Decryptor Developed for MegaCortex and Cisco Cautions Users of End of Life Products

MegaCortex Ransomware Decryptor

by Artie Kaye

BitDefender, NoMoreRansom and members of law enforcement have developed a tool designed to decrypt all instances of the MegaCortex ransomware. The tool is offered for free. Get in touch with your IT support in case of ransomware. Backing up the encrypted data before an attempted restore is advisable. Follow the rules and regulations in your jurisdiction if you have been infected with ransomware.

Decryption Library
https://www.nomoreransom.org/en/decryption-tools.html

MegaCortex Specific and Instructions
https://www.bitdefender.com/blog/labs/bitdefender-partnership-with-law-enforcement-yields-megacortex-decryptor/
https://www.nomoreransom.org/uploads/UserManualMegaCortexDecryptor.pdf

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Cisco Routers End of Life Vulnerable

by Artie Kaye

Vulnerabilities disclosed today by Cisco reveal a means of chaining CVE-2023-20025 and CVE-2023-2002 to execute arbitrary commands on certain devices. Routers in the RV-016 and RV-082 series are end of life products and will not be getting updates. The company advises installing new routers. Other devices affected by CVE-2023-20025 are the RV-042 and RV-042G series, for which a patch has yet to be developed.

A workaround offered by the company is here:
https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-sbr042-multi-vuln-ej76Pke5#workarounds:~:text=Block%20Access%20to%20Ports%20443%20and%2060443

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