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.
References (1)
Core 1
Core References
Issue Tracking, Patch, Vendor Advisory x_refsource_misc
https://jira.mongodb.org/browse/SERVER-43751
Scores
CVSS v3
7.5
EPSS
0.0142
EPSS Percentile
69.3%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-697
CWE-839
Status
published
Products (1)
mongodb/mongodb
3.4.0 - 3.4.24
Published
Nov 24, 2020
Tracked Since
Feb 18, 2026