9.8 High
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
9.7 High
AI Score
Confidence
High
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
0.027 Low
EPSS
Percentile
90.3%
Ruby on Rails, is prone to an authentication bypass vulnerability.
# SPDX-FileCopyrightText: 2009 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:rubyonrails:rails";
if(description)
{
script_oid("1.3.6.1.4.1.25623.1.0.800912");
script_version("2024-02-14T05:07:39+0000");
script_tag(name:"last_modification", value:"2024-02-14 05:07:39 +0000 (Wed, 14 Feb 2024)");
script_tag(name:"creation_date", value:"2009-07-17 12:47:28 +0200 (Fri, 17 Jul 2009)");
script_tag(name:"cvss_base", value:"7.5");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:P/A:P");
script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H");
script_tag(name:"severity_origin", value:"NVD");
script_tag(name:"severity_date", value:"2024-02-13 17:44:31 +0000 (Tue, 13 Feb 2024)");
script_cve_id("CVE-2009-2422");
script_name("Ruby on Rails Authentication Bypass Vulnerability");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2009 Greenbone AG");
script_family("Web application abuses");
script_dependencies("gb_rails_consolidation.nasl");
script_mandatory_keys("rails/detected");
script_xref(name:"URL", value:"http://secunia.com/advisories/35702");
script_xref(name:"URL", value:"http://www.securityfocus.com/bid/35579");
script_xref(name:"URL", value:"http://www.vupen.com/english/advisories/2009/1802");
script_xref(name:"URL", value:"http://weblog.rubyonrails.org/2009/6/3/security-problem-with-authenticate_with_http_digest");
script_tag(name:"impact", value:"Successful exploitation will allow attacker to bypass authentication by
providing an invalid username with an empty password and gain unauthorized access to the system.");
script_tag(name:"affected", value:"Ruby on Rails version 2.3.2 and prior.");
script_tag(name:"insight", value:"This Flaw is caused During login process, the digest authentication functionality
(http_authentication.rb) returns a 'nil' instead of 'false' when the provided
username is not found and then proceeds to verify this value against the provided password.");
script_tag(name:"solution", value:"Update to version 2.3.3 or later.");
script_tag(name:"summary", value:"Ruby on Rails, is prone to an authentication bypass vulnerability.");
script_tag(name:"qod_type", value:"remote_banner_unreliable");
script_tag(name:"solution_type", value:"VendorFix");
exit(0);
}
include("version_func.inc");
include("host_details.inc");
if( isnull( 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"];
location = infos["location"];
if( version_is_less_equal( version:version, test_version:"2.3.2" ) ) {
report = report_fixed_ver( installed_version:version, fixed_version:"2.3.3", install_path:location );
security_message( port:port, data:report );
exit( 0 );
}
exit( 99 );
9.8 High
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
9.7 High
AI Score
Confidence
High
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
0.027 Low
EPSS
Percentile
90.3%