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Cybercriminals Now Using Plex Media Servers to Amplify DDoS Attacks

samedi 6 février 2021 à 08:28
A new distributed denial-of-service attack (DDoS) vector has ensnared Plex Media Server systems to amplify malicious traffic against targets to take them offline. "Plex's startup processes unintentionally expose a Plex UPnP-enabled service registration responder to the general Internet, where it can be abused to generate reflection/amplification DDoS attacks," Netscout researchers said in a

Critical Flaws Reported in Cisco VPN Routers for Businesses—Patch ASAP

vendredi 5 février 2021 à 09:02
Cisco has rolled out fixes for multiple critical vulnerabilities in the web-based management interface of Small Business routers that could potentially allow an unauthenticated, remote attacker to execute arbitrary code as the root user on an affected device. The flaws — tracked from CVE-2021-1289 through CVE-2021-1295 (CVSS score 9.8) — impact RV160, RV160W, RV260, RV260P, and RV260W VPN

New Chrome Browser 0-day Under Active Attack—Update Immediately!

vendredi 5 février 2021 à 08:40
Google has patched a zero-day vulnerability in Chrome web browser for desktop that it says is being actively exploited in the wild. The company released 88.0.4324.150 for Windows, Mac, and Linux, with a fix for a heap buffer overflow flaw (CVE-2021-21148) in its V8 JavaScript rendering engine. "Google is aware of reports that an exploit for CVE-2021-21148 exists in the wild," the company said in

How to Audit Password Changes in Active Directory

jeudi 4 février 2021 à 12:28
Today's admins certainly have plenty on their plates, and boosting ecosystem security remains a top priority. On-premises, and especially remote, accounts are gateways for accessing critical information. Password management makes this possible. After all, authentication should ensure that a user is whom they claim to be. This initial layer of security is crucial for protecting one's entire

Beware: New Matryosh DDoS Botnet Targeting Android-Based Devices

jeudi 4 février 2021 à 11:48
A nascent malware campaign has been spotted co-opting Android devices into a botnet with the primary purpose of carrying out distributed denial-of-service (DDoS) attacks. Called "Matryosh" by Qihoo 360's Netlab researchers, the latest threat has been found reusing the Mirai botnet framework and propagates through exposed Android Debug Bridge (ADB) interfaces to infect Android devices and ensnare
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