CVE-2020-7921— Administrative action may disable enforcement of per-user IP whitelisting
Quick assessment
Affected
MongoDB Inc. MongoDB Server
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
MongoDB Server是美国MongoDB公司的一套开源的NoSQL数据库。该数据库提供面向集合的存储、动态查询、数据复制及自动故障转移等功能。 MongoDB Server中的授权子系统存在安全漏洞，该漏洞源于程序没有正确序列化内部的授权状态。攻击者可利用该漏洞绕过IP白名单保护机制。以下产品及版本受到影响：MongoDB Server 4.2.3之前的4.2版本，4.0.15之前的4.0版本，4.3.3之前的4.3版本，3.6.18之前的3.6版本。
Possible ATT&CK Techniques 1 AI
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I. Basic Information for CVE-2020-7921
Vulnerability Information
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Vulnerability Title
Administrative action may disable enforcement of per-user IP whitelisting
Source: CVE Program / CVE List V5
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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
数据的崩溃导致不安全数值
Source: CVE Program / CVE List V5
Vulnerability Title
MongoDB Server 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
MongoDB Server是美国MongoDB公司的一套开源的NoSQL数据库。该数据库提供面向集合的存储、动态查询、数据复制及自动故障转移等功能。 MongoDB Server中的授权子系统存在安全漏洞，该漏洞源于程序没有正确序列化内部的授权状态。攻击者可利用该漏洞绕过IP白名单保护机制。以下产品及版本受到影响：MongoDB Server 4.2.3之前的4.2版本，4.0.15之前的4.0版本，4.3.3之前的4.3版本，3.6.18之前的3.6版本。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| MongoDB Inc. | MongoDB Server | 4.2 ~ 4.2.3 | - |
|
II. Public POCs for CVE-2020-7921
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2020-7921 (1)
-
https://jira.mongodb.org/browse/SERVER-45472 x_refsource_MISC
IV. Related Vulnerabilities
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V. Comments for CVE-2020-7921
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