CVE-2019-20925

Denial of service via malformed network packet

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.

Categories

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.48%
Vendor Advisory mongodb.org
Affected: MongoDB Inc. MongoDB Server
Published at:
Updated at:

References

Link Tags
https://jira.mongodb.org/browse/SERVER-43751 patch vendor advisory issue tracking

Frequently Asked Questions

What is the severity of CVE-2019-20925?
CVE-2019-20925 has been scored as a high severity vulnerability.
How to fix CVE-2019-20925?
To fix CVE-2019-20925, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-20925 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2019-20925 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2019-20925?
CVE-2019-20925 affects MongoDB Inc. MongoDB Server.
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