CVE-2021-21502
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I. Basic Information for CVE-2021-21502
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Dell PowerScale OneFS versions 8.1.0 – 9.1.0 contain a "use of SSH key past account expiration" vulnerability. A user on the network with the ISI_PRIV_AUTH_SSH RBAC privilege that has an expired account may potentially exploit this vulnerability, giving them access to the same things they had before account expiration. This may by a high privileged account and hence Dell recommends customers upgrade at the earliest opportunity.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Dell PowerScale OneFS 授权问题漏洞
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。 Dell PowerScale OneFS 中存在授权问题漏洞，该漏洞源于已过去账户的 ISI PRIV AUTH SSH RBAC权限仍然被使用，用户可通过该漏洞能够访问帐户过期前的相同内容。以下产品及型号受到影响：Dell PowerScale OneFS versions 8.1.0 – 9.1.0
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 / Main | - |
II. Public POCs for CVE-2021-21502
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Same Patch Batch · Dell · 2021-02-09 · 7 CVEs total
| CVE-2020-26191 | 7.8 HIGH | DELL EMC PowerScale 权限许可和访问控制问题漏洞 |
| CVE-2020-26192 | 7.8 HIGH | DELL EMC PowerScale 访问控制错误漏洞 |
| CVE-2020-26193 | 7.8 HIGH | DELL EMC PowerScale 操作系统命令注入漏洞 |
| CVE-2020-26194 | 7.0 HIGH | DELL EMC PowerScale 权限许可和访问控制问题漏洞 |
| CVE-2020-26196 | 5.5 MEDIUM | DELL EMC PowerScale 安全漏洞 |
| CVE-2020-26195 | 5.3 MEDIUM | DELL EMC PowerScale 安全漏洞 |
IV. Related Vulnerabilities
V. Comments for CVE-2021-21502
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