[ThreatPost] Groove Calls for Cyberattacks on US as REvil Payback

The bold move signals a looming clash between Russian ransomware groups and the U.S.

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Daily NCSC-FI news followup 2021-03-14

New PoC for Microsoft Exchange bugs puts attacks in reach of anyone www.bleepingcomputer.com/news/security/new-poc-for-microsoft-exchange-bugs-puts-attacks-in-reach-of-anyone/ A security researcher has released a new proof-of-concept exploit this weekend that requires slight modification to install web shells on Microsoft Exchange servers vulnerable to the actively exploited ProxyLogon vulnerabilities. Will Dorman, a Vulnerability Analyst at the CERT/CC, tested the vulnerability on […]

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[SecurityWeek] Citrix Patches Hypervisor Vulnerabilities Allowing Host Compromise

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Citrix has released patches for several vulnerabilities in Hypervisor that could result in privileged code executed in a guest virtual machine compromising or crashing the host. read more Source: Read More (SecurityWeek RSS Feed)

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[SecurityWeek] Details Disclosed for Critical Vulnerability in Sophos Appliances

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Organizations using security appliances from Sophos have been advised to make sure their devices are up to date after a researcher disclosed the details of a critical vulnerability patched last year. read more Source: Read More (SecurityWeek RSS Feed)

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