CVE-2021-27420— GE UR family input validation
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I. Basic Information for CVE-2021-27420
Vulnerability Information
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Vulnerability Title
GE UR family input validation
Source: NVD (National Vulnerability Database)
Vulnerability Description
GE UR firmware versions prior to version 8.1x web server task does not properly handle receipt of unsupported HTTP verbs, resulting in the web server becoming temporarily unresponsive after receiving a series of unsupported HTTP requests. When unresponsive, the web server is inaccessible. By itself, this is not particularly significant as the relay remains effective in all other functionality and communication channels.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
输入验证不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
GE Grid Solutions UR 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
GE Grid Solutions UR是法国 （GE Grid Solutions）公司的一个嵌入式操作系统。提供高性能保护，可扩展的I / O，集成的监视和计量，高速通信以及广泛的编程和配置功能。 GE Grid Solutions UR 存在输入验证错误漏洞，该漏洞允许未经身份验证而泄露敏感信息。
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
II. Public POCs for CVE-2021-27420
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
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- https://www.cisa.gov/uscert/ics/advisories/icsa-21-075-02x_refsource_CONFIRM
- https://www.gegridsolutions.com/Passport/Login.aspxx_refsource_CONFIRM
- https://nvd.nist.gov/vuln/detail/CVE-2021-27420
Same Patch Batch · GE · 2022-03-23 · 7 CVEs total
| CVE-2021-27426 | 9.8 CRITICAL | GE UR family insecure default variable initialization |
| CVE-2021-27428 | 9.8 CRITICAL | GE UR family Unrestricted Upload of File with Dangerous Type |
| CVE-2021-27430 | 8.4 HIGH | GE UR family hardcoded credentials |
| CVE-2021-27422 | 7.5 HIGH | GE UR family exposure of sensitive information to an unauthorized actor |
| CVE-2021-27418 | 5.3 MEDIUM | GE UR family input validation |
| CVE-2021-27424 | 5.3 MEDIUM | GE UR family exposure of sensitive information to an unauthorized actor |
IV. Related Vulnerabilities
Same product: UR family
- CVE-2021-27422
GE UR family exposure of sensitive information to an unautho - CVE-2021-27426
GE UR family insecure default variable initialization - CVE-2021-27424
GE UR family exposure of sensitive information to an unautho - CVE-2021-27428
GE UR family Unrestricted Upload of File with Dangerous Type - CVE-2021-27418
GE UR family input validation
Same weakness: CWE-20
V. Comments for CVE-2021-27420
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