CVE:CVE-2017-11786
CNNVD:CNNVD-201710-165
Microsoft Lync 2013 SP1和Skype for Business 2016都是美国微软（Microsoft）公司产品。Microsoft Lync（前称Microsoft Office Communicator）2013 SP1是发布的新一代企业整合沟通平台。Skype for Business 2016是一套企业整合沟通平台。
Microsoft Lync 2013 SP1和Skype for Business 2016中存在提权漏洞，该漏洞源于程序没有正确的处理身份验证请求。远程攻击者可利用该漏洞窃取身份验证散列。
solution:Upgrade microsoft lync to a higher version than 2013:sp1,and avoid the version 2013:sp1; Upgrade microsoft skype_for_business to a higher version than 2016,and avoid the version 2016