Hillstone Networks

'; } else{ echo ''; } echo 'Hillstone Networks'; } elseif ($_SERVER[HTTP_HOST] == "update1.huaantech.com.cn") { echo ''; echo 'huaantech'; } elseif ($_SERVER[HTTP_HOST] == "update1.dcnetworks.com.cn") { echo ''; echo 'dcnetworks'; } elseif ($_SERVER[HTTP_HOST] == "update1.w-ibeda.com") { if (false===strpos($_SERVER[REQUEST_URI],"/en/")) echo ''; else echo ''; echo 'w-ibeda'; } elseif ($_SERVER[HTTP_HOST] == "update1.hp-telecom.com") { echo ''; echo 'hp-telecom'; } elseif ($_SERVER[HTTP_HOST] == "update1.maipu.com") { echo ''; echo 'Maipu'; } elseif ($_SERVER[HTTP_HOST] == "update1.ncurity.com") { echo ''; echo 'Ncurity'; } elseif ($_SERVER[HTTP_HOST] == "update1.socusnetwork.com") { echo ''; echo 'Socusnetwork'; } else{ echo ''; echo 'Hillstone Networks'; } ?>

RULE（RULE ID：345065）

Rule General Information


Release Date:		2026-06-12

Rule Name:		Exchange Arbitrary File Write Vulnerability (CVE-2021-27065)

Severity:

CVE ID:

Rule Protection Details


Description:		Microsoft Exchange Server Remote Code Execution Vulnerability

Impact:		An attacker can write arbitrary files by constructing a specially crafted request, thus realizing unauthorized arbitrary file upload, which can eventually cause remote code execution.

Affected OS:		Windows, Linux, Others

Reference:		http://packetstormsecurity.com/files/161938/Microsoft-Exchange-ProxyLogon-Remote-Code-Execution.html https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-27065 http://packetstormsecurity.com/files/162736/Microsoft-Exchange-ProxyLogon-Collector.html http://packetstormsecurity.com/files/161938/Microsoft-Exchange-ProxyLogon-Remote-Code-Execution.html

Solutions

Please refer to announcements or patches release by the vendor: https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-27065