CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:N/C:N/I:P/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
EPSS
Percentile
47.9%
Junos OS J-Web is prone to a cross-site scripting vulnerability.
# SPDX-FileCopyrightText: 2016 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:/o:juniper:junos";
if (description)
{
script_oid("1.3.6.1.4.1.25623.1.0.106350");
script_version("2023-07-20T05:05:17+0000");
script_tag(name:"last_modification", value:"2023-07-20 05:05:17 +0000 (Thu, 20 Jul 2023)");
script_tag(name:"creation_date", value:"2016-10-13 09:18:34 +0700 (Thu, 13 Oct 2016)");
script_tag(name:"cvss_base", value:"4.3");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:N/I:P/A:N");
script_tag(name:"severity_vector", value:"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N");
script_tag(name:"severity_origin", value:"NVD");
script_tag(name:"severity_date", value:"2019-10-09 23:18:00 +0000 (Wed, 09 Oct 2019)");
script_tag(name:"qod_type", value:"package");
script_tag(name:"solution_type", value:"VendorFix");
script_cve_id("CVE-2016-4923");
script_name("Juniper Networks Junos OS J-Web XSS Vulnerability");
script_category(ACT_GATHER_INFO);
script_family("JunOS Local Security Checks");
script_copyright("Copyright (C) 2016 Greenbone AG");
script_dependencies("gb_juniper_junos_consolidation.nasl");
script_mandatory_keys("juniper/junos/detected");
script_tag(name:"summary", value:"Junos OS J-Web is prone to a cross-site scripting vulnerability.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable OS build is present on the target host.");
script_tag(name:"insight", value:"Insufficient cross site scripting protection in J-Web may potentially
allow a remote unauthenticated user to inject web script or HTML and steal sensitive data and credentials from
a J-Web session and to perform administrative actions on the Junos device.");
script_tag(name:"impact", value:"An attacker may steal sensitive data and credentials.");
script_tag(name:"affected", value:"Junos OS 12.1, 12.3, 13.2, 13.3, 14.1, 14.2 and 15.1");
script_tag(name:"solution", value:"New builds of Junos OS software are available from Juniper.");
script_xref(name:"URL", value:"http://kb.juniper.net/JSA10764");
exit(0);
}
include("host_details.inc");
include("revisions-lib.inc");
include("version_func.inc");
if (!version = get_app_version(cpe: CPE, nofork: TRUE))
exit(0);
if (version =~ "^15") {
if (revcomp(a: version, b: "15.1R3") < 0) {
report = report_fixed_ver(installed_version: version, fixed_version: "15.1R3");
security_message(port: 0, data: report);
exit(0);
}
else if ((revcomp(a: version, b: "15.1X49-D20") < 0) &&
(revcomp(a: version, b: "15.1X49") >= 0)) {
report = report_fixed_ver(installed_version: version, fixed_version: "15.1X49-D20");
security_message(port: 0, data: report);
exit(0);
}
}
if (version =~ "^14") {
if (revcomp(a: version, b: "14.1R6") < 0) {
report = report_fixed_ver(installed_version: version, fixed_version: "14.1R6");
security_message(port: 0, data: report);
exit(0);
}
else if ((revcomp(a: version, b: "14.2R6") < 0) &&
(revcomp(a: version, b: "14.2R") >= 0)) {
report = report_fixed_ver(installed_version: version, fixed_version: "14.2R6");
security_message(port: 0, data: report);
exit(0);
}
}
if (version =~ "^13") {
if ((revcomp(a: version, b: "13.2X51-D39") < 0) &&
(revcomp(a: version, b: "13.2X51") >= 0)) {
report = report_fixed_ver(installed_version: version, fixed_version: "13.2X51-D39");
security_message(port: 0, data: report);
exit(0);
}
if ((revcomp(a: version, b: "13.3R9") < 0) &&
(revcomp(a: version, b: "13.3R") >= 0)) {
report = report_fixed_ver(installed_version: version, fixed_version: "13.3R9");
security_message(port: 0, data: report);
exit(0);
}
}
if (version =~ "^12") {
if ((revcomp(a: version, b: "12.1X44-D60") < 0) &&
(revcomp(a: version, b: "12.1X44") >= 0)) {
report = report_fixed_ver(installed_version: version, fixed_version: "12.1X44-D60");
security_message(port: 0, data: report);
exit(0);
}
else if ((revcomp(a: version, b: "12.1X46-D40") < 0) &&
(revcomp(a: version, b: "12.1X46") >= 0)) {
report = report_fixed_ver(installed_version: version, fixed_version: "12.1X46-D40");
security_message(port: 0, data: report);
exit(0);
}
else if ((revcomp(a: version, b: "12.1X47-D30") < 0) &&
(revcomp(a: version, b: "12.1X47") >= 0)) {
report = report_fixed_ver(installed_version: version, fixed_version: "12.1X47-D30");
security_message(port: 0, data: report);
exit(0);
}
else if ((revcomp(a: version, b: "12.3R11") < 0) &&
(revcomp(a: version, b: "12.3R") >= 0)) {
report = report_fixed_ver(installed_version: version, fixed_version: "12.3R11");
security_message(port: 0, data: report);
exit(0);
}
else if ((revcomp(a: version, b: "12.3X48-D20") < 0) &&
(revcomp(a: version, b: "12.3X48") >= 0)) {
report = report_fixed_ver(installed_version: version, fixed_version: "12.3X48-D20");
security_message(port: 0, data: report);
exit(0);
}
}
exit(99);
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:N/C:N/I:P/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H
EPSS
Percentile
47.9%