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CVE-2021-23820— Prototype Pollution

Quick assessment

Affected
n/a json-pointer
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.

Json-Pointer是瑞士Manuel Stofer个人开发者的一个开源的、Rfc 6901 描述的 Json 指针的一些实用程序。 json-pointer存在安全漏洞，该漏洞源于网络系统或产品的代码开发过程中存在设计或实现不当的问题。

CVSS 5.6 · Medium EPSS 1.87% · P79

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-23820

Vulnerability Information
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Vulnerability Title
Prototype Pollution
Source: CVE Program / CVE List V5
Vulnerability Description
This affects all versions of package json-pointer. A type confusion vulnerability can lead to a bypass of CVE-2020-7709 when the pointer components are arrays.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
json-pointer 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Json-Pointer是瑞士Manuel Stofer个人开发者的一个开源的、Rfc 6901 描述的 Json 指针的一些实用程序。 json-pointer存在安全漏洞，该漏洞源于网络系统或产品的代码开发过程中存在设计或实现不当的问题。
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
- json-pointer 0 ~ unspecified -

II. Public POCs for CVE-2021-23820

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III. Intelligence Information for CVE-2021-23820

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Vendor Advisories for CVE-2021-23820 (2)

Other References for CVE-2021-23820 (1)

Same Patch Batch · n/a · 2021-11-03 · 41 CVEs total

CVE-2021-23624 5.6 MEDIUM Prototype Pollution
CVE-2021-23807 5.6 MEDIUM Prototype Pollution
CVE-2021-23509 5.6 MEDIUM Prototype Pollution
CVE-2021-23784 5.4 MEDIUM Cross-site Scripting (XSS)
CVE-2021-23472 3.1 LOW Cross-site Scripting (XSS)
CVE-2021-43140 Simple Subscription Website SQL注入漏洞
CVE-2020-18259 Ed01-Cms 跨站脚本漏洞
CVE-2020-18261 Ed01-Cms 代码问题漏洞
CVE-2020-18262 Ed01-Cms SQL注入漏洞
CVE-2020-18263 PHPCMS SQL注入漏洞
CVE-2020-23680 Text2Pdf 代码问题漏洞
CVE-2021-43141 Simple Subscription Website 跨站脚本漏洞
CVE-2020-28416 Hp OfficeJet和Hp PageWide 安全漏洞
CVE-2020-6931 HP Print and Scan Doctor 安全漏洞
CVE-2021-33800 Alibaba Druid 路径遍历漏洞
CVE-2021-35053 Mozilla Firefox 安全漏洞
CVE-2021-41492 Simple Cashiering System SQL注入漏洞
CVE-2021-42772 Broadcom Management Center 安全漏洞
CVE-2021-43339 Ericsson Network Location Mps Gmpc21 命令注入漏洞
CVE-2021-43032 XenForo 跨站脚本漏洞

Showing top 20 of 41 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: json-pointer
Same vendor: n/a

V. Comments for CVE-2021-23820

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