Tag: Denial of Service
CDN Tsunami turns HTTP/3 edge into 350x flood amplifier
New research shows CDN protocol conversion can amplify a low-bandwidth attack stream up to 350x at the origin.
Cisco firewalls rebootable by crafted SSL VPN requests in new bug
Cisco warns an unauthenticated attacker can crash ASA and FTD firewalls with a single crafted HTTP request.
Critical Nginx bug CVE-2026-42533 allows remote code execution via HTTP
F5 patched a critical Nginx heap buffer overflow that lets unauthenticated attackers crash workers or achieve remote code execution.