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seebugRootSSV:23139
HistoryOct 27, 2011 - 12:00 a.m.

Cisco WebEx WRF/ATAS32文件格式远程缓冲区溢出漏洞

2011-10-2700:00:00
Root
www.seebug.org
16

0.489 Medium

EPSS

Percentile

97.2%

Bugtraq ID: 50373
CVE ID:CVE-2011-3319
CVE-2011-4004

Cisco WebEx是一款网络会议解决方案。
Cisco WebEx录音格式(WRF)播放器受如下漏洞影响:
CVE-2011-3319:

处理WRF文件存在缓冲区溢出,攻击者可以构建恶意文件诱使用户打开触发,可能以应用程序上下文执行任意代码。

CVE-2011-4004:

解析WRF文件格式中定义的值时ATAS32.DLL存在缺陷,受影响代码没有正确检查文件中的linesProcessed值就用于一些逻辑中判断memcpy目标指针,通过超大linesProcessed值,减操作可导致整数下溢出,允许攻击者控制目标缓冲区指针。

Cisco WebEx (Windows) 27.10
Cisco WebEx (Windows) 26.49.32
Cisco WebEx (Windows) 27LC SP22
Cisco WebEx (Windows) 27LB SP21 EP3
Cisco WebEx (Windows) 27.00
Cisco WebEx (Windows) 26.00
Cisco WebEx (Mac OS X) 27.11.8
Cisco WebEx (Mac OS X) 26.49.35
Cisco WebEx (Mac OS X) 27LC SP22
Cisco WebEx (Mac OS X) 27LB SP21 EP3
Cisco WebEx (Mac OS X) 27.00
Cisco WebEx (Mac OS X) 26.00
Cisco WebEx (Linux) 27.11.8
Cisco WebEx (Linux) 26.49.35
Cisco WebEx (Linux) 27LC SP22
Cisco WebEx (Linux) 27LB SP21 EP3
Cisco WebEx (Linux) 27.00
Cisco WebEx (Linux) 26.00
Cisco WebEx 27
厂商解决方案
用户可参考如下供应商提供的安全公告获得补丁信息:
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20111026-webex

0.489 Medium

EPSS

Percentile

97.2%