CVE-2021-43589
Quick assessment
Affected
Dell Unity
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.
DELL Dell EMC Unity是美国戴尔（DELL）公司的一款统一存储阵列产品。 Dell EMC Unity 存在操作系统命令注入漏洞，该漏洞源于输入验证不足。攻击者可利用该漏洞运行精心编制的命令并升级系统上的权限。
Possible ATT&CK Techniques 3 AI
T1059 · Command and Scripting Interpreter T1068 · Exploitation for Privilege Escalation T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-43589
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Dell EMC Unity, Dell EMC UnityVSA and Dell EMC Unity XT versions prior to 5.1.2.0.5.007 contain an operating system (OS) command injection Vulnerability. A locally authenticated user with high privileges may potentially exploit this vulnerability, leading to the execution of arbitrary OS commands on the Unity underlying OS, with the privileges of the vulnerable application. Exploitation may lead to an elevation of privilege.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
在命令中使用的特殊元素转义处理不恰当(命令注入)
Source: CVE Program / CVE List V5
Vulnerability Title
DELL Dell EMC Unity 操作系统操作系统命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
DELL Dell EMC Unity是美国戴尔（DELL）公司的一款统一存储阵列产品。 Dell EMC Unity 存在操作系统命令注入漏洞，该漏洞源于输入验证不足。攻击者可利用该漏洞运行精心编制的命令并升级系统上的权限。
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
II. Public POCs for CVE-2021-43589
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2021-43589 (1)
Same Patch Batch · Dell · 2022-01-24 · 6 CVEs total
| CVE-2022-22554 | 8.2 HIGH | Dell Emc System Update 安全漏洞 |
| CVE-2021-36342 | 7.5 HIGH | Dell Bios 输入验证错误漏洞 |
| CVE-2021-36343 | 7.5 HIGH | Dell Bios 输入验证错误漏洞 |
| CVE-2021-36349 | 4.3 MEDIUM | Dell Emc Data Protection Central 代码问题漏洞 |
| CVE-2021-43588 | 4.3 MEDIUM | Dell Emc Data Protection Central 输入验证错误漏洞 |
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V. Comments for CVE-2021-43589
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