5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
0.974 High
EPSS
Percentile
99.9%
According to its self-reported version the Cisco Adaptive Security Appliance (ASA) software running on the remote device is affected by multiple vulnerabilities. Please see the included Cisco BIDs and Cisco Security Advisories for more information.
#
# (C) Tenable Network Security, Inc.
#
include('compat.inc');
if (description)
{
script_id(110686);
script_version("1.11");
script_set_attribute(attribute:"plugin_modification_date", value:"2023/04/25");
script_cve_id("CVE-2018-0296");
script_xref(name:"CISCO-BUG-ID", value:"CSCvi16029");
script_xref(name:"CISCO-SA", value:"cisco-sa-20180606-asaftd");
script_xref(name:"CISA-KNOWN-EXPLOITED", value:"2022/05/03");
script_xref(name:"CEA-ID", value:"CEA-2019-0741");
script_xref(name:"CEA-ID", value:"CEA-2019-0240");
script_name(english:"Cisco ASA Web Services DoS (cisco-sa-20180606-asaftd)");
script_set_attribute(attribute:"synopsis", value:
"The remote device is missing a vendor-supplied security patch.");
script_set_attribute(attribute:"description", value:
"According to its self-reported version the Cisco Adaptive Security
Appliance (ASA) software running on the remote device is affected by
multiple vulnerabilities. Please see the included Cisco BIDs and Cisco
Security Advisories for more information.");
# https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20180606-asaftd
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?c235f451");
script_set_attribute(attribute:"solution", value:
"Upgrade to the relevant fixed version referenced in Cisco security
advisory cisco-sa-20180606-asaftd.");
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:F/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:F/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2018-0296");
script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
script_set_attribute(attribute:"exploit_available", value:"true");
script_set_attribute(attribute:"vuln_publication_date", value:"2018/06/06");
script_set_attribute(attribute:"patch_publication_date", value:"2018/06/06");
script_set_attribute(attribute:"plugin_publication_date", value:"2018/06/25");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"cpe:/a:cisco:adaptive_security_appliance_software");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"CISCO");
script_copyright(english:"This script is Copyright (C) 2018-2023 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("ssh_get_info.nasl", "os_fingerprint.nasl");
script_require_keys("Host/Cisco/ASA", "Host/Cisco/ASA/model", "Settings/ParanoidReport");
exit(0);
}
include("audit.inc");
include("cisco_func.inc");
include("cisco_kb_cmd_func.inc");
asa = get_kb_item_or_exit('Host/Cisco/ASA');
model = get_kb_item_or_exit('Host/Cisco/ASA/model');
version = extract_asa_version(asa);
if (isnull(version)) audit(AUDIT_FN_FAIL, 'extract_asa_version');
# The advisory notes multiple config options that could lead to a vulnerable case
# They seem to conflict/be inconsistent, so keeping this paranoid for now
if (report_paranoia < 2) audit(AUDIT_PARANOID);
if (
model !~ '^55[0-9][0-9]($|[^0-9])' && # 5500 & 5500-X
model !~ '^65[0-9][0-9]($|[^0-9])' && # 6500
model !~ '^76[0-9][0-9]($|[^0-9])' && # 7600
model !~ '^93[0-9][0-9]($|[^0-9])' && # Firepower 9300 ASA
model !~ '^21[0-9][0-9]($|[^0-9])' && # Firepower 2100 SSA
model !~ '^411[0-9]($|[^0-9])' && # Firepower 4110 SA
model !~ '^30[0-9][0-9]($|[^0-9])' && # ISA 3000
model !~ '^1000V' && # 1000V
model != 'v' # ASAv
) audit(AUDIT_HOST_NOT, "an affected Cisco ASA product");
cbi = 'CSCvi16029';
if (version =~ "^[0-8]\.")
fixed_ver = "9.1(7.29)";
else if (version =~ "^9\.0[^0-9]")
fixed_ver = "9.1(7.29)";
else if (version =~ "^9\.1[^0-9]" && check_asa_release(version:version, patched:"9.1(7.29)"))
fixed_ver = "9.1(7.29)";
else if (version =~ "^9\.2[^0-9]" && check_asa_release(version:version, patched:"9.2(4.33)"))
fixed_ver = "9.2(4.33)";
else if (version =~ "^9\.3[^0-9]")
fixed_ver = "9.4(4.18)";
else if (version =~ "^9\.4[^0-9]" && check_asa_release(version:version, patched:"9.4(4.18)"))
fixed_ver = "9.4(4.18)";
else if (version =~ "^9\.5[^0-9]")
fixed_ver = "9.6(4.8)";
else if (version =~ "^9\.6[^0-9]" && check_asa_release(version:version, patched:"9.6(4.8)"))
fixed_ver = "9.6(4.8)";
else if (version =~ "^9\.7[^0-9]" && check_asa_release(version:version, patched:"9.7(1.29)"))
fixed_ver = "9.7(1.29)";
else if (version =~ "^9\.8[^0-9]" && check_asa_release(version:version, patched:"9.8(2.28)"))
fixed_ver = "9.8(2.28)";
else if (version =~ "^9\.9[^0-9]" && check_asa_release(version:version, patched:"9.9(2.1)"))
fixed_ver = "9.9(2.1)";
else audit(AUDIT_INST_VER_NOT_VULN, "Cisco ASA software", version);
security_report_cisco(
port : 0,
severity : SECURITY_WARNING,
version : version,
bug_id : cbi,
fix : fixed_ver
);
Vendor | Product | Version | CPE |
---|---|---|---|
cisco | adaptive_security_appliance_software | cpe:/a:cisco:adaptive_security_appliance_software |
5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:N/I:N/A:P
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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
0.974 High
EPSS
Percentile
99.9%