Vulnerabilities > CVE-2019-6688 - Unspecified vulnerability in F5 products

047910
CVSS 4.3 - MEDIUM
Attack vector
NETWORK
Attack complexity
LOW
Privileges required
LOW
Confidentiality impact
LOW
Integrity impact
NONE
Availability impact
NONE
network
low complexity
f5
nessus
NVD
Published: 2019-12-23
Updated: 2020-08-24

Summary

On BIG-IP versions 15.0.0-15.0.1.1, 14.1.0-14.1.2.2, 14.0.0-14.0.1, 13.1.0-13.1.3.1, 12.1.0-12.1.5, and 11.5.2-11.6.5 and BIG-IQ versions 6.0.0-6.1.0 and 5.2.0-5.4.0, a user is able to obtain the secret that was being used to encrypt a BIG-IP UCS backup file while sending SNMP query to the BIG-IP or BIG-IQ system, however the user can not access to the UCS files.

Vulnerable Configurations

Part Description Count
Application
F5
1437

Nessus

NASL familyF5 Networks Local Security Checks
NASL idF5_BIGIP_SOL25607522.NASL
descriptionA user can obtain the secretused to encrypt a BIG-IP UCS backup file while sending an SNMP query to the BIG-IP or BIG-IQ system;however, the user cannot access the UCS files. (CVE-2019-6688) Impact BIG-IP and BIG-IQ The SNMP user can obtain the secret used to encrypt the BIG-IP UCS backup file. Enterprise Manager and Traffix SDC These products are not affected by this vulnerability.
last seen2020-03-30
modified2019-12-31
plugin id132560
published2019-12-31
reporterThis script is Copyright (C) 2019-2020 and is owned by Tenable, Inc. or an Affiliate thereof.
sourcehttps://www.tenable.com/plugins/nessus/132560
titleF5 Networks BIG-IP : BIG-IP vulnerability (K25607522)
code
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from F5 Networks BIG-IP Solution K25607522.
#
# The text description of this plugin is (C) F5 Networks.
#

include("compat.inc");

if (description)
{
  script_id(132560);
  script_version("1.4");
  script_set_attribute(attribute:"plugin_modification_date", value:"2020/03/30");

  script_cve_id("CVE-2019-6688");

  script_name(english:"F5 Networks BIG-IP : BIG-IP vulnerability (K25607522)");
  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:
"A user can obtain the secretused to encrypt a BIG-IP UCS backup file
while sending an SNMP query to the BIG-IP or BIG-IQ system;however,
the user cannot access the UCS files. (CVE-2019-6688)

Impact

BIG-IP and BIG-IQ

The SNMP user can obtain the secret used to encrypt the BIG-IP UCS
backup file.

Enterprise Manager and Traffix SDC

These products are not affected by this vulnerability."
  );
  script_set_attribute(
    attribute:"see_also",
    value:"https://support.f5.com/csp/article/K25607522"
  );
  script_set_attribute(
    attribute:"solution", 
    value:
"Upgrade to one of the non-vulnerable versions listed in the F5
Solution K25607522."
  );
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:S/C:P/I:N/A:N");
  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:L/UI:N/S:U/C:L/I:N/A:N");
  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:"2019/12/23");
  script_set_attribute(attribute:"patch_publication_date", value:"2019/12/20");
  script_set_attribute(attribute:"plugin_publication_date", value:"2019/12/31");
  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 = "K25607522";
vmatrix = make_array();

if (report_paranoia < 2) audit(AUDIT_PARANOID);

# AFM
vmatrix["AFM"] = make_array();
vmatrix["AFM"]["affected"  ] = make_list("15.0.0-15.0.1","14.1.0-14.1.2","14.0.0-14.0.1","13.1.0-13.1.3","12.1.0-12.1.5","11.5.2-11.6.5");
vmatrix["AFM"]["unaffected"] = make_list("15.1.0","15.0.1.3","14.1.2.3","14.0.1.1","13.1.3.2","12.1.5.1","11.6.5.1");

