Vulnerabilities > CVE-2019-6603 - Unspecified vulnerability in F5 products

047910
CVSS 7.5 - HIGH
Attack vector
NETWORK
Attack complexity
LOW
Privileges required
NONE
Confidentiality impact
NONE
Integrity impact
NONE
Availability impact
HIGH
network
low complexity
f5
nessus

Summary

In BIG-IP 11.5.1-11.5.8, 11.6.1-11.6.3, 12.1.0-12.1.3, and 13.0.0-13.0.1, malformed TCP packets sent to a self IP address or a FastL4 virtual server may cause an interruption of service. The control plane is not exposed to this issue. This issue impacts the data plane virtual servers and self IPs.

Vulnerable Configurations

Part Description Count
Application
F5
375
Hardware
F5
6

Nessus

NASL familyF5 Networks Local Security Checks
NASL idF5_BIGIP_SOL14632915.NASL
descriptionMalformed TCP packets sent to a self IP address or a FastL4 virtual server may cause an interruption of service. The control plane is not exposed to this issue. This issue impacts the data plane virtual servers and self IPs. (CVE-2019-6603) Impact This vulnerability allows remote disruption of service.
last seen2020-06-01
modified2020-06-02
plugin id123029
published2019-03-25
reporterThis script is Copyright (C) 2019-2020 and is owned by Tenable, Inc. or an Affiliate thereof.
sourcehttps://www.tenable.com/plugins/nessus/123029
titleF5 Networks BIG-IP : TMM vulnerability (K14632915)
code
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from F5 Networks BIG-IP Solution K14632915.
#
# The text description of this plugin is (C) F5 Networks.
#

include("compat.inc");

if (description)
{
  script_id(123029);
  script_version("1.3");
  script_cvs_date("Date: 2020/02/03");

  script_cve_id("CVE-2019-6603");

  script_name(english:"F5 Networks BIG-IP : TMM vulnerability (K14632915)");
  script_summary(english:"Checks the BIG-IP version.");

  script_set_attribute(
    attribute:"synopsis", 
    value:"The remote device is missing a vendor-supplied security patch."
  );
  script_set_attribute(
    attribute:"description", 
    value:
"Malformed TCP packets sent to a self IP address or a FastL4 virtual
server may cause an interruption of service. The control plane is not
exposed to this issue. This issue impacts the data plane virtual
servers and self IPs. (CVE-2019-6603)

Impact

This vulnerability allows remote disruption of service."
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://support.f5.com/csp/article/K14632915"
  );
  script_set_attribute(
    attribute:"solution", 
    value:
"Upgrade to one of the non-vulnerable versions listed in the F5
Solution K14632915."
  );
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:P");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");

  script_set_attribute(attribute:"potential_vulnerability", value:"true");
  script_set_attribute(attribute:"plugin_type", value:"local");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_access_policy_manager");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_advanced_firewall_manager");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_application_acceleration_manager");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_application_security_manager");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_application_visibility_and_reporting");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_global_traffic_manager");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_link_controller");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_local_traffic_manager");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_policy_enforcement_manager");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:f5:big-ip_webaccelerator");
  script_set_attribute(attribute:"cpe", value:"cpe:/h:f5:big-ip");

  script_set_attribute(attribute:"vuln_publication_date", value:"2019/03/28");
  script_set_attribute(attribute:"patch_publication_date", value:"2019/03/21");
  script_set_attribute(attribute:"plugin_publication_date", value:"2019/03/25");
  script_set_attribute(attribute:"generated_plugin", value:"current");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_copyright(english:"This script is Copyright (C) 2019-2020 and is owned by Tenable, Inc. or an Affiliate thereof.");
  script_family(english:"F5 Networks Local Security Checks");

  script_dependencies("f5_bigip_detect.nbin");
  script_require_keys("Host/local_checks_enabled", "Host/BIG-IP/hotfix", "Host/BIG-IP/modules", "Host/BIG-IP/version", "Settings/ParanoidReport");

  exit(0);
}


include("f5_func.inc");

if ( ! get_kb_item("Host/local_checks_enabled") ) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
version = get_kb_item("Host/BIG-IP/version");
if ( ! version ) audit(AUDIT_OS_NOT, "F5 Networks BIG-IP");
if ( isnull(get_kb_item("Host/BIG-IP/hotfix")) ) audit(AUDIT_KB_MISSING, "Host/BIG-IP/hotfix");
if ( ! get_kb_item("Host/BIG-IP/modules") ) audit(AUDIT_KB_MISSING, "Host/BIG-IP/modules");

sol = "K14632915";
vmatrix = make_array();

if (report_paranoia < 2) audit(AUDIT_PARANOID);

