CVE-2021-27794
Get alerts for future matching vulnerabilitiesLog in to subscribe
I. Basic Information for CVE-2021-27794
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View Shenlong Deep Dive ↗ Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.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
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability in the authentication mechanism of Brocade Fabric OS versions before Brocade Fabric OS v.9.0.1a, v8.2.3a and v7.4.2h could allow a user to Login with empty password, and invalid password through telnet, ssh and REST.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Brocade Fabric OS 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Brocade Fabric OS（FOS）是美国博科（Brocade）公司的一套使用在交换机和路由器等设备中的嵌入式操作系统。 Brocade Fabric OS存在安全漏洞。攻击者可利用该漏洞通过空密码绕过限制，以升级自己的权限。
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 |
|---|---|---|---|---|
| - | Brocade Fabric OS | before Brocade Fabric OS v.9.0.1a, v8.2.3a and v7.4.2h | - |
II. Public POCs for CVE-2021-27794
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
Login to generate AI POCIII. Intelligence Information for CVE-2021-27794
请登录查看更多情报信息。
Vendor Advisories for CVE-2021-27794 (1)
- https://security.netapp.com/advisory/ntap-20210819-0001/x_refsource_CONFIRM
Other References for CVE-2021-27794 (1)
Same Patch Batch · n/a · 2021-08-12 · 58 CVEs total
| CVE-2020-20975 | Gxlcms SQL注入漏洞 | |
| CVE-2020-28165 | Nature Easy Soft Network Technology ZenTao 代码问题漏洞 | |
| CVE-2021-38592 | Wasm3 缓冲区错误漏洞 | |
| CVE-2021-37222 | RCDCAP 安全漏洞 | |
| CVE-2020-24576 | Netskope Client 安全漏洞 | |
| CVE-2020-22403 | express-cart 跨站请求伪造漏洞 | |
| CVE-2021-27790 | Brocade Fabric OS 缓冲区错误漏洞 | |
| CVE-2021-27791 | Brocade Fabric OS 缓冲区错误漏洞 | |
| CVE-2021-35955 | Contao 跨站脚本漏洞 | |
| CVE-2021-20314 | libspf2 缓冲区错误漏洞 | |
| CVE-2021-38597 | wolfSSL 数据伪造问题漏洞 | |
| CVE-2020-20977 | UK CMS 跨站脚本漏洞 | |
| CVE-2020-20979 | LJCMS 代码问题漏洞 | |
| CVE-2020-20981 | Metinfo MetInfo SQL注入漏洞 | |
| CVE-2021-38599 | WAL-G 代码问题漏洞 | |
| CVE-2021-38604 | GNU C Library 代码问题漏洞 | |
| CVE-2021-38606 | reNgine 安全特征问题漏洞 | |
| CVE-2020-18445 | YUNUCMS 跨站脚本漏洞 | |
| CVE-2020-18446 | YUNUCMS 跨站脚本漏洞 | |
| CVE-2020-18449 | UKCMS 跨站脚本漏洞 |
Showing top 20 of 58 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: Brocade Fabric OS
- CVE-2025-4663
Denial-of-Service (DoS) after Unusual or Exceptional Conditi - CVE-2024-5461
Command or parameter injection via unique embedded switch SN - CVE-2024-5462
Brocade Fabric OS may capture SNMP Passwords in clear text - CVE-2023-4163
Possible buffer overflow in portcfgfportbuffers in Brocade F - CVE-2023-31430
buffer overflow vulnerability in “secpolicydelete” command
Same vendor: n/a
V. Comments for CVE-2021-27794
No comments yet