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Hacks, News, Vulnerabilities

SpectreRSB – new Spectre CPU side-channel attack using the Return Stack Buffer 

  Researchers from the University of California, Riverside (UCR) have devised a new Spectre CPU side-channel attack called SpectreRSB. SpectreRSB leverage the speculative execution technique that is implemented by most modern CPUs to optimize performance. Differently, from other Spectre attacks, SpectreRSB recovers data from the speculative execution process by…

Hacks, News, Vulnerabilities

Cisco fixes critical and high severity flaws in Policy Suite and SD-WAN products 

Cisco has found over a dozen critical and high severity vulnerabilities in its Policy Suite, SD-WAN, WebEx and Nexus products. The tech giant has reported customers four critical vulnerabilities affecting the Policy Suite. The flaws tracked as CVE-2018-0374, CVE-2018-0375, CVE-2018-0376, and CVE-2018-0377 have been discovered during internal testing. Two of these flaws…