漏洞信息详情
BSD UFS安全一级漏洞
漏洞简介
基于BSD 4.4版本的操作系统存在漏洞。当操作系统运行在一级安全级别下时,根用户通过卸载文件系统以及运用文件系统编辑器(如:fsdb)直接修改设备中的文件,来清除文件中的immutable和append-only标志。
漏洞公告
Setting to secure level 2 will disallow writing directly to umounted devices. Running fsck manually will alert you to whether filesystems have been modified. Currently the SecurityFocus staff are not aware of any vendor supplied patches for this issue. If you feel we are in error or are aware of more recent information, please mail us at: [email protected].
参考网址
来源: BUGTRAQ 名称: 19990702 BSD-fileflags 链接:http://marc.theaimsgroup.com/?l=bugtraq&m=93094058620450&w=2 来源: BID 名称: 510 链接:http://www.securityfocus.com/bid/510
受影响实体
- Bsd Bsd:4.4<!--2000-1-1-->
补丁
暂无
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