CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
Low
EPSS
Percentile
81.4%
The Microsoft SharePoint Server 2019 installation on the remote host is missing security updates. It is, therefore, affected by multiple vulnerabilities:
#%NASL_MIN_LEVEL 70300
##
# (C) Tenable, Inc.
##
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(178167);
script_version("1.4");
script_set_attribute(attribute:"plugin_modification_date", value:"2024/06/06");
script_cve_id(
"CVE-2023-33134",
"CVE-2023-33157",
"CVE-2023-33159",
"CVE-2023-33160",
"CVE-2023-33165"
);
script_xref(name:"MSKB", value:"5002423");
script_xref(name:"MSFT", value:"MS23-5002423");
script_xref(name:"IAVA", value:"2023-A-0342-S");
script_name(english:"Security Updates for Microsoft SharePoint Server 2019 (July 2023)");
script_set_attribute(attribute:"synopsis", value:
"The Microsoft SharePoint Server 2019 installation on the remote host is missing a security update");
script_set_attribute(attribute:"description", value:
"The Microsoft SharePoint Server 2019 installation on the remote host is
missing security updates. It is, therefore,
affected by multiple vulnerabilities:
- A security feature bypass vulnerability exists. An
attacker can exploit this and bypass the security
feature and perform unauthorized actions compromising
the integrity of the system/application.
(CVE-2023-33165)
- A session spoofing vulnerability exists. An attacker can
exploit this to perform actions with the privileges of
another user. (CVE-2023-33159)
- A remote code execution vulnerability. An attacker can
exploit this to bypass authentication and execute
unauthorized arbitrary commands. (CVE-2023-33134,
CVE-2023-33157, CVE-2023-33160)");
script_set_attribute(attribute:"see_also", value:"https://support.microsoft.com/en-us/help/5002423");
script_set_attribute(attribute:"solution", value:
"Microsoft has released KB5002423 to address this issue.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C");
script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H");
script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2023-33159");
script_set_attribute(attribute:"cvss3_score_source", value:"CVE-2023-33160");
script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"vuln_publication_date", value:"2023/07/11");
script_set_attribute(attribute:"patch_publication_date", value:"2023/07/11");
script_set_attribute(attribute:"plugin_publication_date", value:"2023/07/11");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"cpe:/a:microsoft:sharepoint_server:2019");
script_set_attribute(attribute:"stig_severity", value:"I");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"Windows : Microsoft Bulletins");
script_copyright(english:"This script is Copyright (C) 2023-2024 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("microsoft_sharepoint_installed.nbin", "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('vcf_extras_microsoft.inc');
var app_info = vcf::microsoft::sharepoint::get_app_info();
var kb_checks =
[
{
'product' : '2019',
'edition' : 'Server',
'kb' : '5002423',
'path' : app_info.path,
'version' : '16.0.10400.20008',
'append' : 'bin',
'file' : 'ascalc.dll',
'product_name' : 'Microsoft SharePoint Enterprise Server 2019'
}
];
vcf::microsoft::sharepoint::check_version_and_report
(
app_info:app_info,
bulletin:'MS23-06',
constraints:kb_checks,
severity:SECURITY_HOLE
);
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-33134
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-33157
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-33159
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-33160
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-33165
support.microsoft.com/en-us/help/5002423
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
Low
EPSS
Percentile
81.4%