CVE-2020-7925: Denial of Service when processing malformed Role names

Published Nov 23, 2020
·
Updated

Incorrect validation of user input in the role name parser may lead to use of uninitialized memory allowing an unauthenticated attacker to use a specially crafted request to cause a denial of service. This issue affects MongoDB Server v4.4 versions prior to 4.4.0-rc12; MongoDB Server v4.2 versions prior to 4.2.9.

Other sources

Incorrect validation of user input in the role name parser may lead to use of uninitialized memory allowing an unauthenticated attacker to use a specially crafted request to cause a denial of service. This issue affects: MongoDB Inc. MongoDB Server v4.4 versions prior to 4.4.0-rc12; v4.2 versions prior to 4.2.9.

Affected Software

12 affected components
MongoDB MongoDB>=4.2.0<4.2.9
MongoDB MongoDB=4.4.0-rc1
MongoDB MongoDB=4.4.0-rc10
MongoDB MongoDB=4.4.0-rc11
MongoDB MongoDB=4.4.0-rc2
MongoDB MongoDB=4.4.0-rc3
MongoDB MongoDB=4.4.0-rc4
MongoDB MongoDB=4.4.0-rc5
MongoDB MongoDB=4.4.0-rc6
MongoDB MongoDB=4.4.0-rc7
MongoDB MongoDB=4.4.0-rc8
MongoDB MongoDB=4.4.0-rc9

Event History

Nov 23, 2020
CVE Published
via MITRE·02:50 PM
Data Sourced
via MITRE·02:50 PM
DescriptionSeverityWeakness

Frequently Asked Questions

1

What is the vulnerability ID?

CVE-2020-7925

2

What is the severity of CVE-2020-7925?

The severity of CVE-2020-7925 is high with a CVSS score of 7.5.

3

Which software versions are affected by CVE-2020-7925?

MongoDB Server v4.4 versions prior to 4.4.0-rc12 and v4.2 versions between 4.2.0 and 4.2.9 are affected by CVE-2020-7925.

4

How can an unauthenticated attacker exploit CVE-2020-7925?

An unauthenticated attacker can exploit CVE-2020-7925 by using a specially crafted request to cause a denial of service.

5

Is there a fix available for CVE-2020-7925?

Yes, a fix is available for CVE-2020-7925. MongoDB Server v4.4.0-rc12 and v4.2.9 include the necessary patches to address this vulnerability.

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203