CodeJitsu targetted CSDS running NRFIN_00063 in round 60.
Type 1 POV
eip:0x26c28600 - ebp:0x480c6860
The application exited with a segmentation fault
0x804e970: 0x804e970 // esp: 0xbaaaaf14
Execution control corruption via return (return to: 0xbaaaaf14).
Tracing data from eip: 0x804e970 tracing source of memory: 0xbaaaaf14 (value: 0x26c28600)
0x805245d : receive syscall (return)
0x80520df : mov dl,byte ptr [ecx+eax+0xc]
0x80520e3 : mov byte ptr [ebp-0x11],dl
0x80520f5 : movsx eax,byte ptr [ebp-0x11]
0x80520f9 : mov dword ptr [ebp-0x8],eax
0x80520fc : mov eax,dword ptr [ebp-0x8]
0x8051f06 : mov byte ptr [ebp-0x21],dl
0x8051f47 : mov al,byte ptr [ebp-0x21]
0x8051f5b : mov byte ptr [edx+ecx],al
0x804e970: ret // address: 0xbaaaaf14 value: 0x26c28600
Negotiated general register: ebp:0x480c6860
Tracing data from eip: 0x804e970 tracing source of register: ebp (value: 0x480c6860)
0x805245d : receive syscall (return)
0x80520df : mov dl,byte ptr [ecx+eax+0xc]
0x80520e3 : mov byte ptr [ebp-0x11],dl
0x80520f5 : movsx eax,byte ptr [ebp-0x11]
0x80520f9 : mov dword ptr [ebp-0x8],eax
0x80520fc : mov eax,dword ptr [ebp-0x8]
0x8051f06 : mov byte ptr [ebp-0x21],dl
0x8051f47 : mov al,byte ptr [ebp-0x21]
0x8051f5b : mov byte ptr [edx+ecx],al
0x804e96f : pop ebp
0x804e970: ret // address: ebp value: 0x480c6860