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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. through 4.73, VPN series firmware versions 4.60 through 5.35.

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Massive Surge in DDoS Attacks Reported in First Quarter of 2023

CyberSecurity Insiders

StormWall , a premier cybersecurity firm specializing in the defense of websites, networks, and online services from Distributed Denial of Service (DDoS) attacks, has published an in-depth report on the DDoS landscape during the first quarter of 2023. of DDoS attacks targeting the application layer (L7), 11.7% in Q1 2022 to 6.4%

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Yandex is under the largest DDoS attack in the history of Runet

Security Affairs

The Russian internet service provider Yandex is under a massive distributed denial-of-service (DDoS) attack that began last week. The record magnitude of the massive DDoS attack was also confirmed by the US company Cloudflare, which specializes in the protection against such kinds of attacks.

DDOS 108
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KrebsOnSecurity Hit By Huge New IoT Botnet “Meris”

Krebs on Security

On Thursday evening, KrebsOnSecurity was the subject of a rather massive (and mercifully brief) distributed denial-of-service (DDoS) attack. But on Thursday DDoS protection firm Qrator Labs identified the culprit — “Meris” — a new IoT monster that first emerged at the end of June 2021. In its Aug. Image: Qrator.

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Home routers are being hijacked using vulnerability disclosed just 2 days ago

Malwarebytes

Router firmware. Under the description of CVE-2021-20090 you will find: “a path traversal vulnerability in the web interfaces of Buffalo WSR-2533DHPL2 firmware version <= 1.02 and WSR-2533DHP3 firmware version <= 1.24 The vulnerability is listed as CVE-2021-20090. Mitigation.

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InfectedSlurs botnet targets QNAP VioStor NVR vulnerability

Security Affairs

In November, Akamai warned of a new Mirai -based DDoS botnet, named InfectedSlurs , actively exploiting two zero-day vulnerabilities to infect routers and video recorder (NVR) devices. that impacted several routers, including Future X Communications (FXC) AE1021 and AE1021PE wall routers, running firmware versions 2.0.9 and earlier.

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Widespread exploitation by botnet operators of Zyxel firewall flaw

Security Affairs

“Improper error message handling in Zyxel ZyWALL/USG series firmware versions 4.60 through 4.73, VPN series firmware versions 4.60 through 5.35, USG FLEX series firmware versions 4.60 through 5.35, and ATP series firmware versions 4.60 Mirai botnets are frequently used to conduct DDoS attacks.”