TI-2019-01952 Aliases CVE-2019-2392 GHSA-6wx3-3pp4-7q95

$mod can result in undefined behavior

LOW 31CWE-190Published 2020-11-23 · Updated 2024-09-16

Key facts

Attack vector: Network
Privileges required: Low
User interaction: None
Attack complexity: Low
Impact type: Denial of service
Confidentiality · integrity · availability: None · None · High
Fix status: Partial Red Hat: 3 without a fix

Attack profile from CVSS 3.1 · CNA. Fix status from CNA and Red Hat. Impact type from CWE-190 and the CVSS impact.

Summary

A user authorized to perform database queries may trigger denial of service by issuing specially crafted queries, which use the $mod operator to overflow negative values. This issue affects: MongoDB Inc. MongoDB Server v4.4 versions prior to 4.4.1; v4.2 versions prior to 4.2.9; v4.0 versions prior to 4.0.20; v3.6 versions prior to 3.6.20.

Why it matters now

EPSS 0.01261 69th percentileScored 2026-11-07

Fix Partial MongoDB Server (MongoDB Inc.): 3.6.20, 4.0.20, 4.2.9 +1Red Hat: 3 without a fix

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
MongoDB	MongoDB Server	3.6 to before 3.6.20; 4.0 to before 4.0.20; 4.2 to before 4.2.9; 4.4 to before 4.4.1	3.6.20, 4.0.20, 4.2.9, 4.4.1	Patch available	CNA

MongoDB Server VendorMongoDB Affected 3.6 to before 3.6.20; 4.0 to before 4.0.20; 4.2 to before 4.2.9; 4.4 to before 4.4.1 Fixed in 3.6.20, 4.0.20, 4.2.9, 4.4.1 Patch available CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:mongodb:mongodb::::::::	3.6.0 to before 3.6.20; 4.0.0 to before 4.0.20; 4.2.0 to before 4.2.9; 4.4.0 to before 4.4.1	Vulnerable	MongoDB

cpe:2.3:a:mongodb:mongodb:*:*:*:*:*:*:*:* Versions 3.6.0 to before 3.6.20; 4.0.0 to before 4.0.20; 4.2.0 to before 4.2.9; 4.4.0 to before 4.4.1 Vulnerable ·MongoDB

Remediation

Fix · CNA MongoDB Server (MongoDB Inc.) Fixed in 3.6.20, 4.0.20, 4.2.9, 4.4.1

Fixed in the same release

Records fixed by the same vendor advisory or release, as the CNA lists them.

Release · 2020-11-23
MongoDB Server 3.6.20, 4.0.20 and 2 more versions
2 records Highest priority Priority LOW 2 LOW
Other records, highest priority first
- TI-2020-06411 Improper neutralization of null byte leads to read overrunPriority LOW 32
Show all 2 records →

Vendor assessments

Red Hat

Red Hat rating: Moderate. Red Hat's page for this CVE →

Product	Status	Plan or fix
Red Hat OpenStack Platform 10 (Newton)	Affected	No fix planned: Out of support scope
Red Hat Software Collections	Affected	No fix planned: Will not fix
Red Hat Update Infrastructure 3 for Cloud Providers	Affected	No fix planned: Will not fix

Not affected: 1 product

Red Hat Advanced Cluster Management for Kubernetes 2

Timeline

2026-10-02 Threatist record created from CVE-2019-2392
2026-10-03 Alias added: GHSA-6wx3-3pp4-7q95

References

Advisory 1

https://jira.mongodb.org/browse/SERVER-43699

TI-2025-13542 Zlib compressed protocol header length confusion may allow memory read KEVCVSS 4.0HIGH 8.7
TI-2013-01669 MongoDB before 2.0.9 and 2.2.x before 2.2.4 does not properly validate requests to the… CVSS 2.0MEDIUM 6.0
TI-2026-56639 Uncontrolled Resource Consumption in MongoDB Sharded Cluster Router Allows Unauthenticated Denial of Service CVSS 4.0HIGH 8.7
TI-2026-56628 Reachable assertion in MongoDB Server CVSS 4.0HIGH 8.7
TI-2026-15322 Improper Input Validation in MongoDB Aggregation Framework Allows Unauthenticated Denial of Service on mongos CVSS 4.0HIGH 8.7
TI-2026-08537 Unbounded recursion in BSONColumn interleaved-reference causes pre-auth stack overflow CVSS 4.0HIGH 8.7

See all 187 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences