OpenJPEG – ‘mqc.c’ Heap Buffer Overflow

• Exploit Database
• 13 阅读

• 作者： Ke Liu
  日期： 2017-09-01
• 类别：

  • dos
  平台：

  • linux
• 来源：https://www.exploit-db.com/exploits/42600/

• DESCRIPTION
  
  An Out-of-Bounds Write issue can be occurred in function opj_mqc_byteout of mqc.c during executing opj_compress. This issue was caused by a malformed BMP file.
  
  CREDIT
  
  This vulnerability was discovered by Ke Liu of Tencent's Xuanwu LAB.
  
  TESTED VERSION
  
  Master version of OpenJPEG (805972f, 2016/09/12)
  
  EXCEPTION LOG
  
  ==119535==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x60200000eeb5 
   at pc 0x7f1b2f0154c2 bp 0x7ffec8559cc0 sp 0x7ffec8559cb8
  WRITE of size 1 at 0x60200000eeb5 thread T0
  #0 0x7f1b2f0154c1 in opj_mqc_byteout openjpeg-master/src/lib/openjp2/mqc.c:221:13
  #1 0x7f1b2f014bec in opj_mqc_flush openjpeg-master/src/lib/openjp2/mqc.c:421:2
  #2 0x7f1b2f042190 in opj_t1_encode_cblk openjpeg-master/src/lib/openjp2/t1.c:1685:3
  #3 0x7f1b2f040929 in opj_t1_encode_cblks openjpeg-master/src/lib/openjp2/t1.c:1539:7
  #4 0x7f1b2f06950d in opj_tcd_t1_encode openjpeg-master/src/lib/openjp2/tcd.c:2052:15
  #5 0x7f1b2f067b66 in opj_tcd_encode_tile openjpeg-master/src/lib/openjp2/tcd.c:1240:23
  #6 0x7f1b2efecc4f in opj_j2k_write_sod openjpeg-master/src/lib/openjp2/j2k.c:4358:15
  #7 0x7f1b2efea900 in opj_j2k_write_first_tile_part openjpeg-master/src/lib/openjp2/j2k.c:10659:15
  #8 0x7f1b2efc6d65 in opj_j2k_post_write_tile openjpeg-master/src/lib/openjp2/j2k.c:10448:15
  #9 0x7f1b2efc52c7 in opj_j2k_encode openjpeg-master/src/lib/openjp2/j2k.c:10199:23
  #10 0x7f1b2f00367c in opj_jp2_encode openjpeg-master/src/lib/openjp2/jp2.c:1955:9
  #11 0x7f1b2f01b304 in opj_encode openjpeg-master/src/lib/openjp2/openjpeg.c:737:11
  #12 0x4edc7d in main openjpeg-master/src/bin/jp2/opj_compress.c:1877:36
  #13 0x7f1b2d77682f in __libc_start_main /build/glibc-GKVZIf/glibc-2.23/csu/../csu/libc-start.c:291
  #14 0x41a898 in _start (openjpeg-master/bin/opj_compress+0x41a898)
  
  0x60200000eeb5 is located 0 bytes to the right of 5-byte region [0x60200000eeb0,0x60200000eeb5)
  allocated by thread T0 here:
  #0 0x4ba9c8 in malloc (openjpeg-master/bin/opj_compress+0x4ba9c8)
  #1 0x7f1b2f07369c in opj_malloc openjpeg-master/src/lib/openjp2/opj_malloc.c:195:10
  #2 0x7f1b2f06ed5f in opj_tcd_code_block_enc_allocate_data openjpeg-master/src/lib/openjp2/tcd.c:1097:36
  #3 0x7f1b2f0664b0 in opj_tcd_init_tile openjpeg-master/src/lib/openjp2/tcd.c:1023:14
  #4 0x7f1b2f0604e6 in opj_tcd_init_encode_tile openjpeg-master/src/lib/openjp2/tcd.c:1055:9
  #5 0x7f1b2efc57d3 in opj_j2k_pre_write_tile openjpeg-master/src/lib/openjp2/j2k.c:10300:15
  #6 0x7f1b2efc4d8d in opj_j2k_encode openjpeg-master/src/lib/openjp2/j2k.c:10146:23
  #7 0x7f1b2f00367c in opj_jp2_encode openjpeg-master/src/lib/openjp2/jp2.c:1955:9
  #8 0x7f1b2f01b304 in opj_encode openjpeg-master/src/lib/openjp2/openjpeg.c:737:11
  #9 0x4edc7d in main openjpeg-master/src/bin/jp2/opj_compress.c:1877:36
  #10 0x7f1b2d77682f in __libc_start_main /build/glibc-GKVZIf/glibc-2.23/csu/../csu/libc-start.c:291
  
  SUMMARY: AddressSanitizer: heap-buffer-overflow openjpeg-master/src/lib/openjp2/mqc.c:221:13 in opj_mqc_byteout
  Shadow bytes around the buggy address:
  0x0c047fff9d80: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x0c047fff9d90: fa fa fa fa fa fa fa fa fa fa fa fa fa fa 05 fa
  0x0c047fff9da0: fa fa 00 01 fa fa 05 fa fa fa 00 01 fa fa 05 fa
  0x0c047fff9db0: fa fa 00 01 fa fa 05 fa fa fa 00 01 fa fa 05 fa
  0x0c047fff9dc0: fa fa 00 01 fa fa 05 fa fa fa 00 01 fa fa 05 fa
  =>0x0c047fff9dd0: fa fa 00 01 fa fa[05]fa fa fa 00 01 fa fa 00 fa
  0x0c047fff9de0: fa fa fd fd fa fa fd fd fa fa 00 00 fa fa 04 fa
  0x0c047fff9df0: fa fa 00 00 fa fa 00 00 fa fa 00 00 fa fa 00 00
  0x0c047fff9e00: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x0c047fff9e10: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  0x0c047fff9e20: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
  Shadow byte legend (one shadow byte represents 8 application bytes):
  Addressable: 00
  Partially addressable: 01 02 03 04 05 06 07 
  Heap left redzone: fa
  Heap right redzone:fb
  Freed heap region: fd
  Stack left redzone:f1
  Stack mid redzone: f2
  Stack right redzone: f3
  Stack partial redzone: f4
  Stack after return:f5
  Stack use after scope: f8
  Global redzone:f9
  Global init order: f6
  Poisoned by user:f7
  Container overflow:fc
  Array cookie:ac
  Intra object redzone:bb
  ASan internal: fe
  Left alloca redzone: ca
  Right alloca redzone:cb
  ==119535==ABORTING
  
  
  Proof of Concept:
  https://gitlab.com/exploit-database/exploitdb-bin-sploits/-/raw/main/bin-sploits/42600.zip