CVE-2021-32036: Denial of Service and Data Integrity vulnerability in features command

Published Feb 4, 2022
·
Updated

An authenticated user without any specific authorizations may be able to repeatedly invoke the features command where at a high volume may lead to resource depletion or generate high lock contention. This may result in denial of service and in rare cases could result in id field collisions.

Affected Software

3 affected components
MongoDB MongoDB>=2.0.0<4.2.18
MongoDB MongoDB>=4.4.0<4.4.10
MongoDB MongoDB>=5.0.0<5.0.4

Event History

Feb 4, 2022
CVE Published
via MITRE·10:33 PM
Data Sourced
via MITRE·10:33 PM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is CVE-2021-32036?

CVE-2021-32036 is a vulnerability that allows an authenticated user without specific authorizations to repeatedly invoke the features command, leading to resource depletion or high lock contention, resulting in denial of service and potential ID field collisions.

2

Which software versions are affected by CVE-2021-32036?

CVE-2021-32036 affects versions 2.0.0 to 4.2.18, 4.4.0 to 4.4.10, and 5.0.0 to 5.0.4 of MongoDB.

3

What is the severity of CVE-2021-32036?

CVE-2021-32036 has a severity rating of 7.1 (high).

4

How can the CVE-2021-32036 vulnerability be exploited?

An authenticated user can exploit CVE-2021-32036 by repeatedly invoking the features command at a high volume, causing resource depletion or generating high lock contention.

5

Is there a fix available for CVE-2021-32036?

Yes, MongoDB has released a fix for CVE-2021-32036. It is recommended to update to a patched version of MongoDB to mitigate the vulnerability.

Contact

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