7.1 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:N/I:N/A:C
5.9 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
5.6 Medium
AI Score
Confidence
High
0.008 Low
EPSS
Percentile
81.2%
Junos OS is prone to a kernel crash 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("1.3.6.1.4.1.25623.1.0.106132");
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:"2016-07-14 10:16:23 +0700 (Thu, 14 Jul 2016)");
script_tag(name:"cvss_base", value:"7.1");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:N/I:N/A:C");
script_tag(name:"severity_vector", value:"CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H");
script_tag(name:"severity_origin", value:"NVD");
script_tag(name:"severity_date", value:"2017-09-01 01:29:00 +0000 (Fri, 01 Sep 2017)");
script_tag(name:"qod_type", value:"package");
script_tag(name:"solution_type", value:"VendorFix");
script_cve_id("CVE-2016-1277");
script_name("Juniper Networks Junos OS Kernel Crash With Crafted ICMP Packet 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 is prone to a kernel crash vulnerability.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable OS build is present on the target host.");
script_tag(name:"insight", value:"On Junos devices with a GRE or IPIP tunnel configured (i.e., devices
with a gr- or ip- interface), a specifically crafted ICMP packet can cause a kernel panic resulting in a
denial of service condition.
Knowledge of network specific information is required to craft such an ICMP packet. Receipt of such a packet
on any interface on the device can cause a crash.
Devices that do not have any gr- or ip- interfaces are unaffected by this issue.");
script_tag(name:"impact", value:"An attacker may cause a kernel panic which leads to a denial of service
condition.");
script_tag(name:"affected", value:"Junos OS 12.1, 12.3, 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/JSA10752");
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 (revcomp(a: version, b: "12.1X46-D50") < 0) {
report = report_fixed_ver(installed_version: version, fixed_version: "12.1X46-D50");
security_message(port: 0, data: report);
exit(0);
}
if (version =~ "^12") {
if ((revcomp(a: version, b: "12.1X47-D40") < 0) &&
(revcomp(a: version, b: "12.1X47") >= 0)) {
report = report_fixed_ver(installed_version: version, fixed_version: "12.1X47-D40");
security_message(port: 0, data: report);
exit(0);
}
else if ((revcomp(a: version, b: "12.3X48-D30") < 0) &&
(revcomp(a: version, b: "12.3X48") >= 0)) {
report = report_fixed_ver(installed_version: version, fixed_version: "12.3X48-D30");
security_message(port: 0, data: report);
exit(0);
}
}
if (version =~ "^13") {
if (revcomp(a: version, b: "13.3R9") < 0) {
report = report_fixed_ver(installed_version: version, fixed_version: "13.3R9");
security_message(port: 0, data: report);
exit(0);
}
}
if (version =~ "^14") {
if (revcomp(a: version, b: "14.1R8") < 0) {
report = report_fixed_ver(installed_version: version, fixed_version: "14.1R8");
security_message(port: 0, data: report);
exit(0);
}
else if ((revcomp(a: version, b: "14.1X53-D40") < 0) &&
(revcomp(a: version, b: "14.1X53") >= 0)) {
report = report_fixed_ver(installed_version: version, fixed_version: "14.1X53-D40");
security_message(port: 0, data: report);
exit(0);
}
else if ((revcomp(a: version, b: "14.2R6") < 0) &&
(revcomp(a: version, b: "14.2") >= 0)) {
report = report_fixed_ver(installed_version: version, fixed_version: "14.2R6");
security_message(port: 0, data: report);
exit(0);
}
}
if (version =~ "^15") {
if (revcomp(a: version, b: "15.1F6") < 0) {
report = report_fixed_ver(installed_version: version, fixed_version: "15.1F6");
security_message(port: 0, data: report);
exit(0);
}
else if ((revcomp(a: version, b: "15.1R3") < 0) &&
(revcomp(a: version, b: "15.1R") >= 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-D40") < 0) &&
(revcomp(a: version, b: "15.1X49") >= 0)) {
report = report_fixed_ver(installed_version: version, fixed_version: "15.1X49-D40");
security_message(port: 0, data: report);
exit(0);
}
}
exit(99);
7.1 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:M/Au:N/C:N/I:N/A:C
5.9 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
5.6 Medium
AI Score
Confidence
High
0.008 Low
EPSS
Percentile
81.2%