CVE-2020-7754— Regular Expression Denial of Service (ReDoS)
Quick assessment
Affected
n/a npm-user-validate
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.
NPM npm-user-validate是美国npm（NPM）公司的一个应用于 npm client 和 npm-www 校验的 npm 代码库。 npm-user-validate 1.0.1之前版本存在安全漏洞，该漏洞源于用于验证用户电子邮件的正则表达式处理以@字符开头的长输入字符串所花费的时间呈指数级增长。
Possible ATT&CK Techniques 1 AI
T1496 · Resource Hijacking
Get alerts for future matching vulnerabilities
Log in to subscribe
I. Basic Information for CVE-2020-7754
Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗
Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.
Vulnerability Title
Regular Expression Denial of Service (ReDoS)
Source: CVE Program / CVE List V5
Vulnerability Description
This affects the package npm-user-validate before 1.0.1. The regex that validates user emails took exponentially longer to process long input strings beginning with @ characters.
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 npm-user-validate 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
NPM npm-user-validate是美国npm（NPM）公司的一个应用于 npm client 和 npm-www 校验的 npm 代码库。 npm-user-validate 1.0.1之前版本存在安全漏洞，该漏洞源于用于验证用户电子邮件的正则表达式处理以@字符开头的长输入字符串所花费的时间呈指数级增长。
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 |
|---|---|---|---|---|
| - | npm-user-validate | unspecified ~ 1.0.1 | - |
|
II. Public POCs for CVE-2020-7754
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
Premium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2020-7754
请登录查看更多情报信息。
Patches & Fixes for CVE-2020-7754 (1)
Vendor Advisories for CVE-2020-7754 (3)
-
https://snyk.io/vuln/SNYK-JS-NPMUSERVALIDATE-1019352 x_refsource_MISC
-
https://snyk.io/vuln/SNYK-JAVA-ORGWEBJARSNPM-1019353 x_refsource_MISC
Same Patch Batch · n/a · 2020-10-27 · 28 CVEs total
| CVE-2020-7753 | 7.5 HIGH | Regular Expression Denial of Service (ReDoS) |
| CVE-2020-7755 | 7.5 HIGH | Regular Expression Denial of Service (ReDoS) |
| CVE-2020-6023 | Check Point ZoneAlarm 代码问题漏洞 | |
| CVE-2020-16140 | WordPress Greenmart theme 跨站脚本漏洞 | |
| CVE-2020-27890 | Texas Instruments CC2538 输入验证错误漏洞 | |
| CVE-2020-27891 | Texas Instruments CC2538 输入验证错误漏洞 | |
| CVE-2020-27892 | Texas Instruments CC2538 安全漏洞 | |
| CVE-2020-25765 | Western Digital My Cloud 操作系统命令注入漏洞 | |
| CVE-2020-27159 | Western Digital My Cloud 操作系统命令注入漏洞 | |
| CVE-2020-27158 | Western Digital My Cloud 操作系统命令注入漏洞 | |
| CVE-2020-27160 | Western Digital My Cloud 路径遍历漏洞 | |
| CVE-2020-12830 | Western Digital My Cloud 缓冲区错误漏洞 | |
| CVE-2020-27888 | Ubiquiti Networks Ubiquiti UniFi 安全漏洞 | |
| CVE-2020-27853 | Wire 格式化字符串错误漏洞 | |
| CVE-2020-23945 | Victor CMS SQL注入漏洞 | |
| CVE-2018-21269 | OpenRC 后置链接漏洞 | |
| CVE-2020-6022 | Check Point ZoneAlarm 授权问题漏洞 | |
| CVE-2020-8579 | NetApp Clustered Data ONTAP 安全漏洞 | |
| CVE-2020-10256 | AgileBits 1Password 安全漏洞 | |
| CVE-2020-23864 | IOBit Malware Fighter 安全漏洞 |
Showing top 20 of 28 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
V. Comments for CVE-2020-7754
No comments yet