7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
7.6 High
AI Score
Confidence
High
5 Medium
CVSS2
Access Vector
NETWORK
Access 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
0.006 Low
EPSS
Percentile
79.1%
Apache Tomcat is prone to an information disclosure vulnerability.
# SPDX-FileCopyrightText: 2017 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:apache:tomcat";
if(description)
{
script_oid("1.3.6.1.4.1.25623.1.0.811296");
script_version("2024-02-15T05:05:40+0000");
script_cve_id("CVE-2016-8745");
script_tag(name:"cvss_base", value:"5.0");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:P/I:N/A:N");
script_tag(name:"last_modification", value:"2024-02-15 05:05:40 +0000 (Thu, 15 Feb 2024)");
script_tag(name:"severity_vector", value:"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N");
script_tag(name:"severity_origin", value:"NVD");
script_tag(name:"severity_date", value:"2019-04-15 16:30:00 +0000 (Mon, 15 Apr 2019)");
script_tag(name:"creation_date", value:"2017-08-11 12:49:43 +0530 (Fri, 11 Aug 2017)");
script_tag(name:"qod_type", value:"remote_banner");
script_name("Apache Tomcat NIO HTTP connector Information Disclosure Vulnerability - Windows");
script_tag(name:"summary", value:"Apache Tomcat is prone to an information disclosure vulnerability.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");
script_tag(name:"insight", value:"The flaw exists due to error handling of the
send file code for the NIO HTTP connector in Apache Tomcat resulting in the
current Processor object being added to the Processor cache multiple times.
This in turn means that the same Processor could be used for concurrent requests.
Sharing a Processor can result in information leakage between requests including,
not not limited to, session ID and the response body.");
script_tag(name:"impact", value:"Successful exploitation will allow remote
attackers to gain access to potentially sensitive information.");
script_tag(name:"affected", value:"Apache Tomcat versions 9.0.0.M1 to 9.0.0.M13,
Apache Tomcat versions 8.5.0 to 8.5.8,
Apache Tomcat versions 8.0.0.RC1 to 8.0.39,
Apache Tomcat versions 7.0.0 to 7.0.73, and
Apache Tomcat versions 6.0.16 to 6.0.48 on Windows.");
script_tag(name:"solution", value:"Upgrade to Apache Tomcat version 9.0.0.M15
or 8.5.9 or 8.0.41 or 7.0.75 or 6.0.50 or later.");
script_tag(name:"solution_type", value:"VendorFix");
script_xref(name:"URL", value:"https://bz.apache.org/bugzilla/show_bug.cgi?id=60409");
script_xref(name:"URL", value:"http://www.securityfocus.com/bid/94828");
script_xref(name:"URL", value:"http://tomcat.apache.org/security-9.html#Fixed_in_Apache_Tomcat_9.0.0.M15");
script_xref(name:"URL", value:"http://tomcat.apache.org/security-8.html#Fixed_in_Apache_Tomcat_8.0.41");
script_xref(name:"URL", value:"http://tomcat.apache.org/security-7.html#Fixed_in_Apache_Tomcat_7.0.75");
script_xref(name:"URL", value:"http://tomcat.apache.org/security-8.html#Fixed_in_Apache_Tomcat_8.5.9");
script_xref(name:"URL", value:"http://tomcat.apache.org/security-6.html#Fixed_in_Apache_Tomcat_6.0.50");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2017 Greenbone AG");
script_family("Web Servers");
script_dependencies("gb_apache_tomcat_consolidation.nasl", "os_detection.nasl");
script_mandatory_keys("apache/tomcat/detected", "Host/runs_windows");
exit(0);
}
include("host_details.inc");
include("revisions-lib.inc");
include("version_func.inc");
if(isnull(tomPort = get_app_port(cpe:CPE)))
exit(0);
if(!infos = get_app_version_and_location(cpe:CPE, port:tomPort, exit_no_version:TRUE))
exit(0);
appVer = infos["version"];
path = infos["location"];
if(appVer =~ "^6\.")
{
if((revcomp(a: appVer, b: "6.0.50") < 0) &&
(revcomp(a: appVer, b: "6.0.16") >= 0)){
fix = "6.0.50";
}
}
else if(appVer =~ "^7\.")
{
if(revcomp(a: appVer, b: "7.0.75") < 0){
fix = "7.0.75";
}
}
else if(appVer =~ "^8\.5\.")
{
if(revcomp(a: appVer, b: "8.5.9") < 0){
fix = "8.5.9";
}
}
else if(appVer =~ "^8\.")
{
if(revcomp(a: appVer, b: "8.0.41") < 0){
fix = "8.0.41";
}
}
else if(appVer =~ "^9\.")
{
if(revcomp(a: appVer, b: "9.0.0.M15") < 0){
fix = "9.0.0.M15";
}
}
if(fix)
{
report = report_fixed_ver(installed_version:appVer, fixed_version:fix, install_path:path);
security_message(data:report, port:tomPort);
exit(0);
}
exit(0);
tomcat.apache.org/security-6.html#Fixed_in_Apache_Tomcat_6.0.50
tomcat.apache.org/security-7.html#Fixed_in_Apache_Tomcat_7.0.75
tomcat.apache.org/security-8.html#Fixed_in_Apache_Tomcat_8.0.41
tomcat.apache.org/security-8.html#Fixed_in_Apache_Tomcat_8.5.9
tomcat.apache.org/security-9.html#Fixed_in_Apache_Tomcat_9.0.0.M15
www.securityfocus.com/bid/94828
bz.apache.org/bugzilla/show_bug.cgi?id=60409
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
NONE
Availability Impact
NONE
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
7.6 High
AI Score
Confidence
High
5 Medium
CVSS2
Access Vector
NETWORK
Access 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
0.006 Low
EPSS
Percentile
79.1%