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CVE-2021-21578

Quick assessment

Affected
Dell Integrated Dell Remote Access Controller (iDRAC)
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 iDRAC9是美国戴尔（DELL）公司的一套包含硬件和软件的系统管理解决方案。该方案为Dell PowerEdge系统提供远程管理、崩溃系统恢复和电源控制等功能。 Dell EMC iDRAC9 4.40.40.00及之前版本存在安全漏洞。远程攻击者可利用该漏洞欺骗受害者用户点击恶意制作的链接，将用户重定向到任意的链接地址。

CVSS 6.1 · Medium EPSS 0.81% · P54

Possible ATT&CK Techniques 1 AI

T1189 · Drive-by Compromise
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I. Basic Information for CVE-2021-21578

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
Dell EMC iDRAC9 versions prior to 4.40.40.00 contain an open redirect vulnerability. A remote unauthenticated attacker may exploit this vulnerability to redirect users to arbitrary web URLs by tricking the victim users to click on maliciously crafted links.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
指向未可信站点的URL重定向(开放重定向)
Source: CVE Program / CVE List V5
Vulnerability Title
Dell EMC iDRAC9 输入验证错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
DELL Dell EMC iDRAC9是美国戴尔（DELL）公司的一套包含硬件和软件的系统管理解决方案。该方案为Dell PowerEdge系统提供远程管理、崩溃系统恢复和电源控制等功能。 Dell EMC iDRAC9 4.40.40.00及之前版本存在安全漏洞。远程攻击者可利用该漏洞欺骗受害者用户点击恶意制作的链接，将用户重定向到任意的链接地址。
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 Integrated Dell Remote Access Controller (iDRAC) unspecified ~ 4.40.40.00 -

II. Public POCs for CVE-2021-21578

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III. Intelligence Information for CVE-2021-21578

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Other References for CVE-2021-21578 (1)

Same Patch Batch · Dell · 2021-08-03 · 6 CVEs total

CVE-2021-21581 6.5 MEDIUM Dell EMC iDRAC9 跨站脚本漏洞
CVE-2021-21576 6.1 MEDIUM DELL Dell EMC iDRAC9 跨站脚本漏洞
CVE-2021-21577 6.1 MEDIUM DELL Dell EMC iDRAC9 跨站脚本漏洞
CVE-2021-21579 6.1 MEDIUM Dell EMC iDRAC9 输入验证错误漏洞
CVE-2021-21580 4.3 MEDIUM DELL Dell EMC iDRAC9 和 Dell EMC iDRAC8 注入漏洞

IV. Related Vulnerabilities

Same product: Integrated Dell Remote Access Controller (iDRAC)
Same vendor: Dell
Same weakness: CWE-601

V. Comments for CVE-2021-21578

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