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Posts tagged with: Microsoft Exchange Server

Threat Brief: OWASSRF Vulnerability ExploitationA pictorial representation of the ProxyNotShell bypass threat brief
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Threat Brief: OWASSRF Vulnerability Exploitation

  • By Robert Falcone and Lior Rochberger
  • December 22, 2022 at 5:30 PM

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9 min. read

Threat Brief: CVE-2022-41040 and CVE-2022-41082: Microsoft Exchange Server (ProxyNotShell)Threat Brief Image for CVE-2022-41040, CVE-2022-41082, ProxyNotShell
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Threat Brief: CVE-2022-41040 and CVE-2022-41082: Microsoft Exchange Server (ProxyNotShell)

  • By Shawn Westfall
  • October 4, 2022 at 4:30 PM

108

8 min. read

Trending

  • Machine Learning Versus Memory Resident Evil by Esmid Idrizovic
Actor Exploits Microsoft Exchange Server Vulnerabilities, Cortex XDR Blocks Harvesting of CredentialsA conceptual image representing espionage, such as the attempted (but unsuccessful) credential harvesting discussed here.
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Actor Exploits Microsoft Exchange Server Vulnerabilities, Cortex XDR Blocks Harvesting of Credentials

  • By Robert Falcone
  • April 15, 2021 at 6:00 AM

21

8 min. read

Threat Assessment: DearCry RansomwareConceptual image illustrating ransomware, such as the DearCry ransomware discussed here.
32,418
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Threat Assessment: DearCry Ransomware

  • By Unit 42
  • March 12, 2021 at 2:50 PM

19

5 min. read

Microsoft Exchange Server Attack TimelineConceptual image representing the concept of global attackers, such as those featured in this Microsoft Exchange Server Attack timeline.
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Microsoft Exchange Server Attack Timeline

  • By Unit 42
  • March 11, 2021 at 12:10 PM

33

5 min. read

Remediation Steps for the Microsoft Exchange Server VulnerabilitiesAn image representing the concept of tutorials, such as the steps laid out here for remediating the Microsoft Exchange Server vulnerabilities
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Remediation Steps for the Microsoft Exchange Server Vulnerabilities

  • By Unit 42
  • March 9, 2021 at 9:40 AM

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4 min. read

Analyzing Attacks Against Microsoft Exchange Server With China Chopper WebshellsConceptual image symbolizing the adversarial relationship between security professionals and threat actors such as Hafnium, whose attacks involving the China Chopper webshell are discussed here
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Analyzing Attacks Against Microsoft Exchange Server With China Chopper Webshells

  • By Jeff White
  • March 8, 2021 at 2:24 PM

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10 min. read

Threat Assessment: Active Exploitation of Four Zero-Day Vulnerabilities in Microsoft Exchange ServerConceptual image representing vulnerabilities, such as the four zero-day Microsoft Exchange Server vulnerabilities discussed in this post.
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Threat Assessment: Active Exploitation of Four Zero-Day Vulnerabilities in Microsoft Exchange Server

  • By Unit 42
  • March 3, 2021 at 3:30 PM

418

6 min. read

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