6.1 Medium
CVSS2
Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:A/AC:L/Au:N/C:N/I:N/A:C
6.5 Medium
CVSS3
Attack Vector
ADJACENT
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
0.001 Low
EPSS
Percentile
29.3%
According to its self-reported version, the Cisco NX-OS Software is affected by a denial of service vulnerability within the Cisco Discovery Protocol due to missing a check when processing protocol messages. An unauthenticated, adjacent attacker can exploit this to cause the device to reboot.
Please see the included Cisco BIDs and Cisco Security Advisory for more information
#TRUSTED 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
#TRUST-RSA-SHA256 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
#
# (C) Tenable Network Security, Inc.
#
include('compat.inc');
if (description)
{
script_id(133722);
script_version("1.18");
script_set_attribute(attribute:"plugin_modification_date", value:"2022/12/06");
script_cve_id("CVE-2020-3120");
script_xref(name:"CISCO-BUG-ID", value:"CSCvr14976");
script_xref(name:"CISCO-BUG-ID", value:"CSCvr15072");
script_xref(name:"CISCO-BUG-ID", value:"CSCvr15073");
script_xref(name:"CISCO-BUG-ID", value:"CSCvr15078");
script_xref(name:"CISCO-BUG-ID", value:"CSCvr15079");
script_xref(name:"CISCO-BUG-ID", value:"CSCvr15082");
script_xref(name:"CISCO-BUG-ID", value:"CSCvr15111");
script_xref(name:"CISCO-SA", value:"cisco-sa-20200205-fxnxos-iosxr-cdp-dos");
script_xref(name:"IAVA", value:"2020-A-0059");
script_xref(name:"CEA-ID", value:"CEA-2020-0016");
script_name(english:"Cisco NX-OS Software Cisco Discovery Protocol Denial of Service Vulnerability (cisco-sa-20200205-fxnxos-iosxr-cdp-dos)");
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 NX-OS Software is affected by a denial of service vulnerability
within the Cisco Discovery Protocol due to missing a check when processing protocol messages. An unauthenticated,
adjacent attacker can exploit this to cause the device to reboot.
Please see the included Cisco BIDs and Cisco Security Advisory for more information");
# https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20200205-fxnxos-iosxr-cdp-dos
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?3303b2ba");
script_set_attribute(attribute:"see_also", value:"https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvr14976");
script_set_attribute(attribute:"see_also", value:"https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvr15072");
script_set_attribute(attribute:"see_also", value:"https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvr15073");
script_set_attribute(attribute:"see_also", value:"https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvr15078");
script_set_attribute(attribute:"see_also", value:"https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvr15079");
script_set_attribute(attribute:"see_also", value:"https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvr15082");
script_set_attribute(attribute:"see_also", value:"https://bst.cloudapps.cisco.com/bugsearch/bug/CSCvr15111");
script_set_attribute(attribute:"solution", value:
