Remove 2021 Remove Backups Remove Ransomware
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Microsoft Patch Tuesday, August 2021 Edition

Krebs on Security

Microsoft said attackers have seized upon CVE-2021-36948 , which is a weakness in the Windows Update Medic service. Redmond says while CVE-2021-36948 is being actively exploited, it is not aware of exploit code publicly available. “In the case of ransomware attacks, they have also been used to ensure maximum damage.”

Software 325
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Ransomware Attacks against Water Treatment Plants

Schneier on Security

According to a report from CISA last week, there were three ransomware attacks against water treatment plants last year. WWS Sector cyber intrusions from 2019 to early 2021 include: In August 2021, malicious cyber actors used Ghost variant ransomware against a California-based WWS facility.

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Microsoft Patch Tuesday, November 2021 Edition

Krebs on Security

The other critical flaw patched today that’s already being exploited in the wild is CVE-2021-42321 , yet another zero-day in Microsoft Exchange Server. As Exchange zero-days go, CVE-2021-42321 appears somewhat mild by comparison. But please do not neglect to backup your important files — before patching if possible.

Backups 304
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Patch Tuesday, October 2021 Edition

Krebs on Security

to fix a zero-day vulnerability (CVE-2021-30883) that is being leveraged in active attacks targeting iPhone and iPad users. CVE-2021-38672 affects Windows 11 and Windows Server 2022; CVE-2021-40461 impacts both Windows 11 and Windows 10 systems, as well as Server versions. Firstly, Apple has released iOS 15.0.2

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Inside Ireland’s Public Healthcare Ransomware Scare

Krebs on Security

The consulting firm PricewaterhouseCoopers recently published lessons learned from the disruptive and costly ransomware attack in May 2021 on Ireland’s public health system. The unusually candid post-mortem found that nearly two months elapsed between the initial intrusion and the launching of the ransomware.

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Microsoft Patch Tuesday, May 2021 Edition

Krebs on Security

By all accounts, the most pressing priority this month is CVE-2021-31166 , a Windows 10 and Windows Server flaw which allows an unauthenticated attacker to remotely execute malicious code at the operating system level. “For ransomware operators, this kind of vulnerability is a prime target for exploitation,” Breen said.

Wireless 315
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Medusa Ransomware Warning: CISA and FBI Issue Urgent Advisory

eSecurity Planet

The Cybersecurity and Infrastructure Security Agency (CISA), in collaboration with the Federal Bureau of Investigation (FBI) and the Multi-State Information Sharing and Analysis Center (MS-ISAC), has released a joint cybersecurity advisory warning organizations about the escalating threat posed by the Medusa ransomware.