CVE:CVE-2014-2683
CNNVD:CNNVD-201411-263
Zend Framework 1（ZF1）等都是美国Zend公司的产品。ZF1是一套开源的PHP5开发框架，它主要用于开发Web程序和服务；ZendOpenId是其中的一个提供了简单API用于构建启用OpenId的站点和身份标识的组件；ZendRest是其中的一个提供了REST服务支持的组件。
多款Zend产品中存在安全漏洞。远程攻击者可借助XML DOCTYPE声明中XML实体定义中的recursive或circular引用，利用该漏洞造成拒绝服务（CPU消耗）。以下产品和版本受到影响：ZF1 1.12.4之前版本，Zend Framework 2 2.1.6之前版本和2.2.6之前2.2.x版本，ZendOpenId，ZendRest，ZendService_AudioScrobbler，ZendService_Nirvanix，ZendService_SlideShare，ZendService_Technorati，ZendService_WindowsAzure 2.0.2之前版本，ZendService_Amazon 2.0.3之前版本，ZendService_Api 1.0.0之前版本。（说明：CNNVD-201302-243的补丁没有完全修复该问题，在CNNVD-201411-263中依然存在）。
solution:Upgrade zend zendrest to a higher version than 2.0.1,and avoid the version (,2.0.1]; Upgrade zend zend_framework to a higher version than 1.12.4,2.1.6,2.2.6,and avoid the version (,1.12.4),[2.1.0,2.1.6),[2.2.0,2.2.6); Upgrade zend zendservice_slideshare to a higher version than 2.0.1,and avoid the version (,2.0.1]; Upgrade zend zendservice_api to a higher version than 1.0.0,and avoid the version (,1.0.0]; Upgrade zend zendservice_audioscrobbler to a higher version than 2.0.1,and avoid the version (,2.0.1]; Upgrade zend zendservice_amazon to a higher version than 2.0.2,and avoid the version (,2.0.2]; Upgrade zend zendservice_technorati to a higher version than 2.0.1,and avoid the version (,2.0.1]; Upgrade zend zendservice_windowsazure to a higher version than 2.0.1,and avoid the version (,2.0.1]; Upgrade zend zendopenid to a higher version than 2.0.1,and avoid the version (,2.0.1]; Upgrade zend zendservice_nirvanix to a higher version than 2.0.1,and avoid the version (,2.0.1]