MS07-059: Vulnerability in Windows SharePoint Could Result in Elevation of Privilege (942017)

#
# (C) Tenable Network Security, Inc.
#

include("compat.inc");

if (description)
{
 script_id(26965);
 script_version("1.32");
 script_set_attribute(attribute:"plugin_modification_date", value:"2020/08/05");

  script_cve_id("CVE-2007-2581");
 script_bugtraq_id(23832);
 script_xref(name:"MSFT", value:"MS07-059");
 script_xref(name:"MSKB", value:"934525");
 
 script_xref(name:"IAVB", value:"2007-B-0031-S");
 script_xref(name:"EDB-ID", value:"29951");

 script_name(english:"MS07-059: Vulnerability in Windows SharePoint Could Result in Elevation of Privilege (942017)");
 script_summary(english:"Determines the version of SharePoint");

 script_set_attribute(attribute:"synopsis", value:"A user can elevate his privileges through SharePoint.");
 script_set_attribute(attribute:"description", value:
"The remote host is running a version of SharePoint Server 2007 or
SharePoint Services 3.0 that is vulnerable to a privilege elevation
attack in the SharePoint site.

An attacker may use this to execute scripts in the context of the
SharePoint site.");
  # https://docs.microsoft.com/en-us/security-updates/SecurityBulletins/2007/ms07-059
  script_set_attribute(attribute:"see_also", value:"https://www.nessus.org/u?e49cfe15");
 script_set_attribute(attribute:"solution", value:
"Microsoft has released a set of patches for SharePoint Services 3.0
and Server 2007.");
 script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:N/I:P/A:N");
 script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2007-2581");
 script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
 script_set_attribute(attribute:"exploit_available", value:"true");
 script_cwe_id(79);

 script_set_attribute(attribute:"vuln_publication_date", value:"2007/05/04");
 script_set_attribute(attribute:"patch_publication_date", value:"2007/10/09");
 script_set_attribute(attribute:"plugin_publication_date", value:"2007/10/09");

 script_set_attribute(attribute:"plugin_type", value:"local");
 script_set_attribute(attribute:"cpe", value:"cpe:/o:microsoft:windows");
 script_set_attribute(attribute:"cpe", value:"cpe:/a:microsoft:sharepoint_server");
 script_set_attribute(attribute:"stig_severity", value:"II");
 script_end_attributes();

 script_category(ACT_GATHER_INFO);

  script_copyright(english:"This script is Copyright (C) 2007-2020 and is owned by Tenable, Inc. or an Affiliate thereof.");
 script_family(english:"Windows : Microsoft Bulletins");

 script_dependencies("smb_hotfixes.nasl", "ms_bulletin_checks_possible.nasl");
 script_require_keys("SMB/MS_Bulletin_Checks/Possible");

 script_require_ports(139, 445, 'Host/patch_management_checks');
 exit(0);
}


include("audit.inc");
include("smb_func.inc");
include("smb_hotfixes.inc");
include("smb_hotfixes_fcheck.inc");
include("misc_func.inc");



get_kb_item_or_exit("SMB/MS_Bulletin_Checks/Possible");

bulletin = 'MS07-059';
kbs = make_list("KB934525");
if (get_kb_item("Host/patch_management_checks")) hotfix_check_3rd_party(bulletin:bulletin, kbs:kbs, severity:SECURITY_WARNING);


#if (!get_kb_item("SMB/Registry/Enumerated")) exit(0);
port    =  kb_smb_transport();
login   =  kb_smb_login();
pass    =  kb_smb_password();
domain  =  kb_smb_domain();

if(! smb_session_init()) audit(AUDIT_FN_FAIL, "smb_session_init");

rc = NetUseAdd(login:login, password:pass, domain:domain, share:"IPC$");
if (rc != 1)
{
  NetUseDel();
  audit(AUDIT_SHARE_FAIL, "IPC$");
}


# Connect to remote registry.
hklm = RegConnectRegistry(hkey:HKEY_LOCAL_MACHINE);
if (isnull(hklm))
{
  NetUseDel();
  audit(AUDIT_REG_FAIL);
}

path = NULL;

# Determine where it's installed.

key = "SOFTWARE\Microsoft\Shared Tools\Web Server Extensions\12.0";
key_h = RegOpenKey(handle:hklm, key:key, mode:MAXIMUM_ALLOWED);

if (!isnull(key_h))
{
 value = RegQueryValue(handle:key_h, item:"Location");
 if (!isnull(value))
   path = value[1];

 RegCloseKey(handle:key_h);
}

RegCloseKey(handle:hklm);
NetUseDel (close:FALSE);

if (!path)
{
 NetUseDel();
 exit(0);
}

share = ereg_replace(pattern:"^([A-Za-z]):.*", replace:"\1$", string:path);
dll =  ereg_replace(pattern:"^[A-Za-z]:(.*)", replace:"\1\BIN\Mssph.dll", string:path);


r = NetUseAdd(share:share);
if ( r != 1 )
{
 NetUseDel();
 audit(AUDIT_SHARE_FAIL, share);
}

handle = CreateFile (file:dll, desired_access:GENERIC_READ, file_attributes:FILE_ATTRIBUTE_NORMAL, share_mode:FILE_SHARE_READ, create_disposition:OPEN_EXISTING);

if ( ! isnull(handle) )
{
 v = GetFileVersion(handle:handle);
 CloseFile(handle:handle);
 if ( ! isnull(v) )
 {
  # both services 3.0 and server 2007 are lower than 6028
  if ( v[0] == 12 && v[1] == 0 && v[2] < 6028 )
 {
 hotfix_add_report('\nPath : '+share-'$'+':'+dll+
                   '\nVersion : '+join(v, sep:'.')+
                   '\nShould be : 12.0.6028.0\n',
                   bulletin:'MS07-059',
                   kb:'KB934525');  # also KB937832
 set_kb_item(name:"SMB/Missing/MS07-059", value:TRUE);
 hotfix_security_warning();
 }
 }
}


NetUseDel();