Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
Stunnel 4.00, and 3.24 and earlier, leaks a privileged file descriptor returned by listen(), which allows local users to hijack the Stunnel server.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
Stunnel泄露文件描述符漏洞
Vulnerability Description
Stunnel是比利时软件开发者Michal Trojnara所研发的一套用于提供全局的TLS/SSL服务的跨平台软件。该软件可对本身无法进行TLS或SSL通信的客户端及服务器提供安全的加密连接。 Stunnel存在文件描述符泄露问题，本地攻击者可以利用这个漏洞劫持Stunnel服务程序，可导致未授权连接加密通信等攻击。 问题是由于没有使用CLOEXEC标记的fcntl调用来防止特权文件描述符泄露，通过listen()调用返回的文件描述符可被非特权进程使用。如果Stunnel可被用于通过任何本地程序如te
CVSS Information
N/A
Vulnerability Type
N/A