Denial of service via malformed network packet
CVE-2019-20925

7.5HIGH

Key Information:

Vendor
MongoDB
Status
Mongodb Server
Vendor
CVE Published:
24 November 2020

Summary

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.

Affected Version(s)

MongoDB Server 4.2 < 4.2.1

MongoDB Server 4.0 < 4.0.13

MongoDB Server 3.6 < 3.6.15

References

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

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.