Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
Stack-based buffer overflow in the command_Expand_Interpret function in command.c in ppp (aka user-ppp), as distributed in FreeBSD 6.3 and 7.0, OpenBSD 4.1 and 4.2, and the net/userppp package for NetBSD, allows local users to gain privileges via long commands containing "~" characters.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
FreeBSD user-ppp 点到点协议实现本地栈溢出漏洞
Vulnerability Description
FreeBSD就是一种运行在Intel平台上、可以自由使用的开放源码Unix类系统。 FreeBSD的点对点协议实现上存在漏洞，本地攻击者可能利用此漏洞获取系统的root用户权限。 FreeBSD没有正确地实现点到点协议(也被称为user-ppp)。如果本地用户向command.c文件中的 command_Expand_Interpret()函数提交了包含有特殊字符的字符串的话，就可能触发栈溢出，导致以root权限执行任意指令。这个漏洞还影响OpenBSD和NetBSD系统。
CVSS Information
N/A
Vulnerability Type
N/A