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Collide+Power, Downfall, and Inception: New Side-Channel Attacks Affecting Modern CPUs

🗓️ 09 Aug 2023 15:39:00Reported by The Hacker NewsType 
thn
 thn🔗 thehackernews.com👁 98 Views

Disclosure of three new side-channel attacks impacting modern CPUs. The Collide+Power, Downfall, and Inception attacks exploit vulnerabilities in CPU memory optimization features, potentially allowing unauthorized access to sensitive data. Downfall is a medium severity flaw addressed by microcode update.

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10 Aug 2023 08:33Current
7High risk
Vulners AI Score7
CVSS 22.1
CVSS 3.17.8 - 8
EPSS0.0616
SSVC
side-channel attacksmodern cpuscpu vulnerabilitiesmemory optimizationunauthorized data accessmicrocode update
98