CVE-2021-23421— Prototype Pollution
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I. Basic Information for CVE-2021-23421
Vulnerability Information
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Vulnerability Title
Prototype Pollution
Source: NVD (National Vulnerability Database)
Vulnerability Description
All versions of package merge-change are vulnerable to Prototype Pollution via the utils.set function.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
merge-change 软件包安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
merge-change是开源的一个用于深度合并对象和其他类型的简单库，也用于补丁和不可变更新。 merge-change 软件包存在安全漏洞，通过utils.set函数，软件包容易受到原型污染的影响。
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-change | 0 ~ unspecified | - |
II. Public POCs for CVE-2021-23421
| # | POC Description | Source Link | Shenlong Link |
|---|
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No public POC found.
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- https://snyk.io/vuln/SNYK-JS-MERGECHANGE-1310985x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-23421
Same Patch Batch · n/a · 2021-08-11 · 91 CVEs total
| CVE-2021-38516 | 10.0 CRITICAL | 多款Netgear产品安全漏洞 |
| CVE-2021-38530 | 9.6 CRITICAL | Netgear NETGEAR 命令注入漏洞 |
| CVE-2021-38528 | 9.6 CRITICAL | Netgear NETGEAR 命令注入漏洞 |
| CVE-2021-38513 | 9.6 CRITICAL | Netgear RBR750 授权问题漏洞 |
| CVE-2021-38518 | 8.4 HIGH | Netgear NETGEAR 命令注入漏洞 |
| CVE-2021-38529 | 8.3 HIGH | Netgear NETGEAR 命令注入漏洞 |
| CVE-2021-38527 | 8.1 HIGH | 多款 NETGEAR 设备命令注入漏洞 |
| CVE-2021-23420 | 7.7 HIGH | Deserialization of Untrusted Data |
| CVE-2021-38515 | 7.4 HIGH | Netgear NETGEAR 安全漏洞 |
| CVE-2021-38523 | 6.9 MEDIUM | NETGEAR R6400 缓冲区错误漏洞 |
| CVE-2021-38517 | 6.9 MEDIUM | Netgear NETGEAR 缓冲区错误漏洞 |
| CVE-2021-38522 | 6.8 MEDIUM | NETGEAR R6400 缓冲区错误漏洞 |
| CVE-2021-38525 | 6.8 MEDIUM | Netgear NETGEAR 缓冲区错误漏洞 |
| CVE-2021-38520 | 6.6 MEDIUM | Netgear NETGEAR 命令注入漏洞 |
| CVE-2021-38519 | 6.3 MEDIUM | Netgear NETGEAR 命令注入漏洞 |
| CVE-2021-38521 | 6.1 MEDIUM | Netgear NETGEAR 命令注入漏洞 |
| CVE-2021-38531 | 4.7 MEDIUM | Netgear NETGEAR 安全漏洞 |
| CVE-2021-38524 | 4.5 MEDIUM | Netgear多款产品缓冲区错误漏洞 |
| CVE-2021-38526 | 4.3 MEDIUM | Netgear NETGEAR 缓冲区错误漏洞 |
| CVE-2020-21359 | Maccms 代码问题漏洞 |
Showing top 20 of 91 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
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Open5GS SMF ogs_nas_parse_qos_rules denial of service - CVE-2026-8269
Open5GS SMF smf_nsmf_handle_create_sm_context denial of serv - CVE-2026-8268
Open5GS SMF OpenAPI_list_create denial of service
V. Comments for CVE-2021-23421
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