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CVE-2021-40847 flaw in Netgear SOHO routers could allow remote code execution

Security Affairs

The flaw, tracked as CVE-2021-40847, resides in the source of a third-party component included in the firmware of many Netgear devices. For the specific DNS-based MITM attack used above, the attacker must race DNS queries from the Circle update daemon. R6700v3 – 1.0.4.106 R6900 – 1.0.2.16 R7900 – 1.0.4.38

DNS 130
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Remotely Accessing Secure Kali Pi

Kali Linux

In Secure Kali Pi (2022) , the first blog post in the Raspberry Pi series, we set up a Raspberry Pi 4 with full disk encryption. author: Broadcom Corporation firmware: brcm/brcmfmac*-sdio.*.bin bin firmware: brcm/brcmfmac*-sdio.*.txt We mentioned that we can leave it somewhere as a drop box. wireless LAN fullmac driver.

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Overview of IoT threats in 2023

SecureList

Brute-force attacks on services that use SSH, a more advanced protocol that encrypts traffic, can yield similar outcomes. User files were encrypted, with the device’s interface displaying a ransom note demanding payment of 0.03 DNS changer Malicious actors may use IoT devices to target users who connect to them.

IoT 86
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The Biggest Lessons about Vulnerabilities at RSAC 2021

eSecurity Planet

Ransomware: Encryption, Exfiltration, and Extortion. Ransomware perpetrators of the past presented a problem of availability through encryption. Detect Focus on encryption Assume exfiltration. From BIOS and firmware to UEFI code, VBOS is an attack vector that requires more attention. Old way New way. Current Target: VBOS.

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Network Protection: How to Secure a Network

eSecurity Planet

Virtual Private Network (VPN) : For remote access, remote desktop protocol (RDP) no longer can be considered safe. Instead, organizations should use a virtual private network (VPN) solution. Similarly, spoofed domain name system (DNS) and IP addresses can redirect users from legitimate connections to dangerous and malicious websites.

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10 Network Security Threats Everyone Should Know

eSecurity Planet

DNS attacks : DNS cache poisoning, or hijacking, redirects a legitimate site’s DNS address and takes users to a malicious site when they attempt to navigate to that webpage. VPN Vulnerabilities Although VPNs create a private tunnel for organizations’ network communications, they can still be breached.

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2024 State of Cybersecurity: Reports of More Threats & Prioritization Issues

eSecurity Planet

50,000 DDoS attacks on public domain name service (DNS) resolvers. 553% increase in DNS Flood attacks from 1H 2020 to 2H 2023. DDoS attacks on single networks or websites render them unavailable, but DDoS attacks on DNS resolvers bring down all networks and websites using that DNS resource.