发布时间 :1999-02-18 00:00:00
修订时间 :2008-09-05 16:19:39

[原文]xtvscreen in SuSE Linux 6.0 allows local users to overwrite arbitrary files via a symlink attack on the pic000.pnm file.

[CNNVD]S.u.S.E. 6.0 xtvscreen漏洞(CNNVD-199902-036)

        SuSE Linux 6.0版本中的xtvscreen存在漏洞。本地用户通过对pic000.pnm文件的符号连接攻击重写任意文件。

- CVSS (基础分值)

CVSS分值: 2.1 [轻微(LOW)]
机密性影响: NONE [对系统的机密性无影响]
完整性影响: NONE [不会对系统完整性产生影响]
可用性影响: PARTIAL [可能会导致性能下降或中断资源访问]
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)


- OVAL (用于检测的技术细节)


- 官方数据库链接
(官方数据源) MITRE
(官方数据源) NVD
(官方数据源) CNNVD

- 其它链接及资源
(UNKNOWN)  XF  xtvscreen-overwrite(1792)
(UNKNOWN)  BUGTRAQ  19990218 xtvscreen and suse 6

- 漏洞信息

S.u.S.E. 6.0 xtvscreen漏洞
低危 其他
1999-02-18 00:00:00 2005-10-20 00:00:00
        SuSE Linux 6.0版本中的xtvscreen存在漏洞。本地用户通过对pic000.pnm文件的符号连接攻击重写任意文件。

- 公告与补丁

        The quickest way to solve the problem is to chmod -s xtvscreen.

- 漏洞信息

SuSE Linux xtvscreen pic000.pnm Symlink Arbitrary File Overwrite
Local Access Required Race Condition

- 漏洞描述

Unknown or Incomplete

- 时间线

1999-02-18 Unknow
Unknow Unknow

- 解决方案

Unknown or Incomplete

- 相关参考

- 漏洞作者

Unknown or Incomplete

- 漏洞信息

S.u.S.E. 6.0 xtvscreen Vulnerability
Origin Validation Error 325
No Yes
1999-02-18 12:00:00 2009-07-11 12:16:00
First posted to bugtraq by Andre Cruz <afafc@CAMOES.RNL.IST.UTL.PT> on February 18, 1999.

- 受影响的程序版本

S.u.S.E. Linux 6.0

- 漏洞讨论

xtvscreen is a screen capture utility shipped with SuSE Linux 6. It's supposed to create files in it's working directory to store the captured images. Unfortunately, it will also follow symlinks. Since xtvscreen is suid root by default, it will overwrite any file on the system.

- 漏洞利用

Currently the SecurityFocus staff are not aware of any exploits for this issue. If you feel we are in error or are aware of more recent information, please mail us at:

- 解决方案

The quickest way to solve the problem is to chmod -s xtvscreen.

- 相关参考