5.3
MEDIUM
CVE-2020-7921
MongoDB Server IP Whitelisting Bypass Vulnerability
Description

Improper serialization of internal state in the authorization subsystem in MongoDB Server's authorization subsystem permits a user with valid credentials to bypass IP whitelisting protection mechanisms following administrative action. This issue affects MongoDB Server v4.2 versions prior to 4.2.3; MongoDB Server v4.0 versions prior to 4.0.15; MongoDB Server v4.3 versions prior to 4.3.3and MongoDB Server v3.6 versions prior to 3.6.18.

INFO

Published Date :

May 6, 2020, 3:15 p.m.

Last Modified :

Jan. 23, 2024, 3:15 p.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

1.6
Affected Products

The following products are affected by CVE-2020-7921 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Mongodb mongodb
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2020-7921.

URL Resource
https://jira.mongodb.org/browse/SERVER-45472 Patch Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2020-7921 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2020-7921 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Jan. 23, 2024

    Action Type Old Value New Value
    Changed Description Improper serialization of internal state in the authorization subsystem in MongoDB Server's authorization subsystem permits a user with valid credentials to bypass IP whitelisting protection mechanisms following administrative action. This issue affects: MongoDB Inc. MongoDB Server 4.2 versions prior to 4.2.3; 4.0 versions prior to 4.0.15; 4.3 versions prior to 4.3.3; 3.6 versions prior to 3.6.18. Improper serialization of internal state in the authorization subsystem in MongoDB Server's authorization subsystem permits a user with valid credentials to bypass IP whitelisting protection mechanisms following administrative action. This issue affects MongoDB Server v4.2 versions prior to 4.2.3; MongoDB Server v4.0 versions prior to 4.0.15; MongoDB Server v4.3 versions prior to 4.3.3and MongoDB Server v3.6 versions prior to 3.6.18.
  • Reanalysis by [email protected]

    Jul. 07, 2020

    Action Type Old Value New Value
    Removed CVSS V2 NIST (AV:N/AC:L/Au:S/C:N/I:P/A:N)
    Added CVSS V2 NIST (AV:N/AC:M/Au:S/C:N/I:P/A:N)
    Removed CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
    Added CVSS V3.1 NIST AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N
  • Initial Analysis by [email protected]

    May. 12, 2020

    Action Type Old Value New Value
    Added CVSS V2 NIST (AV:N/AC:L/Au:S/C:N/I:P/A:N)
    Added CVSS V3.1 NIST AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N
    Changed Reference Type https://jira.mongodb.org/browse/SERVER-45472 No Types Assigned https://jira.mongodb.org/browse/SERVER-45472 Patch, Vendor Advisory
    Added CWE NIST CWE-863
    Added CPE Configuration OR *cpe:2.3:a:mongodb:mongodb:*:*:*:*:*:*:*:* versions from (including) 3.6.0 up to (excluding) 3.6.18 *cpe:2.3:a:mongodb:mongodb:*:*:*:*:*:*:*:* versions from (including) 4.0.0 up to (excluding) 4.0.15 *cpe:2.3:a:mongodb:mongodb:*:*:*:*:*:*:*:* versions from (including) 4.2.0 up to (excluding) 4.2.3 *cpe:2.3:a:mongodb:mongodb:*:*:*:*:*:*:*:* versions from (including) 4.3.0 up to (excluding) 4.3.3
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2020-7921 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2020-7921 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.05 }} 0.00%

score

0.20649

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability