DDoS threat report for 2023 Q2

The second quarter of 2023 was characterized by thought-out, tailored and persistent waves of DDoS attack campaigns on various fronts, including:

  • Multiple DDoS offensives orchestrated by pro-Russian hacktivist groups REvil, Killnet and Anonymous Sudan against Western interest websites.
  • An increase in deliberately engineered and targeted DNS attacks alongside a 532% surge in DDoS attacks exploiting the Mitel vulnerability (CVE-2022-26143). Cloudflare contributed to disclosing this zero-day vulnerability last year.
  • Attacks targeting Cryptocurrency companies increased by 600%, as a broader 15% increase in HTTP DDoS attacks was observed. Of these, Cloudflare has noticed an alarming escalation in attack sophistication which they will cover more in depth.

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Source: Cloudflare