Tag: Microsoft Exchange Server
Attackers Exploit Microsoft Security-Bypass Zero-Day Bugs
Microsoft's scheduled Patch Tuesday security update for February includes fixes for two zero-day security vulnerabilities under active attack, plus 71 other flaws across a...
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Rackspace Faces Massive Cleanup Costs After Ransomware Attack
After being hit with a ransomware attack at the end of 2022, Rackspace is now faced with fronting the cost of the cleanup, as...
Ivanti Issues Fix for Critical Vuln In Its Sentry Gateway Technology
Organizations using almost any version of the Ivanti Sentry security gateway product might want to immediately apply the security patch that the company released...
10 Vulnerabilities Types to Focus On This Year
Keeping applications and networks secure can seem like a Sisyphean task. No matter how much time and resources security and IT teams devote to...
10 Vulnerability Types to Focus On This Year
Keeping applications and networks secure can seem like a Sisyphean task. No matter how much time and resources security and IT teams devote to...
Microsoft Patch Tuesday: 36 RCE bugs, 3 zero-days, 75 CVEs
by Paul Ducklin Deciphering Microsoft’s official Update Guide web pages is not for the faint-hearted.
Most of the information you need,...
Cybercriminals Target Telecom Provider Networks
The growing use of mobile devices for multifactor authentication increasingly has made telecom providers a juicy target for cybercrime. An ongoing SIM card-swapping campaign...
98 Patches: Microsoft Greets New Year With Zero-Day Security Fixes
Microsoft's first security update for 2023 contained patches for a whopping 98 vulnerabilities, including one that attackers are actively exploiting and another that is...
Rackspace: Ransomware Attack Bypassed ProxyNotShell Mitigations
Managed cloud hosting services company Rackspace Technology has confirmed that the massive Dec. 2 ransomware attack that disrupted email services for thousands of its...
Ransomware Attackers Bypass Microsoft’s ProxyNotShell Mitigations With Fresh Exploit
The operators of a ransomware strain called Play have developed a new exploit chain for a critical remote code execution (RCE) vulnerability in Exchange...
Patch Tuesday: Microsoft Fixes Multiple Code Execution Flaws
Microsoft's Patch Tuesday bundle for this month is a big one: 74 documented vulnerabilities in multiple Windows products and components, some serious enough to lead to remote code execution attacks.
Deep Instinct 2022 Threat Landscape Report Finds 125% Increase in Threat Types and Novel Evasion Techniques
The Deep Instinct Threat Research team monitored attack volumes and types and extrapolated their findings to predict where the future of cybersecurity is heading, determine what motivates attackers, and lays out the steps organizations can take now in order to protect themselves in the future.
Integer overflow: How does it occur and how can it be prevented?
Make no mistake, counting on a computer is not as easy as it may seem. Here’s what happens when a number gets “too big”.
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