Vulnerability Information
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Vulnerability Title
N/A
Vulnerability Description
The accept_filter mechanism in FreeBSD 4 through 4.5 does not properly remove entries from the incomplete listen queue when adding a syncache, which allows remote attackers to cause a denial of service (network service availability) via a large number of connection attempts, which fills the queue.
CVSS Information
N/A
Vulnerability Type
N/A
Vulnerability Title
FreeBSD Accept Filter远程拒绝服务攻击漏洞
Vulnerability Description
FreeBSD是一款免费开放源代码的操作系统。 FreeBSD中的accept_filter(9)机制存在设计漏洞，可导致远程攻击者填满连接队列，产生拒绝服务攻击。 FreeBSD中的accept_filter(9)机制允许应用程序请求内核预处理进入的连接，如accf_http(9) accept filter可以导致accpet(2)调用只有在缓存了一个完全的HTTP请求后才让调用返回。 accept filter机制默认不使用，系统管理员必须编辑内核使用ACCEPT_FILTER_HTTP选项或者使用
CVSS Information
N/A
Vulnerability Type
N/A