Phying News
P非影 中文
Curated security research, vulnerabilities, advisories and tools for practitioners.

Attacking ECMAScript Engines with Redefinition

projectzero.google | blog | #exploitation | #javascript | #flash | #ecmascript | #redefinition

Summary

Dynamic redefinition of ECMAScript functions and variables can break native code assumptions; Project Zero found 24 such vulnerabilities in Adobe Flash, with similar issues seen in the wild.
Published
Collected

original ↗

Related coverage

blog · projectzero.google
Three bypasses and a fix for one of Flash's Vector.<*> mitigations
After Flash 18.0.0.209 introduced two mitigations against Vector corruption abuse, Flash 18.0.0.232 changes one mitigation's implementation, and three bypasses of it are demonstrated.
blog · projectzero.google
One Perfect Bug: Exploiting Type Confusion in Flash
A Google Project Zero analysis of a high-quality Flash type confusion bug and the factors that make it especially reliable for exploit development.
blog · projectzero.google
From inter to intra: gaining reliability
A Google Project Zero post describing techniques to increase exploitation reliability for an Adobe Flash vulnerability.
blog · projectzero.google
A Tale of Two Exploits
A Google Project Zero deep dive into the exploitation techniques used against a Flash Player scripting vulnerability.
blog · projectzero.google
What does a pointer look like, anyway?
A Google Project Zero post examining memory information disclosure vulnerabilities in Flash Player and how leaked data aids exploitation.
vulnerability · projectzero.google
(^Exploiting)\s*(CVE-2015-0318)\s*(in)\s*(Flash$)
A Google Project Zero write-up exploiting CVE-2015-0318, a bug in the PCRE regular expression engine as used in Adobe Flash.
back