Validating form data using hidden fields


10-Feb-2020 06:32

Kernel exploitation using the browser as an initial vector was a rare sight in previous contests.This presentation will detail the eight winning browser to super user exploitation chains (21 total vulnerabilities) demonstrated at this year's Pwn2Own contest.The result is really worrisome: among the 149 applications that use OAuth, 89 of them (59.7%) were incorrectly implemented and thus vulnerable.In the paper, we pinpoint the key portions in each OAuth protocol flow that are security critical, but are confusing or unspecified for mobile application developers.

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This may be exploited through LDAP manipulation or simply by modifying LDAP entries as some Enterprise directories allow. This talk explores the idea, and in particular dives into the internals of the Philips Hue smart light system, and details what security has been deployed to prevent this.The initial objective of the protocol was specific: it serves the authorization needs for websites.