"Upgrade to the relevant fixed version referenced in Cisco bug IDs CSCvr14976, CSCvr15072, CSCvr15073, CSCvr15078,
CSCvr15079, CSCvr15082, and CSCvr15111.");
script_set_cvss_base_vector("CVSS2#AV:A/AC:L/Au:N/C:N/I:N/A:C");
script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:A/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:"cvss_score_source", value:"CVE-2020-3120");
script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"vuln_publication_date", value:"2020/02/05");
script_set_attribute(attribute:"patch_publication_date", value:"2020/02/05");
script_set_attribute(attribute:"plugin_publication_date", value:"2020/02/14");
script_set_attribute(attribute:"plugin_type", value:"combined");
script_set_attribute(attribute:"cpe", value:"cpe:/o:cisco:nx-os");
script_set_attribute(attribute:"stig_severity", value:"I");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"CISCO");
script_copyright(english:"This script is Copyright (C) 2020-2022 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("cisco_nxos_version.nasl", "cisco_enum_smu.nasl");
script_require_keys("Host/Cisco/NX-OS/Version", "Host/Cisco/NX-OS/Model", "Host/Cisco/NX-OS/Device");
exit(0);
}
include('audit.inc');
include('cisco_workarounds.inc');
include('ccf.inc');
product_info = cisco::get_product_info(name:'Cisco NX-OS Software');
cbi = '';
if ('Nexus' >< product_info.device)
{
if (product_info.model =~ "^10[0-9][0-9]V")
cbi = 'CSCvr15078';
if (product_info.model =~ "^10[0-9][0-9]" && 'SV' >< toupper(product_info.model))
cbi = 'CSCvr15078';
if (product_info.model =~ "^3[0-9]{3}")
{
cbi = 'CSCvr14976';
smus['7.0(3)I7(5a)'] = 'CSCvr09175-n9k_ALL-1.0.0';
smus['7.0(3)I7(6)'] = 'CSCvr09175-n9k_ALL-1.0.0';
smus['7.0(3)I7(7)'] = 'CSCvr09175-n9k_ALL-1.0.0';
}
if (product_info.model =~ "^9[0-9]{3}")
{
cbi = 'CSCvr14976, CSCvr15072';
smus['7.0(3)I7(5a)'] = 'CSCvr09175-n9k_ALL-1.0.0';
smus['7.0(3)I7(6)'] = 'CSCvr09175-n9k_ALL-1.0.0';
smus['7.0(3)I7(7)'] = 'CSCvr09175-n9k_ALL-1.0.0';
}
if (product_info.model =~ "^(5[56]|60)[0-9][0-9]")
cbi = 'CSCvr15079';
if (product_info.model =~ "^70[0-9][0-9]")
{
cbi = 'CSCvr15073';
smus['8.4(1)'] = 'CSCvs27997';
}
}
else if ('UCS' >< product_info.device)
{
if (product_info.model =~ "^6[234][0-9][0-9]")
cbi = 'CSCvr15082, CSCvr15111';
}
else if ('MDS' >< product_info.device)
{
if (product_info.model =~ "^90[0-9][0-9]")
cbi = 'CSCvr15073';
}
if (empty_or_null(cbi)) audit(AUDIT_HOST_NOT, 'an affected model');
version_list=make_list(
'5.0(1a)',
'5.0(1b)',
'5.0(4)',
'5.0(4b)',
'5.0(4c)',
'5.0(4d)',
'5.0(7)',
'5.0(8)',
'5.0(8a)',
'5.2(1)',
'5.2(3a)',
'5.2(4)',
'5.2(5)',
'5.2(7)',
'5.2(9)',
'5.2(3)',
'5.2(9a)',
'5.2(2)',
'5.2(2a)',
'5.2(2d)',
'5.2(2s)',
'5.2(6)',
'5.2(6b)',
'5.2(8)',
'5.2(8a)',
'5.2(6a)',
'5.2(8b)',
'5.2(8c)',
'5.2(8d)',
'5.2(8e)',
'5.2(8f)',
'5.2(8g)',
'5.2(8h)',
'5.2(8i)',
'6.1(1)',
'6.1(2)',
'6.1(3)',
'6.1(4)',
'6.1(4a)',
'6.1(5)',
'6.1(5a)',
'4.2(1)SV1(4)',
'4.2(1)SV1(4a)',
'4.2(1)SV1(4b)',
'4.2(1)SV1(5.1)',
'4.2(1)SV1(5.1a)',
'4.2(1)SV1(5.2)',
'4.2(1)SV1(5.2b)',
'4.2(1)SV2(1.1)',
'4.2(1)SV2(1.1a)',
'4.2(1)SV2(2.1)',
'4.2(1)SV2(2.1a)',
'4.2(1)SV2(2.2)',
'4.2(1)SV2(2.3)',
'5.0(2)N1(1)',
'5.0(2)N2(1)',
'5.0(2)N2(1a)',
