Cisco IP Phone 8800 Series Path Traversal Vulnerability

A vulnerability in the web-based management interface of Session Initiation Protocol (SIP) Software for Cisco IP Phone 8800 Series could allow an authenticated, remote attacker to write arbitrary files to the filesystem. The vulnerability is due to insufficient input validation and file-level permissions. An attacker could exploit this vulnerability by uploading invalid files to an affected device. A successful exploit could allow the attacker to write files in arbitrary locations on the filesystem. This vulnerability affects Cisco IP Phone 8800 Series products running a SIP Software release prior to 11.0(5) for Wireless IP Phone 8821 and 8821-EX; and 12.5(1)SR1 for the IP Conference Phone 8832 and the rest of the IP Phone 8800 Series.

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对路径名的限制不恰当(路径遍历)

Cisco IP Phone 8800 Series Session Initiation Protocol软件路径遍历漏洞

Cisco IP Phone 8800 Series是美国思科（Cisco）公司的一款8800系列的IP电话。Session Initiation Protocol（SIP）Software是其中的一款会话发起协议软件。 Cisco IP Phone 8800 Series中的SIP软件存在路径遍历漏洞。远程攻击者可通过上传无效的文件利用该漏洞在文件系统上的任意地址写入文件。以下产品受到影响：Wireless IP Phone 8821-EX（SIP软件11.0(5)版本）；IP Conference P

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