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
9.6 High
AI Score
Confidence
High
10 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:C/I:C/A:C
0.082 Low
EPSS
Percentile
94.3%
Microsoft Skype is prone to insecure library loading vulnerability.
# SPDX-FileCopyrightText: 2017 Greenbone AG
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(s).
#
# SPDX-License-Identifier: GPL-2.0-only
CPE = "cpe:/a:skype:skype";
if(description)
{
script_oid("1.3.6.1.4.1.25623.1.0.810905");
script_version("2023-07-14T16:09:27+0000");
script_cve_id("CVE-2017-6517");
script_tag(name:"cvss_base", value:"10.0");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:C/I:C/A:C");
script_tag(name:"last_modification", value:"2023-07-14 16:09:27 +0000 (Fri, 14 Jul 2023)");
script_tag(name:"severity_vector", value:"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H");
script_tag(name:"severity_origin", value:"NVD");
script_tag(name:"severity_date", value:"2019-10-03 00:03:00 +0000 (Thu, 03 Oct 2019)");
script_tag(name:"creation_date", value:"2017-04-05 16:33:26 +0530 (Wed, 05 Apr 2017)");
script_name("Microsoft Skype Insecure Library Loading Vulnerability");
script_tag(name:"summary", value:"Microsoft Skype is prone to insecure library loading vulnerability.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");
script_tag(name:"insight", value:"The flaw exists due to the way '.dll'
files are loaded by Skype. The specific flaw exists within the handling of DLL
(api-ms-win-core-winrt-string-l1-1-0.dll) loading by the Skype.exe process.");
script_tag(name:"impact", value:"Successful exploitation of this vulnerability
will allow remote attackers to execute arbitrary code on the target system
without the user's knowledge.");
script_tag(name:"affected", value:"Microsoft Skype version 7.16.0.102.");
script_tag(name:"solution", value:"No known solution was made available for at least one year since the disclosure
of this vulnerability. Likely none will be provided anymore. General solution options are to upgrade to a newer
release, disable respective features, remove the product or replace the product by another one.");
script_tag(name:"solution_type", value:"WillNotFix");
script_tag(name:"qod_type", value:"registry");
script_xref(name:"URL", value:"http://seclists.org/fulldisclosure/2017/Mar/44");
script_xref(name:"URL", value:"http://www.securityfocus.com/bid/96969");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2017 Greenbone AG");
script_family("General");
script_dependencies("gb_skype_detect_win.nasl");
script_mandatory_keys("Skype/Win/Ver");
exit(0);
}
include("host_details.inc");
include("version_func.inc");
if(!skypeVer = get_app_version(cpe:CPE)){
exit(0);
}
if(version_is_equal(version:skypeVer, test_version:"7.16.0.102"))
{
report = report_fixed_ver(installed_version:skypeVer, fixed_version:"None");
security_message(data:report);
exit(0);
}
exit(0);
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
9.6 High
AI Score
Confidence
High
10 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:C/I:C/A:C
0.082 Low
EPSS
Percentile
94.3%