CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
AI Score
Confidence
High
EPSS
Percentile
98.8%
MIT Kerberos5 is prone to a Denial of Service (DoS) vulnerability.
# SPDX-FileCopyrightText: 2010 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:mit:kerberos";
if(description)
{
script_oid("1.3.6.1.4.1.25623.1.0.800441");
script_version("2023-06-27T05:05:30+0000");
script_tag(name:"last_modification", value:"2023-06-27 05:05:30 +0000 (Tue, 27 Jun 2023)");
script_tag(name:"creation_date", value:"2010-01-22 09:23:45 +0100 (Fri, 22 Jan 2010)");
script_tag(name:"cvss_base", value:"5.0");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:P");
script_cve_id("CVE-2009-3295");
script_name("MIT Kerberos5 KDC Cross Realm Referral DoS Vulnerability");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2010 Greenbone AG");
script_family("Denial of Service");
script_dependencies("gb_kerberos5_ssh_login_detect.nasl");
script_mandatory_keys("mit/kerberos5/detected");
script_xref(name:"URL", value:"http://web.mit.edu/kerberos/advisories/2009-003-patch.txt");
script_xref(name:"URL", value:"http://www.securityfocus.com/bid/37486");
script_xref(name:"URL", value:"http://www.vupen.com/english/advisories/2009/3652");
script_xref(name:"URL", value:"http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2009-003.txt");
script_tag(name:"affected", value:"MIT Kerberos5 versions prior to 1.7.1.");
script_tag(name:"insight", value:"The flaw is caused by a NULL pointer dereference error in the KDC cross-realm
referral processing implementation, which could allow an unauthenticated remote attacker to cause KDC to crash.");
script_tag(name:"summary", value:"MIT Kerberos5 is prone to a Denial of Service (DoS) vulnerability.");
script_tag(name:"solution", value:"Update to version 1.7.1 or later.");
script_tag(name:"impact", value:"Successful exploitation will allow an attacker to cause a DoS.");
script_tag(name:"qod_type", value:"executable_version_unreliable");
script_tag(name:"solution_type", value:"VendorFix");
exit(0);
}
include("host_details.inc");
include("version_func.inc");
if( ! infos = get_app_version_and_location( cpe: CPE, exit_no_version: TRUE ) )
exit( 0 );
version = infos["version"];
location = infos["location"];
if( version_is_less( version: version, test_version: "1.7.1" ) ) {
report = report_fixed_ver( installed_version: version, fixed_version: "1.7.1", install_path: location );
security_message(port: 0, data: report);
exit( 0 );
}
exit( 99 );