CVE-2021-27430— GE UR family hardcoded credentials
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I. Basic Information for CVE-2021-27430
Vulnerability Information
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Vulnerability Title
GE UR family hardcoded credentials
Source: NVD (National Vulnerability Database)
Vulnerability Description
GE UR bootloader binary Version 7.00, 7.01 and 7.02 included unused hardcoded credentials. Additionally, a user with physical access to the UR IED can interrupt the boot sequence by rebooting the UR.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
使用硬编码的凭证
Source: NVD (National Vulnerability Database)
Vulnerability Title
GE Grid Solutions UR 信任管理问题漏洞
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 7.00, 7.01 and 7.02 存在信任管理问题漏洞，该漏洞源于包含未使用的硬编码凭据。
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 |
|---|---|---|---|---|
| GE | UR bootloader binary | 7.00 | - |
II. Public POCs for CVE-2021-27430
| # | POC Description | Source Link | Shenlong Link |
|---|
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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-2021-27430
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-2021-27422 | 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-2021-27420 | 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 weakness: CWE-798
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D-Link DIR-456U A1 Hardcoded Telnet Backdoor Credentials - CVE-2026-42375
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V. Comments for CVE-2021-27430
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