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Unixware Libcurses存在缓冲溢出漏洞


发布时间:2001-06-26
更新时间:2001-06-26
严重程度:
威胁程度:本地管理员权限
错误类型:输入验证错误
利用方式:服务器模式

受影响系统
SCO Open Server 5.0.6
SCO Open Server 5.0.5
SCO Open Server 5.0.4
SCO Open Server 5.0.3
SCO Open Server 5.0.2
SCO Open Server 5.0.1
SCO Open Server 5.0
SCO Unixware 7.1.1
SCO Unixware 7.1
SCO Unixware 7.0.1
SCO Unixware 7.0
详细描述
curses库是一个基本的系统库,用于处理CRT屏幕处理,常在需要
独立于终端的基于字符的应用程序。
其中Unixware的libcruses的版本存在缓冲溢出,本地用户可以利用
连接这些libcurses库的SETUID 程序来提升权限。

测试代码
尚无

解决方案
临时方法:
For rtpm:
# chmod g-s /usr/sbin/rtpm
For atcronsh:
# chmod g-s /usr/lib/sysadm/atcronsh

或者升级程序:

SCO Open Server 5.0.6:

Caldera hotfix Open Server 5 atcronsh.Z
ftp://ftp.sco.com/pub/security/openserver/sr848771/atcronsh.Z

Caldera hotfix Open Server 5 libcurses.a.Z
ftp://ftp.sco.com/pub/security/openserver/sr848771/libcurses.a.Z

SCO Open Server 5.0.5:

Caldera hotfix Open Server 5 atcronsh.Z
ftp://ftp.sco.com/pub/security/openserver/sr848771/atcronsh.Z

Caldera hotfix Open Server 5 libcurses.a.Z
ftp://ftp.sco.com/pub/security/openserver/sr848771/libcurses.a.Z

SCO Open Server 5.0.4:

Caldera hotfix Open Server 5 atcronsh.Z
ftp://ftp.sco.com/pub/security/openserver/sr848771/atcronsh.Z

Caldera hotfix Open Server 5 libcurses.a.Z
ftp://ftp.sco.com/pub/security/openserver/sr848771/libcurses.a.Z

SCO Open Server 5.0.3:

Caldera hotfix Open Server 5 atcronsh.Z
ftp://ftp.sco.com/pub/security/openserver/sr848771/atcronsh.Z

Caldera hotfix Open Server 5 libcurses.a.Z
ftp://ftp.sco.com/pub/security/openserver/sr848771/libcurses.a.Z

SCO Open Server 5.0.2:

Caldera hotfix Open Server 5 atcronsh.Z
ftp://ftp.sco.com/pub/security/openserver/sr848771/atcronsh.Z

Caldera hotfix Open Server 5 libcurses.a.Z
ftp://ftp.sco.com/pub/security/openserver/sr848771/libcurses.a.Z

SCO Open Server 5.0.1:

Caldera hotfix Open Server 5 atcronsh.Z
ftp://ftp.sco.com/pub/security/openserver/sr848771/atcronsh.Z

Caldera hotfix Open Server 5 libcurses.a.Z
ftp://ftp.sco.com/pub/security/openserver/sr848771/libcurses.a.Z

SCO Open Server 5.0:

Caldera hotfix Open Server 5 atcronsh.Z
ftp://ftp.sco.com/pub/security/openserver/sr848771/atcronsh.Z

Caldera hotfix Open Server 5 libcurses.a.Z
ftp://ftp.sco.com/pub/security/openserver/sr848771/libcurses.a.Z

SCO Unixware 7.1.1:

Caldera hotfix Unixware 7 rtpm.Z
ftp://ftp.sco.com/pub/security/unixware/sr848806/rtpm.Z

Caldera hotfix Unixware 7 libcurses.a.Z
ftp://ftp.sco.com/pub/security/unixware/sr848806/libcurses.a.Z

SCO Unixware 7.1:

Caldera hotfix Unixware 7 rtpm.Z
ftp://ftp.sco.com/pub/security/unixware/sr848806/rtpm.Z

Caldera hotfix Unixware 7 libcurses.a.Z
ftp://ftp.sco.com/pub/security/unixware/sr848806/libcurses.a.Z

SCO Unixware 7.0.1:

Caldera hotfix Unixware 7 rtpm.Z
ftp://ftp.sco.com/pub/security/unixware/sr848806/rtpm.Z

Caldera hotfix Unixware 7 libcurses.a.Z
ftp://ftp.sco.com/pub/security/unixware/sr848806/libcurses.a.Z

SCO Unixware 7.0:

Caldera hotfix Unixware 7 rtpm.Z
ftp://ftp.sco.com/pub/security/unixware/sr848806/rtpm.Z

Caldera hotfix Unixware 7 libcurses.a.Z
ftp://ftp.sco.com/pub/security/unixware/sr848806/libcurses.a.Z

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