7.8 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:N/I:N/A:C
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
0.007 Low
EPSS
Percentile
80.8%
The remote host is missing a security patch.
# 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:/h:f5:big-ip";
if (description)
{
script_oid("1.3.6.1.4.1.25623.1.0.105515");
script_cve_id("CVE-2015-5516");
script_tag(name:"cvss_base", value:"7.8");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:C");
script_version("2024-05-29T05:05:18+0000");
script_name("F5 BIG-IP - BIG-IP last hop kernel module vulnerability CVE-2015-5516");
script_xref(name:"URL", value:"https://my.f5.com/manage/s/article/K00032124");
script_tag(name:"impact", value:"The following configurations may allow a remote attacker to cause a memory leak and potential DoS conditions on BIG-IP systems:
- You use the management interface to provide remote access to UDP based services.
- You use self IP addresses to provide remote access to UDP based services.
- Virtual servers that reference a DNS profile with the Use BIND Server on BIG-IP option enabled (the option is enabled by default in BIG-IP 11.2.x through 12.0.0).
- Wide IPs reference either of the following pool configurations:
- A pool using the Return to DNS load balancing method.
- A pool in which the Alternate and Fallback load balancing methods are set to None and all pools associated with the wide IP are unavailable.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");
script_tag(name:"insight", value:"The BIG-IP last hop kernel module may leak memory when processing User Datagram Protocol (UDP) traffic. The memory leak may cause denial-of-service (DoS) conditions for the BIG-IP system.");
script_tag(name:"solution", value:"See the referenced vendor advisory for a solution.");
script_tag(name:"summary", value:"The remote host is missing a security patch.");
script_tag(name:"qod_type", value:"package");
script_tag(name:"solution_type", value:"VendorFix");
script_tag(name:"last_modification", value:"2024-05-29 05:05:18 +0000 (Wed, 29 May 2024)");
script_tag(name:"severity_vector", value:"CVSS:3.0/AV:N/AC:L/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:"2019-06-06 15:11:00 +0000 (Thu, 06 Jun 2019)");
script_tag(name:"creation_date", value:"2016-01-19 11:57:11 +0100 (Tue, 19 Jan 2016)");
script_category(ACT_GATHER_INFO);
script_family("F5 Local Security Checks");
script_copyright("Copyright (C) 2016 Greenbone AG");
script_dependencies("gb_f5_big_ip_ssh_login_detect.nasl");
script_mandatory_keys("f5/big_ip/version", "f5/big_ip/active_modules");
exit(0);
}
include("f5.inc");
include("host_details.inc");
include("list_array_func.inc");
include("version_func.inc");
if (!version = get_app_version(cpe: CPE, service: "ssh-login"))
exit(0);
check_f5["LTM"] = make_array("affected", "11.6.0;11.0.0-11.5.3;10.1.0-10.2.4;",
"unaffected", "12.0.0;11.6.0_HF6;11.5.4;11.5.3_HF2;11.4.1_HF10;11.2.1_HF15;10.2.4_HF13;");
check_f5["AAM"] = make_array("affected", "11.6.0;11.4.0-11.5.3;",
"unaffected", "12.0.0;11.6.0_HF6;11.5.4;11.5.3_HF2;11.4.1_HF10;10.2.4_HF13;");
check_f5["AFM"] = make_array("affected", "11.6.0;11.3.0-11.5.3;",
"unaffected", "12.0.0;11.6.0_HF6;11.5.4;11.5.3_HF2;11.4.1_HF10;");
check_f5["AVR"] = make_array("affected", "11.6.0;11.0.0-11.5.3;",
"unaffected", "12.0.0;11.6.0_HF6;11.5.4;11.5.3_HF2;11.4.1_HF10;11.2.1_HF15;");
check_f5["APM"] = make_array("affected", "11.6.0;11.0.0-11.5.3;10.1.0-10.2.4;",
"unaffected", "12.0.0;11.6.0_HF6;11.5.4;11.5.3_HF2;11.4.1_HF10;11.2.1_HF15;");
check_f5["ASM"] = make_array("affected", "11.6.0;11.0.0-11.5.3;10.1.0-10.2.4;",
"unaffected", "12.0.0;11.6.0_HF6;11.5.4;11.5.3_HF2;11.4.1_HF10;11.2.1_HF15;");
check_f5["GTM"] = make_array("affected", "11.6.0;11.0.0-11.5.3;10.1.0-10.2.4;",
"unaffected", "11.6.0_HF6;11.5.4;11.5.3_HF2;11.4.1_HF10;11.2.1_HF15;10.2.4_HF13;");
check_f5["LC"] = make_array("affected", "11.6.0;11.0.0-11.5.3;10.1.0-10.2.4;",
"unaffected", "12.0.0;11.6.0_HF6;11.5.4;11.5.3_HF2;11.4.1_HF10;11.2.1_HF15;10.2.4_HF13;");
check_f5["PEM"] = make_array("affected", "11.6.0;11.3.0-11.5.3;",
"unaffected", "12.0.0;11.6.0_HF6;11.5.4;11.5.3_HF2;11.4.1_HF10;");
check_f5["PSM"] = make_array("affected", "11.0.0-11.4.1;10.1.0-10.2.4;",
"unaffected", "11.4.1_HF10;11.2.1_HF15;10.2.4_HF13;");
check_f5["WAM"] = make_array("affected", "11.0.0-11.3.0;10.1.0-10.2.4;",
"unaffected", "11.2.1_HF15;10.2.4_HF13;");
check_f5["WOM"] = make_array("affected", "11.0.0-11.3.0;10.1.0-10.2.4;",
"unaffected", "11.2.1_HF15;10.2.4_HF13;");
if (report = f5_is_vulnerable(ca: check_f5, version: version)) {
security_message(port: 0, data: report);
exit(0);
}
exit(99);
7.8 High
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:N/I:N/A:C
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
0.007 Low
EPSS
Percentile
80.8%