What is CVE-2019-2393?

CVE-2019-2393 is a vulnerability that allows a user with database query authorization to trigger a denial of service attack by issuing specially crafted queries in MongoDB Server.

Which versions of MongoDB Server are affected by CVE-2019-2393?

CVE-2019-2393 affects MongoDB Server v4.2 versions prior to 4.2.1, v4.0 versions prior to 4.0.13, and v3.6 versions prior to 3.6.15.

How does CVE-2019-2393 affect MongoDB Server?

CVE-2019-2393 allows a user with database query authorization to cause a denial of service by using $lookup and collations in specially crafted queries.

What is the severity of CVE-2019-2393?

CVE-2019-2393 has a severity rating of 6.5 (medium).

How can I fix CVE-2019-2393?

To fix CVE-2019-2393, MongoDB Server users should upgrade to version 4.2.1, 4.0.13, or 3.6.15 depending on their current version.

Vulnerability/
CVE-2019-2393

medium

6.5

CWE

416

23/11/2020

30/11/2020

23/1/2024

CVE-2019-2393: Crash while joining collections with $lookup

First published: Mon Nov 23 2020(Updated: )

A user authorized to perform database queries may trigger denial of service by issuing specially crafted queries, which use $lookup and collations. This issue affects MongoDB Server v4.2 versions prior to 4.2.1; MongoDB Server v4.0 versions prior to 4.0.13 and MongoDB Server v3.6 versions prior to 3.6.15.

Credit: cna@mongodb.com cna@mongodb.com

Affected Software	Affected Version	How to fix
MongoDB MongoDB	>=3.6.0<3.6.15
MongoDB MongoDB	>=4.0.0<4.0.13
MongoDB MongoDB	>=4.2.0<4.2.1

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Reference Links

https://jira.mongodb.org/browse/SERVER-43350

Frequently Asked Questions

What is CVE-2019-2393?
CVE-2019-2393 is a vulnerability that allows a user with database query authorization to trigger a denial of service attack by issuing specially crafted queries in MongoDB Server.
Which versions of MongoDB Server are affected by CVE-2019-2393?
CVE-2019-2393 affects MongoDB Server v4.2 versions prior to 4.2.1, v4.0 versions prior to 4.0.13, and v3.6 versions prior to 3.6.15.
How does CVE-2019-2393 affect MongoDB Server?
CVE-2019-2393 allows a user with database query authorization to cause a denial of service by using $lookup and collations in specially crafted queries.
What is the severity of CVE-2019-2393?
CVE-2019-2393 has a severity rating of 6.5 (medium).
How can I fix CVE-2019-2393?
To fix CVE-2019-2393, MongoDB Server users should upgrade to version 4.2.1, 4.0.13, or 3.6.15 depending on their current version.

agent/type
agent/softwarecombine
agent/first-publish-date
collector/mitre-cve
source/MITRE
agent/severity
agent/references
agent/title
agent/weakness
agent/description
agent/event
agent/last-modified-date
agent/author
agent/tags
collector/nvd-api
source/NVD
agent/software-canonical-lookup
agent/software-canonical-lookup-request
collector/nvd-index
vendor/mongodb
canonical/mongodb mongodb
version/mongodb mongodb/3.6.0
version/mongodb mongodb/4.0.0
version/mongodb mongodb/4.2.0

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