7.5 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
0.012 Low
EPSS
Percentile
85.5%
The remote Windows host is missing security update KB4343902. It is, therefore, affected by multiple remote code execution vulnerabilities in Adobe Flash Player.
#
# (C) Tenable Network Security, Inc.
#
include("compat.inc");
if (description)
{
script_id(111691);
script_version("1.8");
script_cvs_date("Date: 2019/05/21 6:55:12");
script_cve_id(
"CVE-2018-12824",
"CVE-2018-12825",
"CVE-2018-12826",
"CVE-2018-12827",
"CVE-2018-12828"
);
script_bugtraq_id(105066, 105070, 105071);
script_xref(name:"MSKB", value:"4343902");
script_xref(name:"MSFT", value:"MS18-4343902");
script_name(english:"KB4343902: Security update for Adobe Flash Player (August 2018)");
script_summary(english:"Checks the version of the ActiveX control.");
script_set_attribute(attribute:"synopsis", value:
"The remote Windows host has a browser plugin installed that is
affected by multiple vulnerabilities.");
script_set_attribute(attribute:"description", value:
"The remote Windows host is missing security update KB4343902. It is,
therefore, affected by multiple remote code execution vulnerabilities
in Adobe Flash Player.");
script_set_attribute(attribute:"see_also", value:"https://helpx.adobe.com/security/products/flash-player/apsb18-25.html");
# https://support.microsoft.com/en-us/help/4343902/security-update-for-adobe-flash-player
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?86627294");
script_set_attribute(attribute:"solution", value:
"Microsoft has released KB4343902 to address this issue."
);
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P");
script_set_cvss_temporal_vector("CVSS2#E:H/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H");
script_set_cvss3_temporal_vector("CVSS:3.0/E:H/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2018-12825");
script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
script_set_attribute(attribute:"exploit_available", value:"true");
script_set_attribute(attribute:"exploited_by_malware", value:"true");
script_set_attribute(attribute:"vuln_publication_date", value:"2018/08/14");
script_set_attribute(attribute:"patch_publication_date", value:"2018/08/14");
script_set_attribute(attribute:"plugin_publication_date", value:"2018/08/14");
script_set_attribute(attribute:"plugin_type",value:"local");
script_set_attribute(attribute:"cpe",value:"cpe:/a:adobe:flash_player");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"Windows : Microsoft Bulletins");
script_copyright(english:"This script is Copyright (C) 2018-2019 and is owned by Tenable, Inc. or an Affiliate thereof.");
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("smb_activex_func.inc");
get_kb_item_or_exit("SMB/MS_Bulletin_Checks/Possible");
bulletin = "MS18-08";
kbs = make_list('4343902');
if (get_kb_item("Host/patch_management_checks")) hotfix_check_3rd_party(bulletin:bulletin, kbs:kbs, severity:SECURITY_HOLE);
get_kb_item_or_exit("SMB/Registry/Enumerated");
get_kb_item_or_exit("SMB/WindowsVersion", exit_code:1);
if (hotfix_check_sp_range(win8:'0', win81:'0', win10:'0') <= 0) audit(AUDIT_OS_SP_NOT_VULN);
if (hotfix_check_server_core() == 1) audit(AUDIT_WIN_SERVER_CORE);
productname = get_kb_item_or_exit("SMB/ProductName", exit_code:1);
if ("Windows 8" >< productname && "Windows 8.1" >!< productname) audit(AUDIT_OS_SP_NOT_VULN);
if (activex_init() != ACX_OK) audit(AUDIT_FN_FAIL, "activex_init");
# Adobe Flash Player CLSID
clsid = '{D27CDB6E-AE6D-11cf-96B8-444553540000}';
file = activex_get_filename(clsid:clsid);
if (isnull(file))
{
activex_end();
audit(AUDIT_FN_FAIL, "activex_get_filename", "NULL");
}
if (!file)
{
activex_end();
audit(AUDIT_ACTIVEX_NOT_FOUND, clsid);
}
# Get its version.
version = activex_get_fileversion(clsid:clsid);
if (!version)
{
activex_end();
audit(AUDIT_VER_FAIL, file);
}
info = '';
iver = split(version, sep:'.', keep:FALSE);
for (i=0; i<max_index(iver); i++)
iver[i] = int(iver[i]);
iver = join(iver, sep:".");
# all <= 30.0.0.134
fix = FALSE;
if(ver_compare(ver:iver, fix:"30.0.0.134", strict:FALSE) <= 0)
fix = "30.0.0.154";
if (
(report_paranoia > 1 || activex_get_killbit(clsid:clsid) == 0) &&
fix
)
{
info = '\n Path : ' + file +
'\n Installed version : ' + version +
'\n Fixed version : ' + fix +
'\n';
}
port = kb_smb_transport();
if (info != '')
{
if (report_paranoia > 1)
{
report = info +
'\n' +
'Note, though, that Nessus did not check whether the kill bit was\n' +
"set for the control's CLSID because of the Report Paranoia setting" + '\n' +
'in effect when this scan was run.\n';
}
else
{
report = info +
'\n' +
'Moreover, its kill bit is not set so it is accessible via Internet\n' +
'Explorer.\n';
}
replace_kb_item(name:"SMB/Missing/"+bulletin, value:TRUE);
hotfix_add_report(bulletin:'MS18-08', kb:'4343902', report);
security_report_v4(severity:SECURITY_HOLE, port:port, extra:hotfix_get_report());
}
else audit(AUDIT_HOST_NOT, 'affected');
Vendor | Product | Version | CPE |
---|---|---|---|
adobe | flash_player | cpe:/a:adobe:flash_player |
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-12824
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-12825
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-12826
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-12827
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-12828
www.nessus.org/u?86627294
helpx.adobe.com/security/products/flash-player/apsb18-25.html
7.5 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
0.012 Low
EPSS
Percentile
85.5%