漏洞信息
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Vulnerability Title
SFTPGo 2.7.4 Permission Bypass via Symbolic Link Creation
Vulnerability Description
SFTPGo prior to 2.7.4 contains a permission bypass vulnerability that allows authenticated users to circumvent per-directory access controls by creating symbolic links in a permitted directory that point to files in directories where download, upload, or overwrite permissions are denied. Attackers can exploit the create_symlinks permission combined with read and write access in one directory to read or modify files in restricted directories, as operations are authorized against the link's directory permissions rather than the dereferenced target's directory permissions.
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Vulnerability Type
授权机制不正确
Vulnerability Title
Nicola Murino SFTPGo 授权问题漏洞
Vulnerability Description
Nicola Murino SFTPGo是意大利Nicola Murino个人开发者开源的一个功能齐全且高度可配置的 SFTP 服务器。 Nicola Murino SFTPGo 2.7.4之前版本存在授权问题漏洞,该漏洞源于权限验证不当,允许已认证用户在允许的目录中创建符号链接,指向禁止下载、上传或覆盖权限的目录中的文件,从而绕过目录访问控制。
CVSS Information
N/A
Vulnerability Type
N/A