Hackocalypse Now: New “Loop DoS” Attack Could Paralyze 300K Internet Hosts

DDoS Record Smashed: Hackers’ New ‘Loop DoS’ Trick Leaves 300K Hosts Dizzy!

Hot Take:

Oh, look, the classic denial-of-service attack just got a ‘90s rave upgrade – it’s now an endless loop party! Hackers are turning networks into infinite jam sessions with the “Loop DoS” attack, and I bet the network admins aren’t feeling the beat. CVE-2024-2169, the culprit behind this remix, is dropping the bass on UDP and making network services cry a river. Meanwhile, the cybersecurity DJs at CISPA are scratching their heads, trying to hit pause on this non-stop track.

Key Points:

  • Network services are getting stuck in a “Loop DoS” attack, thanks to the CVE-2024-2169 vulnerability in UDP.
  • CISPA researchers discoed their way into finding that a single spoofed message can start this infinite loop of chaos.
  • Outdated and current protocols alike are vulnerable to this groove, with a whopping 300,000 internet hosts at risk.
  • Big names on the dance floor like Broadcom, Cisco, and Microsoft are among the affected partygoers.
  • Although this flaw is the life of the party for hackers, there’s no evidence of anyone crashing it…yet.
Title: Implementations of UDP application protocols are susceptible to network loops and denial of service
Cve id: CVE-2024-2169
Cve state: PUBLISHED
Cve assigner short name: certcc
Cve date updated: 03/19/2024
Cve description: Implementations of UDP application protocol are vulnerable to network loops. An unauthenticated attacker can use maliciously-crafted packets against a vulnerable implementation that can lead to Denial of Service (DOS) and/or abuse of resources.

Need to know more?

Denial of Service or Denial of Sanity?

Imagine a party where the DJ just can't stop playing the same track on repeat. That's what's happening in the cyber world with this Loop DoS attack. It's the kind of party no one, especially network admins, wants an invite to. The looped attack abuses UDP, a protocol that apparently couldn't tell a legit packet from an imposter if it had a neon sign. It's all fun and games until someone spoofs an IP, and then it's an endless echo chamber of error messages bouncing between servers.

The Endless Echo Chamber

The researchers at CISPA are probably feeling like they're in an episode of "Black Mirror," where everything that can go wrong, does. They've uncovered that several protocols are shaking their vulnerabilities on the dance floor. From the old-school moves of QOTD and Echo to the modern grooves of DNS and NTP, they're all susceptible to this looped nightmare. It's like finding out your entire playlist is filled with remixes you never asked for.

The Vulnerable VIP List

It's not just a small underground club that's vulnerable; it's a full-blown festival. With an estimated 300,000 internet hosts at risk of getting looped, it's a rave that could potentially span the globe. The VIP list includes industry heavyweights like Broadcom, Cisco, and Microsoft, all nodding their heads to the tune of vulnerability. And while this exploit might be music to a hacker's ears, for the rest of us, it's more like a record scratch.

The Party No One Wants to Attend

Despite the flaw being as easy to exploit as pressing play on a turntable, there's a silver lining – no one's reported any crashers at this party yet. It's as if the hackers are all busy at another event, or maybe they just haven't found the right beat to drop the exploit. But with a vulnerability that's more accessible than an all-ages show, it's only a matter of time before someone tries to jump the line and turn the network into a mosh pit.

Encore, or Time to Unplug?

So while the cybersecurity world holds its breath, waiting for the other shoe to drop, the rest of us can only hope that this Loop DoS attack remains an underground track that never hits the mainstream. If you're in the mood for more tech thrillers, TechRadar Pro has you covered, from the latest in DDoS protection services to the best firewalls to keep your party exclusive. Just remember, when it comes to network security, you don't want an endless loop – you want an endless loop...hole closed.

Tags: CVE-2024-2169, DDOS Attack, IP spoofing, Network Security, protocol abuse, UDP vulnerability, Vulnerability Exploitation