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I. Basic Information for CVE-2018-16494
Vulnerability Information

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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
In VOS and overly permissive "umask" may allow for authorized users of the server to gain unauthorized access through insecure file permissions that can result in an arbitrary read, write, or execution of newly created files and directories. Insecure umask setting was present throughout the Versa servers.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
不安全的临时文件
Source: NVD (National Vulnerability Database)
Vulnerability Title
Versa servers 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Versa servers 中存在授权问题漏洞,该漏洞源于在 VOS 和过于宽松的“umask”可能允许服务器的授权用户通过不安全的文件权限获得未经授权的访问,攻击者可通过该漏洞任意读、写或执行新创建的文件和目录。
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
-Versa VOS Fixed Versions: 16.1R2S11, 20.2.2, 21.1.1, 21.2.1 -
II. Public POCs for CVE-2018-16494
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III. Intelligence Information for CVE-2018-16494
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