Back to Database
Status published
Medium
CVE-2019-20924
Invariant in IndexBoundsBuilder
Vulnerability Description
A user authorized to perform database queries may trigger denial of service by issuing specially crafted queries which trigger an invariant in the IndexBoundsBuilder. This issue affects MongoDB Server v4.2 versions prior to 4.2.2.
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
THREAT MONITOR
Am I Vulnerable?
Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2019-20924
Credits & Attribution
No credits recorded in the NVD database.
References
More from MongoDB Inc.
View All →CVE-2025-14847
Zlib compressed protocol header length confusion may allow memory read
High
8.7
CVE-2025-14345
Cross-Shard Failovers May Lead to Partial Transaction Commit in MongoDB Server
Low
2.3
CVE-2025-13644
MongoDB may be susceptible to Invariant Failure due to batched delete
High
7.1
CVE-2025-13643
MongoDB Server may allow queries to be terminated by unauthorized users
Low
2.3
CVE-2025-13507
Time-series operations may cause internal BSON size limit to be exceed
High
7.1
Affected Vendor
MongoDB Inc.
View all reports →Affected Software
MongoDB Server
Vulnerable Versions:
4.2
Timeline
Official Publish:
November 23rd, 2020
Last Modified:
September 16th, 2024
Added to House:
July 20th, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
Weaknesses (CWE)
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.