ProxyLogon, ProxyShell may have driven increase in dwell times
Mass exploitation of the ProxyLogon and ProxyShell vulnerabilities in Microsoft Exchange Server by so-called initial access brokers (IABs) seems to…
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proxyshell
Log4Shell, ProxyLogon, ProxyShell among most exploited bugs of 2021
The UK’s National Cyber Security Centre (NCSC) has again teamed with its counterparts in Australia, Canada, New Zealand and the US to highlight some…
Mandiant, Sophos detail dangerous ProxyShell attacks
Multiple threat actors are now coalescing their activity around the ProxyShell vulnerabilities in Microsoft Exchange Server, which sparked alarm in…
Half of MS Exchange servers at risk in ProxyShell debacle
Up to and possibly more than 50% of Microsoft Exchange servers located in the UK appear to be vulnerable to three distinct vulnerabilities that were…
Microsoft Exchange under attack as LockFile ransomware targets servers
Security researchers claim to have discovered a new ransomware family called LockFile that seems to the same that was used earlier to attack Microsoft…