Internet Server SMB 
CATO Networks
MARCH 24, 2020
At the beginning of the month, Microsoft released an advisory and security patch for a serious Windows Server Message Block (SMB) vulnerability called the Windows SMBv3 Client/Server Remote Code Execution Vulnerability (AKA Windows SMBv3 RCE or CVE-2020-0796). Windows SMBv3 RCE isnt the first vulnerability in SMB.
CATO Networks
MAY 15, 2017
But what makes the attack so unusually virulent is how it exploits a vulnerability in the Windows SMB protocol. SMB is used by Windows machines for sharing files and the ransomware uses SMB to spread to other vulnerable devices on a network. Disrupt WannaCrypt communications with the Internet Firewall.
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CATO Networks
AUGUST 15, 2024
Executive Summary Recently, security researchers published a proof of concept (PoC) for a critical remote code execution (RCE) vulnerability in Windows Server ( CVSS score 9.8 ), ranging all the way from Windows Server 2000 up to 2025.
CATO Networks
MARCH 20, 2017
The POC was able to generate the so called Blue Screen of Death on Windows clients that connects into a compromised SMB server. Vulnerabilities in SMB servers should be treated very seriously. Organizations can best protect themselves by inspecting interbranch SMB traffic with an IPS.
CATO Networks
MAY 24, 2020
The criminal group also threatened to publish sensitive data from the car parts supplier on the internet, unless a ransom was paid. Both attacks demonstrate how vulnerable todays businesses are when connected to the public internet and adequate protection is not deployed. We also address the shortcomings of VPNs.
CATO Networks
AUGUST 18, 2022
Cato automatically chooses the best route for your traffic dynamically, resulting in a predictable and reliable connection to resources compared with public Internet. Internet Firewall Rules enforce company-driven access policies to Internet websites and apps based on app name, category, port, protocol and service.
CATO Networks
MAY 20, 2024
A couple phenomena of IP usage across the internet add a layer of complexity to correct identifications: Dynamic IP addresses – often used by ISPs to move an IP between customers when it is no longer in use, making it harder to track and block malicious activity effectively. and a legitimate business and economy site – s kygo.in.
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