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I. Basic Information for CVE-2020-5221
Vulnerability Information

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Vulnerability Title
Directory Traversal (Chroot Escape) vulnerability in uftpd
Source: NVD (National Vulnerability Database)
Vulnerability Description
In uftpd before 2.11, it is possible for an unauthenticated user to perform a directory traversal attack using multiple different FTP commands and read and write to arbitrary locations on the filesystem due to the lack of a well-written chroot jail in compose_abspath(). This has been fixed in version 2.11
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Source: NVD (National Vulnerability Database)
Vulnerability Title
uftpd 路径遍历漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
uftpd是一款基于Linux平台的FTP/TFTP文件传输服务器。 uftpd 2.11之前版本中存在路径遍历漏洞。攻击者可借助多个不同的FTP命令利用该漏洞对文件系统上的任意位置进行读写操作。
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
troglobituftpd < 2.11 -
II. Public POCs for CVE-2020-5221
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III. Intelligence Information for CVE-2020-5221
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