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  • PHOBOS RANSOMWARE ATTACK

    TZ-CERT has observed a new and sophisticated techniques that ransomware actors are currently using to infect targeted victims across the globe. The ransomware actors have launched a new variant of ran…

  • Ransomware

    RANSOMWARE OUTBREAK

    Ransomware is a type of malicious software, or malware, designed to deny access to a computer system or data until a ransom is paid. Principally, it encrypts files on the compromised systems and deman…

  • Fileless

    FILELESS MALWARE ATTACK

    Tanzania Computer Emergency Response Team (TZ-CERT) is aware of security incidents involving malicious software named “Fileless malware”. As its name implies, it doesn’t depend on a computer file as a…

  • DOMAIN NAMING SYSTEM (DNS) HIJACKING NOTICE

    Tanzania Computer Emergency Team (TZ-CERT) is informed of a large scale and global campaign involving DNS Infrastructure hijacking targeting domains belonging to Government, Internet Service Providers…

Current Activities

Cisco Security Update

Cisco has released security updates to address vulnerabilities in Cisco Adaptive Security Appliance and Firepower Threat Defense Software. Exploitation of these vulnerabilities may allow an attacker to take control of affected system. Users and administrators are encouraged to review Cisco Security Advisory and apply necessary updates.  

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VMware Security Update

VMware has released security updates to address vulnerabilities in VMware vSphere ESXi version 6.0, 6.5, 6.7, Workstation version 15.x prior to 15.5.1 and Fusion version 11.x prior to 11.5.1.  Exploitation of these vulnerabilities may allow an attacker to cause a denial of service condition. Users and administrators are encouraged to …

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Microsoft Security Updates

Microsoft has released security updates to address multiple vulnerabilities in Microsoft software. Exploitation of these vulnerabilities may allow a remote attacker to take control of affected system. Users and administrators are encouraged to review Microsoft’s November 2019 Security Update Summary and Deployment Information and apply necessary updates.

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Intel Security Updates

Intel has released security updates to address vulnerabilities in its multiple products including but not limited to Graphics Drivers, Wireless WIFI Drivers, Processor and Ethernet 700 Series. Exploitation of these vulnerabilities may allow an attacker to take control of affected system. Users and administrators are encouraged to review Intel security …

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Adobe Security Updates

Adobe has released security update to address vulnerabilities in products namely Animate CC 2019, Illustrator CC, Media Encoder and Bridge CC. Exploitation of these vulnerabilities may allow an attacker to take control of affected system. Users and administrators are encouraged to review the following Adobe Security Bulletins APSB19-34, APSB19-36, APSB19-52 …

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A digest of Tanzania Computer Incident Response Teams coverage of cybersecurity news across the globe