r0 Crew (Channel)
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Security Related Links:
- Reverse Engineering;
- Malware Research;
- Exploit Development;
- Pentest;
- etc;

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This three-part series highlights the technical challenges involved in finding and exploiting JavaScript engine vulnerabilities in modern web browsers and evaluates current exploit mitigation technologies. The exploited vulnerability, CVE-2020-9802, was fixed in iOS 13.5, while two of the mitigation bypasses, CVE-2020-9870 and CVE-2020-9910, were fixed in iOS 13.6.

JITSploitation I: A JIT Bug
https://googleprojectzero.blogspot.com/2020/09/jitsploitation-one.html

JITSploitation II: Getting Read/Write
https://googleprojectzero.blogspot.com/2020/09/jitsploitation-two.html

JITSploitation III: Subverting Control Flow
https://googleprojectzero.blogspot.com/2020/09/jitsploitation-three.html

#mobile #ios #javascript #browser #jit #webkit #expdev #cve #reverse #darw1n
VMX intrinsics plugin for Hex-Rays decompiler. The plugin allow to display unhandled VMX instructions into their respective intrinsic form when using the decompiler. Might be useful for those who enjoy reversing hypervisors.

https://github.com/synacktiv/vmx_intrinsics

#reverse #ida #plugin #hypervisor #vmx #darw1n
VolgaCTF 2020 is an international inter-university cybersecurity competition with a local conference taking place in Samara, Russia on September 14-18.

If you have the opportunity, we recommend visiting it!
A helper utility for creating shellcodes. Cleans MASM file generated by MSVC, gives refactoring hints https://github.com/hasherezade/asm_cleaner #exploitation #reverse #dukeBarman
Cutter 1.12.0 release with major decompiler widget changes https://github.com/radareorg/cutter/releases/tag/v1.12.0

#reverse #radare2 #jeisonwi
VivienneVMM is a stealthy debugging framework implemented via an Intel VT-x hypervisor. The VMM driver implements multiple breakpoint control managers which allow a user mode client to set, clear, and inspect the logs of VMM-backed breakpoints. These breakpoints are invisible to the guest.

https://github.com/changeofpace/VivienneVMM

#reverse #hypervisor #debugger #darw1n