Researchers at Huntress Labs estimate that over the past few days, about 2,000 Microsoft Exchange mail servers have been compromised and infected with backdoors, because their owners have not installed patches to fix ProxyShell vulnerabilities. Let me remind you that the vulnerabilities, which were collectively called ProxyShell, were discussed at the Black Hat conference in… Continue reading Over 2000 Exchange Servers Hacked Using ProxyShell Exploit
Tag: Hacking Microsoft Exchange
Hackers exploit ProxyShell vulnerabilities to install backdoors
Experts warn that hackers are attacking Microsoft Exchange servers, exploiting ProxyShell vulnerabilities, and installing backdoors on them for subsequent access. Let me remind you that the vulnerabilities, which are collectively called ProxyShell, were recently discussed at the Black Hat conference. ProxyShell combines three vulnerabilities that allow remote code execution without authentication on Microsoft Exchange servers.… Continue reading Hackers exploit ProxyShell vulnerabilities to install backdoors
Hackers scan network for vulnerable Microsoft Exchange servers
Information security experts warn that hackers are already scanning the network for Microsoft Exchange servers that are vulnerable to CVE-2020-0688, which Microsoft developers fixed two weeks ago. The problem is related to the operation of the Exchange Control Panel (ECP) component and the inability of Microsoft Exchange to create unique cryptographic keys during installation. “The… Continue reading Hackers scan network for vulnerable Microsoft Exchange servers