CVE-2021-4264: LinkedIn dustjs prototype pollution

Published Dec 21, 2022
·
Updated

A vulnerability was found in LinkedIn dustjs up to 2.x and classified as problematic. Affected by this issue is some unknown functionality. The manipulation leads to improperly controlled modification of object prototype attributes ('prototype pollution'). The attack may be launched remotely. The exploit has been disclosed to the public and may be used. Upgrading to version 3.0.0 is able to address this issue. The name of the patch is ddb6523832465d38c9d80189e9de60519ac307c3. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-216464.

Other sources

LinkedIn Dust.js could allow a remote authenticated attacker to execute arbitrary code on the system, caused by a prototype pollution flaw. By adding or modifying properties of Object.prototype using a proto or constructor payload, an attacker could exploit this vulnerability to execute arbitrary code or cause a denial of service condition on the system.

IBM

Affected Software

7 affected components
IBM Data Virtualization on Cloud Pak for Data<=3.0
IBM Watson Query on Cloud Pak for Data<=2.2
IBM Watson Query on Cloud Pak for Data<=2.1
IBM Watson Query on Cloud Pak for Data<=2.0
IBM Data Virtualization on Cloud Pak for Data<=1.8
IBM Data Virtualization on Cloud Pak for Data<=1.7
LinkedIn dustjs<3.0.0

Event History

Dec 21, 2022
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
DescriptionSeverityWeakness
Aug 15, 2025
Data Sourced
via IBM·03:29 PM
DescriptionAffected Software

Parent advisories

This vulnerability appears in the following advisories.

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Frequently Asked Questions

1

What is the vulnerability ID?

The vulnerability ID is CVE-2021-4264.

2

What is the severity of CVE-2021-4264?

The severity of CVE-2021-4264 is high.

3

What is the affected software of CVE-2021-4264?

The affected software of CVE-2021-4264 is LinkedIn dustjs up to version 2.x.

4

What is the type of vulnerability in CVE-2021-4264?

The type of vulnerability in CVE-2021-4264 is prototype pollution.

5

How can I fix CVE-2021-4264?

To fix CVE-2021-4264, it is recommended to update to a version higher than 3.0.0 of LinkedIn dustjs.

Contact

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