CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
78.0%
A flaw was discovered in Puppet Agent and Puppet Server that may result in a leak of HTTP credentials when following HTTP redirects to a different host. This is similar to CVE-2018-1000007.
Note that Nessus has not tested for this issue but has instead relied only on the application’s self-reported version number.
#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
#
# The descriptive text in this plugin were
# extracted from the PuppetLabs Security Advisory page. The text
# itself is copyright (C) Perforce Software, Inc.
##
include('compat.inc');
if (description)
{
script_id(184159);
script_version("1.1");
script_set_attribute(attribute:"plugin_modification_date", value:"2023/11/02");
script_cve_id("CVE-2021-27023");
script_name(english:"Puppet Agent 6.x < 6.25.1 / 7.x < 7.12.1 Vulnerability");
script_set_attribute(attribute:"synopsis", value:
"An instance of Puppet Agent installed on the remote system is affected by a vulnerability.");
script_set_attribute(attribute:"description", value:
"A flaw was discovered in Puppet Agent and Puppet Server that may result in a leak of HTTP credentials when
following HTTP redirects to a different host. This is similar to CVE-2018-1000007.
Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.");
# https://www.puppet.com/security/cve/cve-2021-27023-unsafe-http-redirect
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?743acf3f");
script_set_attribute(attribute:"solution", value:
"Upgrade to Puppet Agent version 6.25.1, 7.12.1, or later.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/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:N/AC:L/PR:N/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-2021-27023");
script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"exploit_available", value:"false");
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:"2023/11/01");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"cpe:/a:puppetlabs:puppet_agent");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"Windows");
script_copyright(english:"This script is Copyright (C) 2023 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("puppet_agent_installed.nbin");
script_require_keys("installed_sw/Puppet Agent");
exit(0);
}
include('vcf.inc');
var app_info = vcf::get_app_info(app:'Puppet Agent', win_local:TRUE);
var constraintList = [
{ 'fixed_version':'6.25.1' },
{ 'min_version':'7.0', 'fixed_version':'7.12.1' }
];
vcf::check_version_and_report(app_info:app_info, constraints:constraintList, severity:SECURITY_WARNING);
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:L/Au:N/C:P/I:N/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
78.0%