发布时间 :2006-06-28 21:05:00
修订时间 :2008-09-05 17:06:45

[原文]Yahoo! Messenger and 7.0.438 allows remote attackers to cause a denial of service (crash) via messages that contain non-ASCII characters, which triggers the crash in jscript.dll.

[CNNVD]Yahoo! Messenger 畸形消息处理 拒绝服务漏洞(CNNVD-200606-588)

        Yahoo! Messenger(雅虎通)是一款免费的即时通讯软件。
        Yahoo! Messenger在处理畸形的消息时存在拒绝服务漏洞,远程攻击者可以导致对方客户端崩溃。

- CVSS (基础分值)

CVSS分值: 5 [中等(MEDIUM)]
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: [--]
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:/a:yahoo:messenger: Messenger
cpe:/a:yahoo:messenger:7.0.438Yahoo Messenger 7.0.438

- 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  yahoo-messenger-nonascii-dos(27319)
(UNKNOWN)  BID  18622

- 漏洞信息

Yahoo! Messenger 畸形消息处理 拒绝服务漏洞
中危 边界条件错误
2006-06-28 00:00:00 2006-07-21 00:00:00
        Yahoo! Messenger(雅虎通)是一款免费的即时通讯软件。
        Yahoo! Messenger在处理畸形的消息时存在拒绝服务漏洞,远程攻击者可以导致对方客户端崩溃。

- 公告与补丁


- 漏洞信息

Yahoo! Messenger jscript.dll Non-Ascii Character DoS
Denial of Service
Loss of Availability

- 漏洞描述

Unknown or Incomplete

- 时间线

2006-06-22 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

Yahoo! Messenger Message Handling Denial of Service Vulnerability
Boundary Condition Error 18622
Yes No
2006-06-23 12:00:00 2007-02-20 08:27:00
Ivan Ivan is credited with the discovery of this vulnerability.

- 受影响的程序版本

Yahoo! Messenger 7.5 .814
Yahoo! Messenger 7.0 .438
Yahoo! Messenger
Yahoo! Messenger

- 不受影响的程序版本

Yahoo! Messenger
Yahoo! Messenger

- 漏洞讨论

Yahoo! Messenger is prone to a denial-of-service vulnerability. Successful exploitation will cause the application to crash, effectively denying service.

This issue affects version; other versions may also be vulnerable.

- 漏洞利用

An attacker can exploit this issue via standard networking tools or possibly by using another client application.

The following examples are sufficient to trigger this issue:

s:[space]msg[alt+0160]:---------------------------------------------iframe onload=$InlineAction()>:)

msg:---------------------------------------------iframe onload=$InlineAction()>:)

- 解决方案

frisky chris <> states that this issue does not affect version 8.1 of Yahoo! Messenger. Symantec has not confirmed this.

Currently we are not aware of any vendor-supplied patches for this issue. If you feel we are in error or if you are aware of more recent information, please mail us at:

- 相关参考