CVE-2021-23700— Prototype Pollution
Quick assessment
Affected
n/a merge-deep2
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.
merge-deep是开源的一个工具。用于递归合并 JavaScript 对象中的值。 Nerge-deep2 中存在代码问题漏洞，该漏洞源于产品容易受到mergeDeep函数的原型污染。以下产品及版本受到影响：Nerge-deep2 3.0.6 版本及之前版本。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-23700
Vulnerability Information
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Vulnerability Title
Prototype Pollution
Source: CVE Program / CVE List V5
Vulnerability Description
All versions of package merge-deep2 are vulnerable to Prototype Pollution via the mergeDeep() function.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
merge-deep 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
merge-deep是开源的一个工具。用于递归合并 JavaScript 对象中的值。 Nerge-deep2 中存在代码问题漏洞，该漏洞源于产品容易受到mergeDeep函数的原型污染。以下产品及版本受到影响：Nerge-deep2 3.0.6 版本及之前版本。
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 |
|---|---|---|---|---|
| - | merge-deep2 | 0 ~ unspecified | - |
|
II. Public POCs for CVE-2021-23700
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2021-23700 (1)
-
https://snyk.io/vuln/SNYK-JS-MERGEDEEP2-1727593 x_refsource_MISC
Same Patch Batch · n/a · 2021-12-10 · 17 CVEs total
| CVE-2021-23639 | 9.8 CRITICAL | Remote Code Execution (RCE) |
| CVE-2021-23463 | 8.1 HIGH | XML External Entity (XXE) Injection |
| CVE-2021-23663 | 6.5 MEDIUM | Prototype Pollution |
| CVE-2021-23561 | 6.5 MEDIUM | Prototype Pollution |
| CVE-2021-27984 | Pluck 代码问题漏洞 | |
| CVE-2021-27983 | MaxSite CMS 输入验证错误漏洞 | |
| CVE-2021-31747 | Pluck 信任管理问题漏洞 | |
| CVE-2021-31746 | Pluck 路径遍历漏洞 | |
| CVE-2021-31745 | Pluck 授权问题漏洞 | |
| CVE-2021-29214 | HPE StoreServ Management Console和Manage 代码注入漏洞 | |
| CVE-2021-37934 | Huntflow Enterprise 权限许可和访问控制问题漏洞 | |
| CVE-2021-37935 | Huntflow Enterprise 信息泄露漏洞 | |
| CVE-2021-37189 | Digi TransPort 安全漏洞 | |
| CVE-2021-37188 | Digi International Digi TransPort 数据伪造问题漏洞 | |
| CVE-2021-37187 | Digi International Digi TransPort 安全漏洞 | |
| CVE-2021-35978 | Digi TransPort DR64 命令注入漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2021-23700
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