CVE-2021-23371— Regular Expression Denial of Service (ReDoS)
Quick assessment
Affected
n/a chrono-node
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Npm chrono-node是美国Npm公司的一个应用程序。用于处理大多数日期/时间格式并从任何给定的文本中提取信息。 Chrono-node 2.2.4版本之前存在安全漏洞，该漏洞源于程序挂在带有大量嵌入空格的类似日期的字符串上。
Possible ATT&CK Techniques 1 AI
T1496 · Resource Hijacking
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I. Basic Information for CVE-2021-23371
Vulnerability Information
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Vulnerability Title
Regular Expression Denial of Service (ReDoS)
Source: CVE Program / CVE List V5
Vulnerability Description
This affects the package chrono-node before 2.2.4. It hangs on a date-like string with lots of embedded spaces.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
Npm chrono-node 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Npm chrono-node是美国Npm公司的一个应用程序。用于处理大多数日期/时间格式并从任何给定的文本中提取信息。 Chrono-node 2.2.4版本之前存在安全漏洞，该漏洞源于程序挂在带有大量嵌入空格的类似日期的字符串上。
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 |
|---|---|---|---|---|
| - | chrono-node | unspecified ~ 2.2.4 | - |
|
II. Public POCs for CVE-2021-23371
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Qwen3.6-35B-A3B
· 6409 chars
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III. Intelligence Information for CVE-2021-23371
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Patches & Fixes for CVE-2021-23371 (1)
Vendor Advisories for CVE-2021-23371 (1)
-
https://snyk.io/vuln/SNYK-JS-CHRONONODE-1083228 x_refsource_MISC
Other References for CVE-2021-23371 (1)
-
https://github.com/wanasit/chrono/issues/382 x_refsource_MISC
Same Patch Batch · n/a · 2021-04-12 · 23 CVEs total
| CVE-2021-23370 | 7.5 HIGH | Prototype Pollution |
| CVE-2021-23369 | 5.6 MEDIUM | Remote Code Execution (RCE) |
| CVE-2021-23368 | 5.3 MEDIUM | Regular Expression Denial of Service (ReDoS) |
| CVE-2021-3125 | TP-Link TL-XDR 安全漏洞 | |
| CVE-2021-29379 | D-Link DIR-802 操作系统命令注入漏洞 | |
| CVE-2020-24285 | Intelbras TIP 200 信息泄露漏洞 | |
| CVE-2020-28872 | jonfinley Monitorr 安全漏洞 | |
| CVE-2021-25926 | Echel0n SiCKRAGE 跨站脚本漏洞 | |
| CVE-2021-25925 | Echel0n SiCKRAGE 跨站脚本漏洞 | |
| CVE-2021-27486 | FATEK Automation WinProladder 数字错误漏洞 | |
| CVE-2021-23270 | Michael gargoyle 安全漏洞 | |
| CVE-2021-30030 | Saad Irfan RemoteClinic 跨站脚本漏洞 | |
| CVE-2021-3128 | ASUS RT-AX3000 安全漏洞 | |
| CVE-2021-29302 | TP-Link TL-WR802N 缓冲区错误漏洞 | |
| CVE-2020-15390 | Pegasystem PEGA Platform 安全漏洞 | |
| CVE-2021-29357 | OutSystems Platform 代码问题漏洞 | |
| CVE-2019-15059 | Liberty lisPBX 安全漏洞 | |
| CVE-2021-3163 | Quill 跨站脚本漏洞 | |
| CVE-2021-30039 | Saad Irfan RemoteClinic 跨站脚本漏洞 | |
| CVE-2021-30042 | Saad Irfan RemoteClinic 跨站脚本漏洞 |
Showing top 20 of 23 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2021-23371
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