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Overview of IoT threats in 2023

SecureList

IoT devices (routers, cameras, NAS boxes, and smart home components) multiply every year. The first-ever large-scale malware attacks on IoT devices were recorded back in 2008, and their number has only been growing ever since. Telnet, the overwhelmingly popular unencrypted IoT text protocol, is the main target of brute-forcing.

IoT 101
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New Mirai botnet targets tens of flaws in popular IoT devices

Security Affairs

Since March 2023, researchers at Palo Alto Networks Unit 42 have observed a new variant of the Mirai botnet targeting multiple vulnerabilities in popular IoT devices. The attack chain commences with the exploitation of one of the above issues, then the threat actor tries to download a shell script downloader from a remote server.

IoT 88
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Mirai V3G4 botnet exploits 13 flaws to target IoT devices

Security Affairs

During the second half of 2022, a variant of the Mirai bot, tracked as V3G4, targeted IoT devices by exploiting tens of flaws. Palo Alto Networks Unit 42 researchers reported that a Mirai variant called V3G4 was attempting to exploit several flaws to infect IoT devices from July to December 2022. to the console.

IoT 97
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IoT Cybersecurity: 5 Major Vulnerabilities and How to Tackle Them

Security Affairs

The number of sensors and smart devices connected to the internet is exponentially rising, which are the 5 Major Vulnerabilities for IoT devices. If you take a look at the global market for IoT, you can easily spot the trend. IoT devices are exposed to cybersecurity vulnerabilities. Improper encryption. Vicious insider.

IoT 132
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Chalubo, a new IoT botnet emerges in the threat landscape

Security Affairs

Security experts from Sophos Labs have spotted a new piece of IoT malware tracked as Chalubo that is attempting to recruit devices into a botnet used to launch DDoS attacks. “The attackers encrypt both the main bot component and its corresponding Lua script using the ChaCha stream cipher.”

IoT 80
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Torii botnet, probably the most sophisticated IoT botnet of ever

Security Affairs

Avast spotted a new IoT botnet, tracked as Torii, that appears much more sophisticated and stealth of the numerous Mirai variants previously analyzed. Security researchers spotted a new IoT botnet, tracked as Torii, that appears much more sophisticated and stealth of the numerous Mirai variants previously analyzed.

IoT 85
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Router security in 2021

SecureList

Number of router vulnerabilities according to cve.mitre.org, 2010–2022 ( download ). Number of router vulnerabilities according to nvd.nist.gov, 2010–2022 ( download ). Distribution of router vulnerabilities by priority, 2021 ( download ). Attacks by this malware as a percentage of all attacks on Kaspersky IoT honeypots in 2021.

DDOS 104