Tag: AA21-291A


Apache Log4j Vulnerability Guidance

Background Apache Log4j2 is a ubiquitous library used by millions for Java applications; the library is part of the Apache Software Foundation’s Apache Logging Services project. The vulnerability CVE-2021-44228, disclosed on December 9, 2021, allows for remote code execution against...

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Alert (AA21-291A) BlackMatter Ransomware : The Dark Side Returns

Background BlackMatter is a new ransomware threat discovered at the end of July 2021. BlackMatter is ransomware-as-a-service (Raas) tool that allows  the ransomware's developers to profit from cybercriminal affiliates (i.e., BlackMatter actors) who deploy it against victims. This malware started...

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