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I. Basic Information for CVE-2021-21557
Vulnerability Information

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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Dell PowerEdge Server BIOS and select Dell Precision Rack BIOS contain an out-of-bounds array access vulnerability. A local malicious user with high privileges may potentially exploit this vulnerability, leading to a denial of service, arbitrary code execution, or information disclosure in System Management Mode.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
输入验证不恰当
Source: NVD (National Vulnerability Database)
Vulnerability Title
Dell PowerEdge Server 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Dell PowerEdge Server BIOS是戴尔(Dell)的一款系统更新驱动程序。 Dell PowerEdge Server 存在安全漏洞,攻击者可能会利用这个漏洞,导致在系统管理模式下拒绝服务、任意代码执行或信息公开。
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
VendorProductAffected VersionsCPESubscribe
DellPowerEdge BIOS Intel 15G unspecified ~ 2.11.2 -
II. Public POCs for CVE-2021-21557
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III. Intelligence Information for CVE-2021-21557
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IV. Related Vulnerabilities
V. Comments for CVE-2021-21557

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