# AM
vmatrix["AM"] = make_array();
vmatrix["AM"]["affected"  ] = make_list("15.0.0-15.0.1","14.1.0-14.1.2","14.0.0-14.0.1","13.1.0-13.1.3","12.1.0-12.1.5","11.5.2-11.6.5");
vmatrix["AM"]["unaffected"] = make_list("15.1.0","15.0.1.3","14.1.2.3","14.0.1.1","13.1.3.2","12.1.5.1","11.6.5.1");

# APM
vmatrix["APM"] = make_array();
vmatrix["APM"]["affected"  ] = make_list("15.0.0-15.0.1","14.1.0-14.1.2","14.0.0-14.0.1","13.1.0-13.1.3","12.1.0-12.1.5","11.5.2-11.6.5");
vmatrix["APM"]["unaffected"] = make_list("15.1.0","15.0.1.3","14.1.2.3","14.0.1.1","13.1.3.2","12.1.5.1","11.6.5.1");

# ASM
vmatrix["ASM"] = make_array();
vmatrix["ASM"]["affected"  ] = make_list("15.0.0-15.0.1","14.1.0-14.1.2","14.0.0-14.0.1","13.1.0-13.1.3","12.1.0-12.1.5","11.5.2-11.6.5");
vmatrix["ASM"]["unaffected"] = make_list("15.1.0","15.0.1.3","14.1.2.3","14.0.1.1","13.1.3.2","12.1.5.1","11.6.5.1");

# AVR
vmatrix["AVR"] = make_array();
vmatrix["AVR"]["affected"  ] = make_list("15.0.0-15.0.1","14.1.0-14.1.2","14.0.0-14.0.1","13.1.0-13.1.3","12.1.0-12.1.5","11.5.2-11.6.5");
vmatrix["AVR"]["unaffected"] = make_list("15.1.0","15.0.1.3","14.1.2.3","14.0.1.1","13.1.3.2","12.1.5.1","11.6.5.1");

# GTM
vmatrix["GTM"] = make_array();
vmatrix["GTM"]["affected"  ] = make_list("15.0.0-15.0.1","14.1.0-14.1.2","14.0.0-14.0.1","13.1.0-13.1.3","12.1.0-12.1.5","11.5.2-11.6.5");
vmatrix["GTM"]["unaffected"] = make_list("15.1.0","15.0.1.3","14.1.2.3","14.0.1.1","13.1.3.2","12.1.5.1","11.6.5.1");

# LC
vmatrix["LC"] = make_array();
vmatrix["LC"]["affected"  ] = make_list("15.0.0-15.0.1","14.1.0-14.1.2","14.0.0-14.0.1","13.1.0-13.1.3","12.1.0-12.1.5","11.5.2-11.6.5");
vmatrix["LC"]["unaffected"] = make_list("15.1.0","15.0.1.3","14.1.2.3","14.0.1.1","13.1.3.2","12.1.5.1","11.6.5.1");

# LTM
vmatrix["LTM"] = make_array();
vmatrix["LTM"]["affected"  ] = make_list("15.0.0-15.0.1","14.1.0-14.1.2","14.0.0-14.0.1","13.1.0-13.1.3","12.1.0-12.1.5","11.5.2-11.6.5");
vmatrix["LTM"]["unaffected"] = make_list("15.1.0","15.0.1.3","14.1.2.3","14.0.1.1","13.1.3.2","12.1.5.1","11.6.5.1");

# PEM
vmatrix["PEM"] = make_array();
vmatrix["PEM"]["affected"  ] = make_list("15.0.0-15.0.1","14.1.0-14.1.2","14.0.0-14.0.1","13.1.0-13.1.3","12.1.0-12.1.5","11.5.2-11.6.5");
vmatrix["PEM"]["unaffected"] = make_list("15.1.0","15.0.1.3","14.1.2.3","14.0.1.1","13.1.3.2","12.1.5.1","11.6.5.1");

# WAM
vmatrix["WAM"] = make_array();
vmatrix["WAM"]["affected"  ] = make_list("15.0.0-15.0.1","14.1.0-14.1.2","14.0.0-14.0.1","13.1.0-13.1.3","12.1.0-12.1.5","11.5.2-11.6.5");
vmatrix["WAM"]["unaffected"] = make_list("15.1.0","15.0.1.3","14.1.2.3","14.0.1.1","13.1.3.2","12.1.5.1","11.6.5.1");


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");
}

References