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I. Basic Information for CVE-2021-27791
Vulnerability Information

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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
The function that is used to parse the Authentication header in Brocade Fabric OS Web application service before Brocade Fabric OS v9.0.1a and v8.2.3a fails to properly process a malformed authentication header from the client, resulting in reading memory addresses outside the intended range. An unauthenticated attacker could discover a request, which could bypass the authentication process.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
Brocade Fabric OS 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Brocade Fabric OS(FOS)是美国博科(Brocade)公司的一套使用在交换机和路由器等设备中的嵌入式操作系统。 Brocade Fabric OS 存在缓冲区错误漏洞,攻击者可利用该漏洞可以通过Brocade Fabric OS的Authentication Header强制读取无效地址,以触发拒绝服务,或获取敏感信息。
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
-Brocade Fabric OS Brocade Fabric OS before Brocade Fabric OS v9.0.1a and v8.2.3a -
II. Public POCs for CVE-2021-27791
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III. Intelligence Information for CVE-2021-27791
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IV. Related Vulnerabilities
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