilities and implement secure coding practices.
Educate developers on secure coding techniques to prevent similar issues in the future.

Patching and Updates

Stay informed about security updates and patches released by Snyk for schema-inspector to address vulnerabilities.