Tanzania Communications Regulatory Authority is aware of number of reported incidents of widely spread computer malicious software named WannaCry Ransomware that infects computer files. The infection has affected several thousands of computers world wide as of Saturday 12^th May 2017.

Ransomware is a type of malicious software family that infects and prevents users from accessing their files or systems, either by locking the system’s screen or by encrypting the user’s files. Successful hackers termed Ransom demand certain amount of money to realize infected files from your computer. The paying is not a guarantee for access to the infected files, users and organizations are discouraged from paying the Ransom. For more information please click here

Cisco has released security updates to address vulnerabilities in multiple products.  Exploitation of some of these vulnerabilities could allow an attacker to take control an affected system.

Users and administrators are encouraged to review Cisco Security Advisories and apply the necessary updates.

For more information visit below listed sites:-

• Cisco Mobility Express 1800 Access Point Series Authentication Bypass Vulnerability
• Cisco StarOS SSH Privilege Escalation Vulnerability
• Cisco Workload Automation and Tidal Enterprise Scheduler Client Manager Server Arbitrary File Read Vulnerability

Drupal has released security updates to address vulnerability in Drupal core 8.x versions prior to 8.2.7 that could potentially allow an attacker to control of an affected system.

Users and administrators are encouraged to review the Drupal Security Advisory and apply the necessary updates. Click here for more information.

Microsoft has released security updates to address vulnerability in Server Message Block 1.0 (SMBv1). Exploitation of this vulnerability could potentially allow an attacker to control of an affected system.

Users and administrators are encouraged to review the Microsoft Security Bulletin and apply the necessary updates. Click here for more information.

After April 11, 2017 Microsoft is end support for the Windows Vista operating system, customers will no longer receive:-

• Security updates
• Non-security hotfixes
• Online technical content updates

Users and administrators are encouraged to upgrade to a currently supported operating system.

Click here for more information.