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CVE-2021-21503

Quick assessment

Affected
Dell PowerScale OneFS
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 Technologies Dell PowerScale OneFS是美国Dell Technologies公司的一个操作系统。提供横向扩展NAS的PowerScale OneFS操作系统。 PowerScale OneFS 8.1.2,8.2.2 and 9.1.0 存在操作系统命令注入漏洞，攻击者可能利用该漏洞导致潜在的权限升级。

CVSS 7.8 · High EPSS 0.31% · P24
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I. Basic Information for CVE-2021-21503

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
PowerScale OneFS 8.1.2,8.2.2 and 9.1.0 contains an improper input sanitization issue in a command. The Compadmin user could potentially exploit this vulnerability, leading to potential privileges escalation.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
OS命令中使用的特殊元素转义处理不恰当(OS命令注入)
Source: CVE Program / CVE List V5
Vulnerability Title
Dell PowerScale OneFS 操作系统命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Dell Technologies Dell PowerScale OneFS是美国Dell Technologies公司的一个操作系统。提供横向扩展NAS的PowerScale OneFS操作系统。 PowerScale OneFS 8.1.2,8.2.2 and 9.1.0 存在操作系统命令注入漏洞，攻击者可能利用该漏洞导致潜在的权限升级。
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 PowerScale OneFS unspecified ~ 8.1.2, 8.2.2,9.1.0.x,EMPIRE (9.2.0), GOTHAM -

II. Public POCs for CVE-2021-21503

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III. Intelligence Information for CVE-2021-21503

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Other References for CVE-2021-21503 (1)

Same Patch Batch · Dell · 2021-03-08 · 3 CVEs total

CVE-2021-21506 8.8 HIGH PowerScale OneFS 输入验证错误漏洞
CVE-2021-21510 Dell iDRAC8 注入漏洞

IV. Related Vulnerabilities

Same product: PowerScale OneFS
Same vendor: Dell
Same weakness: CWE-78

V. Comments for CVE-2021-21503

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