Security Updates for Microsoft Office Online Server - July 2023. An information disclosure vulnerability exists. Microsoft has released KB5002401 to address this issu
Reporter | Title | Published | Views | Family All 17 |
---|---|---|---|---|
![]() | CVE-2023-33162 Microsoft Excel Information Disclosure Vulnerability | 11 Jul 202317:03 | – | cvelist |
![]() | Microsoft Excel Information Disclosure Vulnerability | 11 Jul 202307:00 | – | mscve |
![]() | Security Updates for Microsoft Excel Products (July 2023) | 11 Jul 202300:00 | – | nessus |
![]() | Security Updates for Microsoft Excel Products C2R (July 2023) | 12 Jul 202300:00 | – | nessus |
![]() | Microsoft Excel Information Disclosure Vulnerability (CNVD-2023-80153) | 13 Jul 202300:00 | – | cnvd |
![]() | Description of the security update for Excel 2013: July 11, 2023 (KB5002434) | 11 Jul 202307:00 | – | mskb |
![]() | Description of the security update for Excel 2016: July 11, 2023 (KB5002426) | 11 Jul 202307:00 | – | mskb |
![]() | Description of the security update for Office Online Server: July 11, 2023 (KB5002421) | 11 Jul 202307:00 | – | mskb |
![]() | CVE-2023-33162 | 11 Jul 202318:15 | – | cve |
![]() | Information disclosure | 11 Jul 202318:15 | – | prion |
Source | Link |
---|---|
nessus | www.nessus.org/u |
cve | www.cve.mitre.org/cgi-bin/cvename.cgi |
#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
##
include('compat.inc');
if (description)
{
script_id(178244);
script_version("1.4");
script_set_attribute(attribute:"plugin_modification_date", value:"2023/08/11");
script_cve_id("CVE-2023-33162");
script_xref(name:"MSKB", value:"5002421");
script_xref(name:"IAVA", value:"2023-A-0341-S");
script_xref(name:"IAVA", value:"2023-A-0349-S");
script_name(english:"Security Updates for Microsoft Office Online Server (July 2023)");
script_set_attribute(attribute:"synopsis", value:
"The Microsoft Office Web Apps installation on the remote host is missing a security update.");
script_set_attribute(attribute:"description", value:
"An information disclosure vulnerability exists in Microsoft Office Online Server. An unauthenticated, local attacker
can exploit this to disclose potentially sensitive information.
Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
# https://support.microsoft.com/en-us/topic/description-of-the-security-update-for-office-online-server-july-11-2023-kb5002421-4e51a171-8a64-4d6b-886e-1cc66191cb32
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?697cd43c");
script_set_attribute(attribute:"solution", value:
"Microsoft has released KB5002401 to address this issue.");
script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:N/C:C/I:N/A:N");
script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N");
script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2023-33162");
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:"2023/07/13");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"cpe:/a:microsoft:office_web_apps");
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 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("office_installed.nasl", "microsoft_owa_installed.nbin", "microsoft_office_compatibility_pack_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('smb_func.inc');
include('smb_hotfixes.inc');
include('smb_hotfixes_fcheck.inc');
include('install_func.inc');
get_kb_item_or_exit('SMB/MS_Bulletin_Checks/Possible');
var path, vuln;
var bulletin = 'MS23-07';
var kbs = make_list('5002421');
if (get_kb_item('Host/patch_management_checks'))
hotfix_check_3rd_party(bulletin:bulletin, kbs:kbs, severity:SECURITY_WARNING);
get_kb_item_or_exit('SMB/Registry/Enumerated', exit_code:1);
var port = kb_smb_transport();
# Get installs of Office Web Apps
var owa_installs = get_installs(app_name:'Microsoft Office Web Apps');
if (!empty_or_null(owa_installs))
{
var owa_install;
foreach owa_install (owa_installs[1])
{
if (owa_install['Product'] == '2016')
{
var oos_path = owa_install['path'];
var oos_sp = owa_install['SP'];
}
}
}
vuln = FALSE;
####################################################################
# Office Online Server
####################################################################
if (oos_path && (!isnull(oos_sp) && oos_sp == '0'))
{
path = hotfix_append_path(path:oos_path, value:'WordConversionService\\bin\\Converter');
if (hotfix_check_fversion(file:'absblobstore.dll', version:'16.0.10400.20000', min_version:'16.0.10000.0', path:path, kb:'5002421', product:'Office Online Server') == HCF_OLDER)
vuln = TRUE;
}
if (vuln)
{
replace_kb_item(name:'SMB/Missing/'+bulletin, value:TRUE);
hotfix_security_warning();
hotfix_check_fversion_end();
exit(0);
}
else
{
hotfix_check_fversion_end();
audit(AUDIT_HOST_NOT, 'affected');
}
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