CVE-2019-20925

Denial of service via malformed network packet

State: Published
Severity: 7.5 High
Published: Nov 24, 2020
Updated: Sep 16, 2024
Reserved: Oct 6, 2020

Description

An unauthenticated client can trigger denial of service by issuing specially crafted wire protocol messages, which cause the message decompressor to incorrectly allocate memory. This issue affects MongoDB Server v4.2 versions prior to 4.2.1; MongoDB Server v4.0 versions prior to 4.0.13; MongoDB Server v3.6 versions prior to 3.6.15 and MongoDB Server v3.4 versions prior to 3.4.24.

Scores

CVSS	Score	Vector	Source
3.1	7.5 High	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	mongodb

Weaknesses

CWE-839 Numeric Range Comparison Without Minimum Check

Affected Products

Product	Versions
MongoDB ServerMongoDB Inc.	4.2 to before 4.2.1Affected 4.0 to before 4.0.13Affected 3.6 to before 3.6.15Affected 3.4 to before 3.4.24Affected

References

https://jira.mongodb.org/browse/SERVER-43751

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