TECHx targetted ForAllSecure running KPRCA_00065 in round 33.


Type 1 POV

eip:0x3181f20 - ebp:0xf1b0930


The application exited with a segmentation fault

0x8048e02: 0x8048e02 // esp: 0xbaaaafa8

Execution control corruption via return (return to: 0xbaaaafa8).

Tracing data from eip: 0x8048e02 tracing source of memory: 0xbaaaafa8 (value: 0x3181f20)

0x804d333 : receive syscall (return)
0x804b2dd : mov dl,byte ptr [ecx+eax]
0x804b2e6 : mov byte ptr [ecx+eax],dl
0x8048e02: ret // address: 0xbaaaafa8 value: 0x3181f20

Negotiated general register: ebp:0xf1b0930

Tracing data from eip: 0x8048e02 tracing source of register: ebp (value: 0xf1b0930)

0x804d333 : receive syscall (return)
0x804b2dd : mov dl,byte ptr [ecx+eax]
0x804b2e6 : mov byte ptr [ecx+eax],dl
0x8048e01 : pop ebp
0x8048e02: ret // address: ebp value: 0xf1b0930

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