Page 78 - Exchange Server News Today

Cybersecurity Group Says Chinese Regime-Linked Hackers Hit Multiple US Targets Cybersecurity group FireEye said Thursday it found evidence that hackers linked to the Chinese regime exploited a flaw in a Microsoft email application to go after a number of American targets, including a university and local governments. FireEye analysts wrote in a blog post that the company built “higher-fidelity detections” and launched multiple threat hunting campaigns after Microsoft confirmed earlier this ...

The White House is strictly monitoring the emergency patch released by Microsoft Corp (NASDAQ: MSFT) to counter the recent ...

Mandiant: MS Exchange bugs first exploited in January Analysis from technical teams at FireEye’s Mandiant tracked activity exploiting newly disclosed vulnerabilities in Microsoft Exchange Server more than a month ago Share this item with your network: By Published: 05 Mar 2021 15:00 Malicious actors were abusing four vulnerabilities disclosed this week in on-premise instances of Microsoft Exchange Server as far back as January 2021, according to a new report produced by FireEye Mandiant ...

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Get Permission Hackers have targeted units of local government in the U.S. by attempting to exploit unpatched vulnerabilities in Microsoft Exchange email servers, according to a new report by the security firm FireEye. While Microsoft has said that a Chinese-linked hacking group that has been exploiting the vulnerabilities in Exchange is known to target infectious disease researchers, law firms, higher education institutions, defense contractors, policy think tanks and nongovernment organizati...

White House press secretary Jen Psaki said Friday that the Biden administration is closely following the breach of a Microsoft email application, reportedly carried out by Chinese hackers, calling it an

March 5, 2021 At least 30,000 organizations across the United States — including a significant number of small businesses, towns, cities and local governments — have over the past few days been hacked by an unusually aggressive Chinese cyber espionage unit that’s focused on stealing email from victim organizations, multiple sources tell KrebsOnSecurity. The espionage group is exploiting four newly-discovered flaws in Microsoft Exchange Server email software, and has seeded hundreds o...

Microsoft pointed to "limited and targeted" exploitation of the vulnerabilities in the wild. But new data suggests breaches may be widespread.

Get Permission UPDATED: Just days after Microsoft disclosed four zero-day flaws in Microsoft Exchange email servers, attackers are going on a wide hunt for vulnerable machines, some security experts say. Steven Adair, CEO and founder of the firm Volexity, which first reported the vulnerabilities, says that over the past few days, the Chinese hacking group accused of initially exploiting the flaws has shifted into high gear, stepping up attacks on any vulnerable, unpatched Exchange servers wor...

Chinese cyberespionage group hacks US organisations with Exchange zero-day flaws Microsoft believes Chinese APT group Hafnium is using a set of previously unknown Exchange Server vulnerabilities to access mailbox contents and perform remote code execution. Credit: Microsoft 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 ...