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Multiple DDoS botnets were observed targeting Zyxel devices

Security Affairs

Researchers warn of several DDoS botnets exploiting a critical flaw tracked as CVE-2023-28771 in Zyxel devices. Fortinet FortiGuard Labs researchers warned of multiple DDoS botnets exploiting a vulnerability impacting multiple Zyxel firewalls. Mirai botnets are frequently used to conduct DDoS attacks.”

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FBI warns cyber actors abusing protocols as new DDoS attack vectors

Security Affairs

The FBI issued an alert last week warning about the discovery of new network protocols that have been exploited to launch large-scale DDoS attacks. The Federal Bureau of Investigation sent an alert last week warning about large-scale distributed denial of service (DDoS) attacks that abused new network protocols. continues the report.

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Sophos fixed a critical vulnerability in Cyberoam firewalls

Security Affairs

A vulnerability in Sophos Cyberoam firewalls could be exploited by an attacker to gain access to a target’s internal network without authentication. Sophos addressed a vulnerability in its Cyberoam firewalls that could be exploited by an attacker to gain access to a company’s internal network without providing a password.

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A new DDoS technique abuses HTML5 Hyperlink Audit Ping in massive attacks

Security Affairs

Experts at Imperva discovered a new type of large-scale DDoS attack that abuses the HTML5 Ping-based hyperlink auditing feature. Experts at Imperva Vitaly Simonovich and Dima Bekerman observed a large-scale DDoS attack abusing the HTML5 Ping-based hyperlink auditing feature. ” reads the analysis published by Imperva.

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Massive DDos attack hit Telegram, company says most of junk traffic is from China

Security Affairs

Encrypted messaging service Telegram was hit by a major DDoS attack apparently originated from China, likely linked to the ongoing political unrest in Hong Kong. We’re currently experiencing a powerful DDoS attack, Telegram users in the Americas and some users from other countries may experience connection issues. Pierluigi Paganini.

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Brazil expert discovers Oracle flaw that allows massive DDoS attacks

Security Affairs

million servers running the RPCBIND service from being used in amplified DDoS attacks. On that day, one of the web application firewalls (WAFs) installed in the XLabs SOC (security operations center) detected an abnormal pattern of network traffic that caught the eye of Mauricio. Securi ty Affairs – Oracle, DDoS).

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China used the Great Cannon DDoS Tool against forum used by Hong Kong protestors

Security Affairs

China is accused to have used the “Great Cannon” DDoS tool to launch attacks against LIHKG , a forum used by Hong Kong residents to organize protests. The last time the Great Cannon was used by the Chinese authorities was in 2017 when it was involved in DDoS attacks on the Mingjingnews.com site, a US-based Chinese media outlet.

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