Page 81 - Exchange Server News Today

Microsoft updates flaws in Exchange Server utilized by Chinese attackers Sean Endicott What you need to know Microsoft released security updates that fix vulnerabilities in Exchange Server software. The vulnerabilities were utilized in an attack by a state-sponsored attacker based in China. Microsoft "strongly [encourages] all Exchange Server customers to apply these updates immediately." Microsoft recently rolled out security updates to fix four vulnerabilities in Exchange Serv...

Microsoft has disclosed evidence that "Hafnium," a new Chinese hacking group, has been targeting US servers running Microsofts email system. Credit: Apple Following the 2020 US Treasury Department hack which involved compromised Microsoft Office accounts, Microsoft has now disclosed a separate attack on its systems. Organized by a group Microsoft has codenamed "Hafnium," its described as a "highly skilled and sophisticated" attack. "Today, were sharing information about a s...

Tech giant Microsoft has warned customers that a new China state-sponsored hacking group is exploiting previously undisclosed security flaws in Microsoft's Exchange Server email product. The hackers accessed the email systems of a wide range of organizations including defense contractors and infectious disease researchers.

Microsoft said that a “highly skilled and sophisticated” state-sponsored group operating from China has been trying to steal information from a number of American targets, including universities, defense contractors, law firms and infectious-disease researchers.

By Ryan Naraine on March 02, 2021 Microsoft late Tuesday raised the alarm after discovering Chinese cyber-espionage operators chaining multiple zero-day exploits to siphon e-mail data from corporate Microsoft Exchange servers. Redmonds warning includes the release of emergency out-of-band patches for four distinct zero-day vulnerabilities that formed part of the threat actors arsenal. Microsoft pinned the blame on a sophisticated Chinese APT operator called HAFNIUM that operates from leased VP...

Affects Microsoft Exchange Server 2013, 2016 and 2019

Microsoft Urges Exchange Server Users To Install Emergency Patch Immediately KEY POINTS Hackers exploit four distinct zero-day vulnerabilities of the Exchange Server To prevent highly skilled hackers from exploiting the vulnerabilities of the Exchange Server, Microsoft has urged its users to install the recently released emergency patch as soon as possible. The update assumes significance as China-based hackers group, Hafnium, recently used unknown exploits to hack a fully patched on-premise ...

Israel By Hamodia Staff YERUSHALAYIM - A Microsoft office in New York. (AP Photo/Swayne B. Hall, File) Israel’s Cyber Authority on Wednesday warned Microsoft email users to patch a vulnerability being exploited by a Chinese-sponsored outfit. The warning came less than a day after Microsoft informed its customers about the hacking danger. Microsoft revealed late Tuesday that it had sustained a large-scale cyber attack. The Israel National Cyber Directorate quoted Microsoft’s descripti...

A hacking group has been exploiting several Exchange Server flaws to steal emails, address books, and install malware.

MaxKabakov / Getty Images Microsoft has released emergency patches for four previously unknown vulnerabilities in Exchange Server that a cyberespionage group was exploiting to break into organizations. The flaws allow the extraction of mailbox contents and the installation of backdoors on vulnerable servers. Microsoft attributes the attacks to a Chinese APT group dubbed Hafnium that has a history of exploiting vulnerabilities in internet-facing servers and targeting Office 365 us...