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Microsoft Windows JScript RegExp.lastIndex Use-After-Free

Microsoft Windows JScript RegExp.lastIndex Use-After-Free
Posted Aug 28, 2018
Authored by Ivan Fratric, Google Security Research

There is a use-after-free vulnerability in jscript.dll related to how the lastIndex property of a RegExp object is handled. This vulnerability can be exploited through Internet Explorer or potentially through WPAD over local network. The vulnerability has been reproduced on multiple Windows versions with the most recent patches applied.

tags | exploit, local
systems | windows
advisories | CVE-2018-8353
MD5 | b2cf3dec9e5bd796bccbeb593fafdabd
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