# AFM
vmatrix["AFM"] = make_array();
vmatrix["AFM"]["affected"  ] = make_list("13.0.0-13.0.1","12.1.0-12.1.3","11.6.0-11.6.3","11.5.1-11.5.8");
vmatrix["AFM"]["unaffected"] = make_list("14.0.0","13.1.0","12.1.4","11.6.4","11.5.9");

# AM
vmatrix["AM"] = make_array();
vmatrix["AM"]["affected"  ] = make_list("13.0.0-13.0.1","12.1.0-12.1.3","11.6.0-11.6.3","11.5.1-11.5.8");
vmatrix["AM"]["unaffected"] = make_list("14.0.0","13.1.0","12.1.4","11.6.4","11.5.9");

# APM
vmatrix["APM"] = make_array();
vmatrix["APM"]["affected"  ] = make_list("13.0.0-13.0.1","12.1.0-12.1.3","11.6.0-11.6.3","11.5.1-11.5.8");
vmatrix["APM"]["unaffected"] = make_list("14.0.0","13.1.0","12.1.4","11.6.4","11.5.9");

# ASM
vmatrix["ASM"] = make_array();
vmatrix["ASM"]["affected"  ] = make_list("13.0.0-13.0.1","12.1.0-12.1.3","11.6.0-11.6.3","11.5.1-11.5.8");
vmatrix["ASM"]["unaffected"] = make_list("14.0.0","13.1.0","12.1.4","11.6.4","11.5.9");

# AVR
vmatrix["AVR"] = make_array();
vmatrix["AVR"]["affected"  ] = make_list("13.0.0-13.0.1","12.1.0-12.1.3","11.6.0-11.6.3","11.5.1-11.5.8");
vmatrix["AVR"]["unaffected"] = make_list("14.0.0","13.1.0","12.1.4","11.6.4","11.5.9");

# GTM
vmatrix["GTM"] = make_array();
vmatrix["GTM"]["affected"  ] = make_list("13.0.0-13.0.1","12.1.0-12.1.3","11.6.0-11.6.3","11.5.1-11.5.8");
vmatrix["GTM"]["unaffected"] = make_list("14.0.0","13.1.0","12.1.4","11.6.4","11.5.9");

# LC
vmatrix["LC"] = make_array();
vmatrix["LC"]["affected"  ] = make_list("13.0.0-13.0.1","12.1.0-12.1.3","11.6.0-11.6.3","11.5.1-11.5.8");
vmatrix["LC"]["unaffected"] = make_list("14.0.0","13.1.0","12.1.4","11.6.4","11.5.9");

# LTM
vmatrix["LTM"] = make_array();
vmatrix["LTM"]["affected"  ] = make_list("13.0.0-13.0.1","12.1.0-12.1.3","11.6.0-11.6.3","11.5.1-11.5.8");
vmatrix["LTM"]["unaffected"] = make_list("14.0.0","13.1.0","12.1.4","11.6.4","11.5.9");

# PEM
vmatrix["PEM"] = make_array();
vmatrix["PEM"]["affected"  ] = make_list("13.0.0-13.0.1","12.1.0-12.1.3","11.6.0-11.6.3","11.5.1-11.5.8");
vmatrix["PEM"]["unaffected"] = make_list("14.0.0","13.1.0","12.1.4","11.6.4","11.5.9");

# WAM
vmatrix["WAM"] = make_array();
vmatrix["WAM"]["affected"  ] = make_list("13.0.0-13.0.1","12.1.0-12.1.3","11.6.0-11.6.3","11.5.1-11.5.8");
vmatrix["WAM"]["unaffected"] = make_list("14.0.0","13.1.0","12.1.4","11.6.4","11.5.9");


if (bigip_is_affected(vmatrix:vmatrix, sol:sol))
{
  if (report_verbosity > 0) security_warning(port:0, extra:bigip_report_get());
  else security_warning(0);
  exit(0);
}
else
{
  tested = bigip_get_tested_modules();
  audit_extra = "For BIG-IP module(s) " + tested + ",";
  if (tested) audit(AUDIT_INST_VER_NOT_VULN, audit_extra, version);
  else audit(AUDIT_HOST_NOT, "running any of the affected modules");
}