Premise

In this video walkthrough, we covered a vulnerability in Jackson library that uses JSON Deserialization and used ‘Time‘ machine from Hackthebox for demo purposes.

CVE Description

FasterXML jackson-databind 2.x before 2.9.9.1 might allow attackers to have a variety of impacts by leveraging failure to block the logback-core class from polymorphic deserialization. Depending on the classpath content, remote code execution may be possible.

Source: https://nvd.nist.gov/vuln/detail/CVE-2019-12384

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Skills Learned

JSON

Video Walkthrough

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Cybersecurity Instructor & Swimmer

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