安全研究

安全漏洞
CA BrightStor ARCServe BackUp mediasvr.exe远程代码执行漏洞

发布日期:2007-01-11
更新日期:2007-01-15

受影响系统:
Computer Associates BrightStor ARCserve Backup r11.0 for Windows
Computer Associates BrightStor ARCserve Backup R11
Computer Associates BrightStor ARCserve Backup 9.01
Computer Associates BrightStor ARCserve Backup 11.5
Computer Associates BrightStor Enterprise Backup 10.5
Computer Associates Server Protection r2
Computer Associates Business Protection r2
Computer Associates Business Protection for Microsoft SBS Std Ed r2
Computer Associates Business Protection for Microsoft SBS Pre ed r2
描述:
BUGTRAQ  ID: 22015,22016
CVE(CAN) ID: CVE-2006-5172,CVE-2006-5172

BrightStor ARCserve Backup可为各种平台的服务器提供备份和恢复保护功能。

Brightstor ARCserve的mediasvr.exe服务在处理特制RPC请求时存在两个栈溢出漏洞,远程攻击者可能利用此漏洞控制服务器。

在SUNRPC接口上用户定义的长度被拷贝到了几个strncpy()的静态大小栈缓冲区上,因此攻击者可以通过发送特制报文触发这些溢出,导致以在有漏洞的系统上执行任意代码。

<*来源:Paul Mehta
  
  链接:http://secunia.com/advisories/23648/
        http://supportconnectw.ca.com/public/storage/infodocs/babimpsec-notice.asp
*>

建议:
厂商补丁:

Computer Associates
-------------------
目前厂商已经发布了升级补丁以修复这个安全问题,请到厂商的主页下载:

https://supportconnect.ca.com/sc/redir.jsp?reqPage=search&searchID=QO84985
https://supportconnect.ca.com/sc/redir.jsp?reqPage=search&searchID=QO84986
https://supportconnect.ca.com/sc/redir.jsp?reqPage=search&searchID=QI82917

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