CVE-2021-20334 - CVE House

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Status published Medium CVE-2021-20334

Local privilege escalation in MongoDB Compass for Windows

4.8 CVSS

Vulnerability Description

A malicious 3rd party with local access to the Windows machine where MongoDB Compass is installed can execute arbitrary software with the privileges of the user who is running MongoDB Compass. This issue affects: MongoDB Inc. MongoDB Compass 1.x version 1.3.0 on Windows and later versions; 1.x versions prior to 1.25.0 on Windows.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

Hou JingYi (@hjy79425575)

References

https://jira.mongodb.org/browse/COMPASS-4510

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Affected Vendor

MongoDB Inc.

View all reports →

Affected Software

MongoDB Compass

Vulnerable Versions:

1.3.0

Timeline

Official Publish: April 6th, 2021

Last Modified: September 17th, 2024

Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L

Weaknesses (CWE)

MITRE ATT&CK TTPs

T1078 Valid Accounts

T1098 Account Manipulation

Privilege Escalation

T1548 Abuse Elevation Control Mechanism

Privilege Escalation

T1222 File and Directory Permissions Modification

Defense Evasion

T1134 Access Token Manipulation

Defense Evasion