CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:P/I:P/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
58.6%
MyBB is prone to multiple vulnerabilities.
# 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:mybb:mybb";
if(description)
{
script_oid("1.3.6.1.4.1.25623.1.0.813456");
script_version("2024-02-19T05:05:57+0000");
script_cve_id("CVE-2018-1000503", "CVE-2018-1000502");
script_tag(name:"cvss_base", value:"6.5");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:S/C:P/I:P/A:P");
script_tag(name:"last_modification", value:"2024-02-19 05:05:57 +0000 (Mon, 19 Feb 2024)");
script_tag(name:"severity_vector", value:"CVSS:3.0/AV:N/AC:L/PR:H/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:"2018-06-27 13:22:02 +0530 (Wed, 27 Jun 2018)");
script_tag(name:"qod_type", value:"remote_banner");
script_name("MyBB Multiple Vulnerabilities (Jun 2018)");
script_tag(name:"summary", value:"MyBB is prone to multiple vulnerabilities.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");
script_tag(name:"insight", value:"Multiple flaws exist due to:
- An insufficient sanitization of 'file' POST parameter in admin panel while
creating a new task in task manager.
- The password is not required for users to subscribe to a password-protected
forum. When users subscribe to a forum, they can get a notification by email
or private message every time a user posts. This notification contains an
excerpt of the message which was posted in the private forum.");
script_tag(name:"impact", value:"Successful exploitation will allow remote
attackers to bypass forum password check and conduct local file inclusion
attacks.");
script_tag(name:"affected", value:"MyBB versions prior to 1.8.15");
script_tag(name:"solution", value:"Upgrade MyBB to version 1.8.15 or later. Please see the references for more information.");
script_tag(name:"solution_type", value:"VendorFix");
script_xref(name:"URL", value:"https://blog.mybb.com/2018/03/15/mybb-1-8-15-released-security-maintenance-release");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2018 Greenbone AG");
script_family("Web application abuses");
script_dependencies("sw_mybb_detect.nasl");
script_mandatory_keys("MyBB/installed");
exit(0);
}
include("host_details.inc");
include("version_func.inc");
if(!port = get_app_port(cpe: CPE)){
exit(0);
}
if(!infos = get_app_version_and_location( cpe:CPE, port:port, exit_no_version:TRUE )) exit(0);
version = infos['version'];
path = infos['location'];
if(version_is_less(version:version, test_version:"1.8.15"))
{
report = report_fixed_ver(installed_version:version, fixed_version:"1.8.15", install_path:path);
security_message(port:port, data:report);
exit(0);
}
exit(0);
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:P/I:P/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
58.6%