CVE-2021-21531
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I. Basic Information for CVE-2021-21531
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Dell Unisphere for PowerMax versions prior to 9.2.1.6 contain an Authorization Bypass Vulnerability. A local authenticated malicious user with monitor role may exploit this vulnerability to perform unauthorized actions.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
服务端安全的客户端实施
Source: NVD (National Vulnerability Database)
Vulnerability Title
Dell EMC Unisphere for PowerMax 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
DELL Dell EMC Unisphere for PowerMax是美国戴尔（DELL）公司的一套针对PowerMax存储阵列的图形化管理工具。 PowerMax 存在安全漏洞，攻击者可利用该漏洞可以通过Dell Unisphere的PowerMax监控角色绕过限制，以升级权限。
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 |
|---|---|---|---|---|
| Dell | Unisphere for PowerMax | unspecified ~ 9.2.1.6 | - |
II. Public POCs for CVE-2021-21531
| # | POC Description | Source Link | Shenlong Link |
|---|
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- https://www.dell.com/support/kbdoc/000184565x_refsource_MISC
- https://nvd.nist.gov/vuln/detail/CVE-2021-21531
Same Patch Batch · Dell · 2021-04-30 · 14 CVEs total
| CVE-2021-21507 | 8.8 HIGH | Dell EMC Networking X-Series 加密问题漏洞 |
| CVE-2021-21530 | 8.3 HIGH | Dell OpenManage Enterprise 操作系统命令注入漏洞 |
| CVE-2021-21535 | 7.4 HIGH | Dell Hybrid Client 访问控制错误漏洞 |
| CVE-2021-21547 | 6.4 MEDIUM | Dell EMC Unity,UnityVSA和Unity XT 安全漏洞 |
| CVE-2021-21536 | 6.2 MEDIUM | Dell Hybrid Client 信息泄露漏洞 |
| CVE-2021-21537 | 6.2 MEDIUM | Dell Hybrid Client 信息泄露漏洞 |
| CVE-2021-21541 | 6.1 MEDIUM | Dell EMC iDRAC9 跨站脚本漏洞 |
| CVE-2021-21540 | 5.9 MEDIUM | Dell EMC iDRAC9 缓冲区错误漏洞 |
| CVE-2021-21539 | 5.9 MEDIUM | Dell EMC iDRAC9 安全漏洞 |
| CVE-2021-21543 | 4.8 MEDIUM | Dell EMC iDRAC9 跨站脚本漏洞 |
| CVE-2021-21542 | 4.8 MEDIUM | Dell EMC iDRAC9 跨站脚本漏洞 |
| CVE-2021-21534 | 4.0 MEDIUM | Dell Hybrid Client 信息泄露漏洞 |
| CVE-2021-21544 | 2.7 LOW | Dell EMC iDRAC9 授权问题漏洞 |
IV. Related Vulnerabilities
Same weakness: CWE-602
- CVE-2026-42160
Data Space Portal: Incorrect Authorization and Client-Side E - CVE-2026-39415
Frappe Learning Management System has Client-Side Manipulati - CVE-2026-25737
Budibase Arbitrary File Upload Leading to Multiple Critical - CVE-2026-30783
RustDesk Client Can Orphan API Channel to Ignore All Admin C - CVE-2026-23859
Dell Wyse Management Suite WMS 安全漏洞
V. Comments for CVE-2021-21531
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