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UnixWare 7.1.1 Open UNIX 8.0.0 : ppptalk ROOT权限漏洞


发布时间:2002-06-19
更新时间:2002-06-19
严重程度:
威胁程度:本地管理员权限
错误类型:边界检查错误
利用方式:服务器模式

受影响系统
UnixWare 7.1.1 /usr/bin/ppptalk
Open UNIX 8.0.0 /usr/bin/ppptalk
详细描述
如果运行了pppd,恶意用户可以使用use /usr/bin/ppptalk获得ROOT权利。

测试代码
尚无

解决方案
UnixWare 7.1.1


        4.1 Location of Fixed Binaries


        ftp://ftp.caldera.com/pub/updates/OpenUNIX/CSSA-2002-SCO.27



        4.2 验证


        MD5 (erg712071.pkg.Z) = 9e353b58860c1b2ab4e831410f44fa12


        md5 is available for download from
                ftp://ftp.caldera.com/pub/security/tools



        4.3 安装


        Upgrade the affected binaries with the following commands:


        Download erg712071.pkg.Z to the /var/spool/pkg directory


        # uncompress /var/spool/pkg/erg712071.pkg.Z
        # pkgadd -d /var/spool/pkg/erg712071.pkg



5. Open UNIX 8.0.0


        5.1 Location of Fixed Binaries


        ftp://ftp.caldera.com/pub/updates/OpenUNIX/CSSA-2002-SCO.27



        5.2 验证


        MD5 (erg712071.pkg.Z) = 9e353b58860c1b2ab4e831410f44fa12


        md5 is available for download from
                ftp://ftp.caldera.com/pub/security/tools



        5.3 安装


        Upgrade the affected binaries with the following commands:


        Download erg712071.pkg.Z to the /var/spool/pkg directory


        # uncompress /var/spool/pkg/erg712071.pkg.Z
        # pkgadd -d /var/spool/pkg/erg712071.pkg

相关信息
参考:http://archives.neohapsis.com/archives/bugtraq/2002-06/0219.html