漏洞信息
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Vulnerability Title
Leadsec VPN Path Traversal Arbitrary File Read
Vulnerability Description
A path traversal vulnerability exists in the Leadsec SSL VPN (formerly Lenovo NetGuard), allowing unauthenticated attackers to read arbitrary files on the underlying system via the ostype parameter in the /vpn/user/download/client endpoint. This flaw arises from insufficient input sanitation, enabling traversal sequences to escape the intended directory and access sensitive files. Exploitation evidence was observed by the Shadowserver Foundation on 2025-02-05 UTC.
CVSS Information
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N
Vulnerability Type
对路径名的限制不恰当(路径遍历)
Vulnerability Title
Leadsec SSL VPN 安全漏洞
Vulnerability Description
Leadsec SSL VPN是中国网御星云(Leadsec)公司的一款VPN。 Leadsec SSL VPN存在安全漏洞,该漏洞源于对文件/vpn/user/download/client中参数ostype的错误操作导致路径遍历攻击。
CVSS Information
N/A
Vulnerability Type
N/A