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Sybase Adaptive Server DBCC CHECKVERIFY缓冲区溢出漏洞


发布时间:2002-11-27
更新时间:2002-11-27
严重程度:
威胁程度:远程管理员权限
错误类型:边界检查错误
利用方式:服务器模式

BUGTRAQ ID:6269

受影响系统
Sybase Adaptive Server Enterprise 12.0 Win
   - Microsoft Windows NT Server 4.0 SP3
   - Microsoft Windows NT Server 4.0 SP4
   - Microsoft Windows NT Server 4.0 SP5
   - Microsoft Windows NT Server 4.0 SP6
   - Microsoft Windows NT Server 4.0 SP6a
Sybase Adaptive Server Enterprise 12.0 Sun
   - Sun Solaris 2.6
   - Sun Solaris 2.7
Sybase Adaptive Server Enterprise 12.0 HP
   - HP HP-UX 11.0
Sybase Adaptive Server Enterprise 12.0 Digital UNIX
   - Digital (Compaq) TRU64/DIGITAL UNIX 4.0 a
Sybase Adaptive Server Enterprise 12.5 Win
   - Microsoft Windows NT Server 4.0 SP3
   - Microsoft Windows NT Server 4.0 SP4
   - Microsoft Windows NT Server 4.0 SP5
   - Microsoft Windows NT Server 4.0 SP6
   - Microsoft Windows NT Server 4.0 SP6a
Sybase Adaptive Server Enterprise 12.5 Sun
   - Sun Solaris 2.6
   - Sun Solaris 2.7
Sybase Adaptive Server Enterprise 12.5 SGI
   - SGI IRIX 6.5
Sybase Adaptive Server Enterprise 12.5 HP
   - HP HP-UX 11.0
Sybase Adaptive Server Enterprise 12.5 Digital UNIX
   - Digital (Compaq) TRU64/DIGITAL UNIX 4.0 d
详细描述
Sybase Adaptive Server DBCC CHECKVERIFY功能存在一个缓冲区溢出漏洞。

DBCC CHECKVERIFY功能被调用的时候没有检查用户输入字符串的长度,当字符串超长的时候将引起缓冲区溢出。本地攻击者可以利用这个漏洞以数据库进程的权限执行任意代码。

测试代码


解决方案
Sybase Adaptive Server Enterprise 12.0 Win:
Sybase Patch Adaptive Server 12.0.0.6
http://downloads.sybase.com/swd/swx
Sybase Adaptive Server Enterprise 12.0 Sun:
Sybase Patch Adaptive Server 12.0.0.6
http://downloads.sybase.com/swd/swx
Sybase Adaptive Server Enterprise 12.0 HP:
Sybase Patch Adaptive Server 12.0.0.6
http://downloads.sybase.com/swd/swx
Sybase Adaptive Server Enterprise 12.0 Digital UNIX:
Sybase Patch Adaptive Server 12.0.0.6
http://downloads.sybase.com/swd/swx
Sybase Adaptive Server Enterprise 12.5 Win:
Sybase Patch Adaptive Server 12.5.0.2
http://downloads.sybase.com/swd/swx
Sybase Adaptive Server Enterprise 12.5 Sun:
Sybase Patch Adaptive Server 12.5.0.2
http://downloads.sybase.com/swd/swx
Sybase Adaptive Server Enterprise 12.5 SGI:
Sybase Patch Adaptive Server 12.5.0.2
http://downloads.sybase.com/swd/swx
Sybase Adaptive Server Enterprise 12.5 HP:
Sybase Patch Adaptive Server 12.5.0.2
http://downloads.sybase.com/swd/swx
Sybase Adaptive Server Enterprise 12.5 Digital UNIX:
Sybase Patch Adaptive Server 12.5.0.2
http://downloads.sybase.com/swd/swx

相关信息
发现者:SHATTER Team of Application Security, Inc
相关资料:http://marc.theaimsgroup.com/?l=bugtraq&m=103843801117267&w=2