Exploit Knowledge

1. Encoding : UTF-16BE, ANSI
   a. [KOR] Encoding : UTF-16BE, ANSI
   b. [ENG] Encoding : UTF-16BE, ANSI

2. Process of JS embeded in PDF at Adobe
   a. [KOR] Process of JS embeded in PDF at Adobe
   b. [ENG] Process of JS embeded in PDF at Adobe

3. JS Object - SpiderMonkey
   a. [KOR] JS Object - SpiderMonkey
   b. [ENG] JS Object - SpiderMonkey

4. Windows Heap - LFH
   a. [KOR] Windows Heap - LFH
   b. [ENG] Windows Heap - LFH

Analysize

1. [KOR] CVE-2021-39863 Analysis
2. [ENG] CVE-2021-39863 Analysis

Exploit

1. [KOR] CVE-2021-39863 Exploit
2. [ENG] CVE-2021-39863 Exploit