6.8 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
8.1 High
AI Score
Confidence
High
0.043 Low
EPSS
Percentile
92.4%
Microsoft Yammer Desktop is prone to a remote code execution (RCE) vulnerability.
# SPDX-FileCopyrightText: 2018 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:microsoft:yammer";
if(description)
{
script_oid("1.3.6.1.4.1.25623.1.0.814324");
script_version("2024-02-15T05:05:40+0000");
script_cve_id("CVE-2018-8569");
script_tag(name:"cvss_base", value:"6.8");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:P/I:P/A:P");
script_tag(name:"last_modification", value:"2024-02-15 05:05:40 +0000 (Thu, 15 Feb 2024)");
script_tag(name:"severity_vector", value:"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H");
script_tag(name:"severity_origin", value:"NVD");
script_tag(name:"severity_date", value:"2020-08-24 17:37:00 +0000 (Mon, 24 Aug 2020)");
script_tag(name:"creation_date", value:"2018-11-22 11:37:14 +0530 (Thu, 22 Nov 2018)");
script_name("Microsoft Yammer Desktop Remote Code Execution Vulnerability - Windows");
script_tag(name:"summary", value:"Microsoft Yammer Desktop is prone to a remote code execution (RCE) 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 loading of
arbitrary content in the application.To exploit this vulnerability the attacker
has to convince the victim to click on a special URL in the application which
redirects to a compromised webpage. The attacker can gain control of the machine
upon loading of content from the webpage.");
script_tag(name:"impact", value:"Successful exploitation will allow an attacker
to run arbitrary code in the context of the current user");
script_tag(name:"affected", value:"Microsoft Yammer Desktop versions prior to 2.0.0.");
script_tag(name:"solution", value:"Upgrade to Microsoft Yammer Desktop 2.0.0 or later. Please see the references for more information.");
script_tag(name:"solution_type", value:"VendorFix");
script_tag(name:"qod_type", value:"registry");
script_xref(name:"URL", value:"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2018-8569");
script_xref(name:"URL", value:"https://www.yammer.com/");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2018 Greenbone AG");
script_family("General");
script_dependencies("gb_yammer_desktop_detect_win.nasl");
script_mandatory_keys("Microsoft/Yammer/Win/Ver");
exit(0);
}
include("version_func.inc");
include("host_details.inc");
if(!infos = get_app_version_and_location( cpe:CPE, exit_no_version:TRUE )) exit(0);
yamVer = infos['version'];
yamPath = infos['location'];
if(version_is_less(version:yamVer, test_version:"2.0.0"))
{
report = report_fixed_ver(installed_version:yamVer, fixed_version:"2.0.0", install_path:yamPath);
security_message(data:report);
exit(0);
}
exit(99);
6.8 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:P/I:P/A:P
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
8.1 High
AI Score
Confidence
High
0.043 Low
EPSS
Percentile
92.4%