9.3 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:C/I:C/A:C
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:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
0.059 Low
EPSS
Percentile
93.5%
The version of Adobe RoboHelp Server installed on the remote host is affected an arbitrary code execution vulnerability. An unauthenticated, remote attacker can exploit this to bypass authentication and execute arbitrary commands on an affected system.
Note that Nessus has not tested for this issue but has instead relied only on the applicationβs self-reported version number.
#%NASL_MIN_LEVEL 70300
##
# (C) Tenable Network Security, Inc.
##
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(155127);
script_version("1.5");
script_set_attribute(attribute:"plugin_modification_date", value:"2022/07/19");
script_cve_id("CVE-2021-42727");
script_xref(name:"IAVB", value:"2021-B-0063-S");
script_name(english:"Adobe RoboHelp Server < 2020.0.2 Arbitrary Code Execution (APSB21-87)");
script_set_attribute(attribute:"synopsis", value:
"Adobe RoboHelp Server installed on the remote host is affected by an arbitrary code execution vulnerability.");
script_set_attribute(attribute:"description", value:
"The version of Adobe RoboHelp Server installed on the remote host is affected an arbitrary code execution
vulnerability. An unauthenticated, remote attacker can exploit this to bypass authentication and execute
arbitrary commands on an affected system.
Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
# https://helpx.adobe.com/security/products/robohelp-server/apsb21-87.html
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?a648e53b");
script_set_attribute(attribute:"solution", value:
"Upgrade to Adobe RoboHelp Server version 2020.0.2 or later.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:M/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:L/AC:L/PR:N/UI:R/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-2021-42727");
script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"vuln_publication_date", value:"2021/11/09");
script_set_attribute(attribute:"patch_publication_date", value:"2021/11/09");
script_set_attribute(attribute:"plugin_publication_date", value:"2021/11/11");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"cpe:/a:adobe:robohelp_server");
script_set_attribute(attribute:"stig_severity", value:"I");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"Windows");
script_copyright(english:"This script is Copyright (C) 2021-2022 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("robohelp_server_installed.nasl");
script_require_keys("installed_sw/Adobe RoboHelp Server");
exit(0);
}
include('vcf.inc');
var app_info = vcf::get_app_info(app:'Adobe RoboHelp Server');
var constraints = [{'fixed_version': '2020.0.2', 'fixed_display': 'RHS2020.0.2'}];
vcf::check_version_and_report(
app_info:app_info,
constraints:constraints,
severity:SECURITY_HOLE
);
Vendor | Product | Version | CPE |
---|---|---|---|
adobe | robohelp_server | cpe:/a:adobe:robohelp_server |
9.3 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:C/I:C/A:C
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:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
0.059 Low
EPSS
Percentile
93.5%