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China-linked APT BlackTech was spotted hiding in Cisco router firmware

Security Affairs

US and Japanese authorities warn that a China-linked APT BlackTech planted backdoor in Cisco router firmware to hack the businesses in both countries. The group targeted organizations in multiple sectors, including defense, government, electronics, telecommunication, technology, media, telecommunication industries.

Firmware 134
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Secret Backdoors Found in German-made Auerswald VoIP System

The Hacker News

Multiple backdoors have been discovered during a penetration test in the firmware of a widely used voice over Internet Protocol (VoIP) appliance from Auerswald, a German telecommunications hardware manufacturer, that could be abused to gain full administrative access to the devices.

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MI5 chief warns of Chinese cyber espionage reached an unprecedented scale

Security Affairs

.” Recently, US and Japanese intelligence, law enforcement and cybersecurity agencies warned of a China-linked APT, tracked as BlackTech (aka Palmerworm, Temp.Overboard, Circuit Panda, and Radio Panda), that planted backdoor in Cisco router firmware to access multinational companies’ networks.

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Android mobile devices from 11 vendors are exposed to AT Commands attacks

Security Affairs

Even if international telecommunications regulators have defined the list of AT commands that all smartphones must implement, many vendors have also added custom AT command sets that could be used to manage some specific features of the devices (i.e. The AT commands can be transmitted via phone lines and control modems. camera control).

Mobile 106
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Lapsus$: The New Name in Ransomware Gangs

Security Boulevard

Other targets include Brazil’s Ministry of Health (MoH) and Brazilian telecommunications operator Claro. Since they appear to be succeeding, Lapsus$ announced that they are looking to recruit insiders employed at telecommunications, software and gaming companies, among other technology businesses. But first things first.

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Massive Surge in DDoS Attacks Reported in First Quarter of 2023

CyberSecurity Insiders

The report stems from a detailed analysis of attacks targeting StormWall’s clientele, which spans various sectors such as finance, e-commerce, telecommunications, entertainment, transportation, education, and logistics. Telecommunications continued to be a popular target, enduring 16% of attacks and a 47% YoY increase.

DDOS 129
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3.5m IP cameras exposed, with US in the lead

Security Affairs

In November, the US Federal Communications Commission banned authorizations for Chinese telecommunications and video surveillance equipment, saying that Huawei, ZTE, Hytera, Hikvision, and Dahua are “deemed to pose a threat to national security.”. Most insecure brands.