CVE:CVE-2023-21709
CNNVD:CNNVD-202308-737
Microsoft Exchange Server是美国微软（Microsoft）公司的一套电子邮件服务程序。它提供邮件存取、储存、转发，语音邮件，邮件过滤筛选等功能。
Microsoft Exchange Server存在安全漏洞。攻击者利用该漏洞可以提升权限。以下产品和版本受到影响：Microsoft Exchange Server 2019 Cumulative Update 12,Microsoft Exchange Server 2016 Cumulative Update 23,Microsoft Exchange Server 2019 Cumulative Update 13。
solution:Upgrade microsoft exchange_server to a higher version than 2016,2016:cumulative_update_1,2016:cumulative_update_10,2016:cumulative_update_11,2016:cumulative_update_12,2016:cumulative_update_13,2016:cumulative_update_14,2016:cumulative_update_15,2016:cumulative_update_16,2016:cumulative_update_17,2016:cumulative_update_18,2016:cumulative_update_19,2016:cumulative_update_2,2016:cumulative_update_20,2016:cumulative_update_21,2016:cumulative_update_22,2016:cumulative_update_3,2016:cumulative_update_4,2016:cumulative_update_5,2016:cumulative_update_6,2016:cumulative_update_7,2016:cumulative_update_8,2016:cumulative_update_9,2019,2019:cumulative_update_1,2019:cumulative_update_10,2019:cumulative_update_11,2019:cumulative_update_2,2019:cumulative_update_3,2019:cumulative_update_4,2019:cumulative_update_5,2019:cumulative_update_6,2019:cumulative_update_7,2019:cumulative_update_8,2019:cumulative_update_9,and avoid the version 2016,2016:cumulative_update_1,2016:cumulative_update_10,2016:cumulative_update_11,2016:cumulative_update_12,2016:cumulative_update_13,2016:cumulative_update_14,2016:cumulative_update_15,2016:cumulative_update_16,2016:cumulative_update_17,2016:cumulative_update_18,2016:cumulative_update_19,2016:cumulative_update_2,2016:cumulative_update_20,2016:cumulative_update_21,2016:cumulative_update_22,2016:cumulative_update_3,2016:cumulative_update_4,2016:cumulative_update_5,2016:cumulative_update_6,2016:cumulative_update_7,2016:cumulative_update_8,2016:cumulative_update_9,2019,2019:cumulative_update_1,2019:cumulative_update_10,2019:cumulative_update_11,2019:cumulative_update_2,2019:cumulative_update_3,2019:cumulative_update_4,2019:cumulative_update_5,2019:cumulative_update_6,2019:cumulative_update_7,2019:cumulative_update_8,2019:cumulative_update_9