CVE-2019-10746 Explained : Impact and Mitigation
Learn about CVE-2019-10746 affecting mixin-deep versions before 1.3.2 and 2.0.0. Understand the impact, exploitation, and mitigation steps to secure your systems.
Versions prior to 1.3.2 and version 2.0.0 of mixin-deep contain a vulnerability known as Prototype Pollution. This vulnerability allows attackers to manipulate the function mixin-deep in a way that allows unauthorized addition or modification of properties within Object.prototype using a constructor payload.
Understanding CVE-2019-10746
mixin-deep is vulnerable to Prototype Pollution in versions before 1.3.2 and version 2.0.0. The function mixin-deep could be tricked into adding or modifying properties of Object.prototype using a constructor payload.
What is CVE-2019-10746?
- Vulnerability: Prototype Pollution
- Affected Product: mixin-deep
- Vendor: n/a
- Versions Affected: All versions before 1.3.2 and version 2.0.0.
The Impact of CVE-2019-10746
- Attackers can manipulate mixin-deep to modify properties within Object.prototype.
Technical Details of CVE-2019-10746
Vulnerability Description
- Prototype Pollution vulnerability in mixin-deep.
Affected Systems and Versions
- All versions before 1.3.2 and version 2.0.0 of mixin-deep.
Exploitation Mechanism
- Attackers exploit the mixin-deep function to manipulate Object.prototype.
Mitigation and Prevention
Immediate Steps to Take
- Update mixin-deep to version 1.3.2 or higher.
- Monitor for any unauthorized changes to Object.prototype.
Long-Term Security Practices
- Regularly update software components to patched versions.
- Implement input validation to prevent malicious payloads.
Patching and Updates
- Apply patches provided by the vendor to fix the Prototype Pollution vulnerability.