CVSS2
Attack Vector
NETWORK
Attack Complexity
HIGH
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:H/Au:N/C:C/I:C/A:C
EPSS
Percentile
74.6%
RSA SecurID Software Token Converter prior to version 2.6.1 is prone to an overflow condition. A boundary error occurs when handling XML- formatted ‘.sdtid’ file strings. By tricking a user into running the converter with a crafted file, an attacker could potentially execute arbitrary code.
#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(69515);
script_version("1.10");
script_set_attribute(attribute:"plugin_modification_date", value:"2022/04/11");
script_cve_id("CVE-2012-0397");
script_bugtraq_id(52315);
script_xref(name:"IAVB", value:"2012-B-0027");
script_name(english:"RSA SecurID Software Token Converter XML-Formatted .sdtid Buffer Overflow");
script_set_attribute(attribute:"synopsis", value:
"The remote Windows host has an application that may be affected by a
buffer overflow condition.");
script_set_attribute(attribute:"description", value:
"RSA SecurID Software Token Converter prior to version 2.6.1 is prone
to an overflow condition. A boundary error occurs when handling XML-
formatted '.sdtid' file strings. By tricking a user into running the
converter with a crafted file, an attacker could potentially execute
arbitrary code.");
script_set_attribute(attribute:"see_also", value:"https://seclists.org/bugtraq/2012/Mar/att-16/esa-2012-013.txt");
script_set_attribute(attribute:"solution", value:
"Update to version 2.6.1 or higher.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:H/Au:N/C:C/I:C/A:C");
script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"exploit_available", value:"false");
script_set_attribute(attribute:"vuln_publication_date", value:"2012/03/06");
script_set_attribute(attribute:"patch_publication_date", value:"2012/03/06");
script_set_attribute(attribute:"plugin_publication_date", value:"2013/08/30");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"cpe:/a:rsa:securid_software_token_converter");
script_set_attribute(attribute:"stig_severity", value:"II");
script_set_attribute(attribute:"thorough_tests", value:"true");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"Windows");
script_copyright(english:"This script is Copyright (C) 2013-2022 Tenable Network Security, Inc.");
script_dependencies("smb_hotfixes.nasl");
script_require_ports(139, 445);
exit(0);
}
include("audit.inc");
include("smb_func.inc");
include("smb_hotfixes.inc");
include("smb_hotfixes_fcheck.inc");
include("smb_reg_query.inc");
include("misc_func.inc");
# Will find files down to C:\Users\Tenable\Desktop\tools\TokenConverter.exe
function _list_dir(basedir, level, file_pat)
{
local_var contents, ret, subdirs, subsub, MAX_RECURSE;
MAX_RECURSE = 4;
# nb: limit how deep we'll recurse.
if (level > MAX_RECURSE) return NULL;
subdirs = NULL;
ret = FindFirstFile(pattern:basedir + "\*");
contents = make_list();
while (!isnull(ret[1]))
{
if (file_pat && ereg(pattern:file_pat, string:ret[1], icase:TRUE))
contents = make_list(contents, basedir+"\"+ret[1]);
subsub = NULL;
if ("." != ret[1] && ".." != ret[1] && level <= MAX_RECURSE)
subsub = _list_dir(basedir:basedir+"\"+ret[1], level:level+1, file_pat:file_pat);
if (!isnull(subsub))
{
if (isnull(subdirs)) subdirs = make_list(subsub);
else subdirs = make_list(subdirs, subsub);
}
ret = FindNextFile(handle:ret);
}
if (isnull(subdirs)) return contents;
else return make_list(contents, subdirs);
}
function get_profiles_dir()
{
local_var hklm, pdir, root, share;
registry_init();
hklm = registry_hive_connect(hive:HKEY_LOCAL_MACHINE, exit_on_fail:TRUE);
pdir = get_registry_value(handle:hklm, item:"SOFTWARE\Microsoft\Windows NT\CurrentVersion\ProfileList\ProfilesDirectory");
if (pdir && stridx(tolower(pdir), "%systemdrive%") == 0)
{
root = get_registry_value(handle:hklm, item:"SOFTWARE\Microsoft\Windows NT\CurrentVersion\SystemRoot");
if (!isnull(root))
{
share = hotfix_path2share(path:root);
pdir = share - '$' + ':' + substr(pdir, strlen("%systemdrive%"));
}
}
RegCloseKey(handle:hklm);
close_registry();
return pdir;
}
if (!thorough_tests)
audit(AUDIT_THOROUGH);
profile_dir = get_profiles_dir();
if (isnull(profile_dir))
exit(1, "Could not get ProfilesDirectory from the registry.");
# Split up the drive letter and the path
matches = eregmatch(pattern:"^([A-Za-z]):(.*)$", string:profile_dir);
if (isnull(matches[0]) || isnull(matches[1]) || isnull(matches[2]))
exit(1, "Malformed path returned from registry query.");
drive = matches[1] + ":";
share = matches[1] + "$";
path = matches[2];
login = kb_smb_login();
pass = kb_smb_password();
domain = kb_smb_domain();
port = kb_smb_transport();
if(! smb_session_init()) audit(AUDIT_FN_FAIL, "smb_session_init");
rc = NetUseAdd(login:login, password:pass, domain:domain, share:share);
if (rc != 1)
{
NetUseDel();
audit(AUDIT_SHARE_FAIL, share);
}
files = _list_dir(basedir:'\\Users', level:0, file_pat:"^TokenConverter[0-9]*\.exe$");
# This is the modification date of the first patched Windows version
fixtimestamp = 1326208282;
report = "";
audit_report = "";
vulnerable = FALSE;
foreach file (files)
{
human_path = drive + file;
handle = CreateFile(
file:file,
desired_access:GENERIC_READ,
file_attributes:FILE_ATTRIBUTE_NORMAL,
share_mode:FILE_SHARE_READ,
create_disposition:OPEN_EXISTING
);
if (isnull(handle))
{
audit_report += "Could not open '" + human_path + '\'.\n';
continue;
}
ver = GetFileVersionEx(handle:handle);
CloseFile(handle:handle);
if (isnull(ver) || isnull(ver["dwTimeDateStamp"]) || uint(ver["dwTimeDateStamp"]) == 0)
{
audit_report += "Could not get timestamp of '" + human_path + '\'.\n';
continue;
}
timestamp = ver["dwTimeDateStamp"];
if (uint(timestamp) >= uint(fixtimestamp))
{
audit_report += "'" + human_path + '\' is not vulnerable.\n';
continue;
}
report += '\n Path : ' + human_path +
'\n File timestamp : ' + timestamp +
'\n Fixed timestamp : ' + fixtimestamp + '\n';
vulnerable = TRUE;
}
NetUseDel();
if (audit_report == "" && report == "")
audit(AUDIT_NOT_INST, "RSA SecurID Software Token Converter");
if (!vulnerable)
exit(0, audit_report);
security_hole(port:port, extra:report);