'5.0(3)A1(1)',
'5.0(3)A1(2)',
'5.0(3)A1(2a)',
'5.0(3)N1(1c)',
'5.0(3)N1(1)',
'5.0(3)N1(1a)',
'5.0(3)N1(1b)',
'5.0(3)N2(1)',
'5.0(3)N2(2)',
'5.0(3)N2(2a)',
'5.0(3)N2(2b)',
'5.0(3)U1(1)',
'5.0(3)U1(1a)',
'5.0(3)U1(1b)',
'5.0(3)U1(1d)',
'5.0(3)U1(2)',
'5.0(3)U1(2a)',
'5.0(3)U1(1c)',
'5.0(3)U2(1)',
'5.0(3)U2(2)',
'5.0(3)U2(2a)',
'5.0(3)U2(2b)',
'5.0(3)U2(2c)',
'5.0(3)U2(2d)',
'5.0(3)U3(1)',
'5.0(3)U3(2)',
'5.0(3)U3(2a)',
'5.0(3)U3(2b)',
'5.0(3)U4(1)',
'5.0(3)U5(1)',
'5.0(3)U5(1a)',
'5.0(3)U5(1b)',
'5.0(3)U5(1c)',
'5.0(3)U5(1d)',
'5.0(3)U5(1e)',
'5.0(3)U5(1f)',
'5.0(3)U5(1g)',
'5.0(3)U5(1h)',
'5.0(3)U5(1i)',
'5.0(3)U5(1j)',
'5.1(3)N1(1)',
'5.1(3)N1(1a)',
'5.1(3)N2(1)',
'5.1(3)N2(1a)',
'5.1(3)N2(1b)',
'5.1(3)N2(1c)',
'5.2(1)N1(1)',
'5.2(1)N1(1a)',
'5.2(1)N1(1b)',
'5.2(1)N1(2)',
'5.2(1)N1(2a)',
'5.2(1)N1(3)',
'5.2(1)N1(4)',
'5.2(1)N1(5)',
'5.2(1)N1(6)',
'5.2(1)N1(7)',
'5.2(1)N1(8a)',
'5.2(1)N1(8)',
'5.2(1)N1(8b)',
'5.2(1)N1(9)',
'5.2(1)N1(9a)',
'5.2(1)N1(9b)',
'5.2(1)SM1(5.1)',
'5.2(1)SM1(5.2)',
'5.2(1)SM1(5.2a)',
'5.2(1)SM1(5.2b)',
'5.2(1)SM1(5.2c)',
'5.2(1)SM3(1.1)',
'5.2(1)SM3(1.1a)',
'5.2(1)SM3(1.1b)',
'5.2(1)SM3(1.1c)',
'5.2(1)SM3(2.1)',
'5.2(1)SV3(1.4)',
'5.2(1)SV3(1.1)',
'5.2(1)SV3(1.3)',
'5.2(1)SV3(1.5a)',
'5.2(1)SV3(1.5b)',
'5.2(1)SV3(1.6)',
'5.2(1)SV3(1.10)',
'5.2(1)SV3(1.15)',
'5.2(1)SV3(2.1)',
'5.2(1)SV3(2.5)',
'5.2(1)SV3(2.8)',
'5.2(1)SV3(3.1)',
'5.2(1)SV3(1.2)',
'5.2(1)SV3(1.4b)',
'5.2(1)SV3(3.15)',
'5.2(1)SV3(4.1)',
'5.2(1)SV3(4.1a)',
'6.0(2)A1(1)',
'6.0(2)A1(1a)',
'6.0(2)A1(1b)',
'6.0(2)A1(1c)',
'6.0(2)A1(1d)',
'6.0(2)A1(1e)',
'6.0(2)A1(1f)',
'6.0(2)A1(2d)',
'6.0(2)A3(1)',
'6.0(2)A3(2)',
'6.0(2)A3(4)',
'6.0(2)A4(1)',
'6.0(2)A4(2)',
'6.0(2)A4(3)',
'6.0(2)A4(4)',
'6.0(2)A4(5)',
'6.0(2)A4(6)',
'6.0(2)A6(1)',
'6.0(2)A6(1a)',
'6.0(2)A6(2)',
'6.0(2)A6(2a)',
'6.0(2)A6(3)',
'6.0(2)A6(3a)',
'6.0(2)A6(4)',
'6.0(2)A6(4a)',
'6.0(2)A6(5)',
'6.0(2)A6(5a)',
'6.0(2)A6(5b)',
'6.0(2)A6(6)',
'6.0(2)A6(7)',
'6.0(2)A6(8)',
'6.0(2)A7(1)',
'6.0(2)A7(1a)',
'6.0(2)A7(2)',
'6.0(2)A7(2a)',
'6.0(2)A8(1)',
'6.0(2)A8(2)',
'6.0(2)A8(3)',
'6.0(2)A8(4)',
'6.0(2)A8(4a)',
'6.0(2)A8(5)',
'6.0(2)A8(6)',
'6.0(2)A8(7)',
'6.0(2)A8(7a)',
'6.0(2)A8(7b)',
'6.0(2)A8(8)',
'6.0(2)A8(9)',
'6.0(2)A8(10a)',
'6.0(2)A8(10)',
'6.0(2)A8(11)',
'6.0(2)A8(11a)',
'6.0(2)A8(11b)',
'6.0(2)N1(1)',
'6.0(2)N1(2)',
'6.0(2)N1(2a)',
'6.0(2)N1(1a)',
'6.0(2)N2(1)',
'6.0(2)N2(1b)',
'6.0(2)N2(2)',
'6.0(2)N2(3)',
'6.0(2)N2(4)',
'6.0(2)N2(5)',
'6.0(2)N2(5a)',
'6.0(2)N2(6)',
'6.0(2)N2(7)',
'6.0(2)N2(5b)',
'6.0(2)U1(1)',
'6.0(2)U1(2)',
'6.0(2)U1(1a)',
'6.0(2)U1(3)',
'6.0(2)U1(4)',
'6.0(2)U2(1)',
'6.0(2)U2(2)',
'6.0(2)U2(3)',
'6.0(2)U2(4)',
'6.0(2)U2(5)',
'6.0(2)U2(6)',
'6.0(2)U3(1)',
'6.0(2)U3(2)',
'6.0(2)U3(3)',
'6.0(2)U3(4)',
'6.0(2)U3(5)',
'6.0(2)U3(6)',
'6.0(2)U3(7)',
'6.0(2)U3(8)',
'6.0(2)U3(9)',
'6.0(2)U4(1)',
'6.0(2)U4(2)',
'6.0(2)U4(3)',
'6.0(2)U4(4)',
'6.0(2)U5(1)',
'6.0(2)U5(2)',
'6.0(2)U5(3)',
'6.0(2)U5(4)',
'6.0(2)U6(1)',
'6.0(2)U6(2)',
'6.0(2)U6(3)',
'6.0(2)U6(4)',
'6.0(2)U6(5)',
'6.0(2)U6(6)',
'6.0(2)U6(7)',
'6.0(2)U6(8)',
'6.0(2)U6(1a)',
'6.0(2)U6(2a)',
'6.0(2)U6(3a)',
'6.0(2)U6(4a)',
'6.0(2)U6(5a)',
'6.0(2)U6(5b)',
'6.0(2)U6(5c)',
'6.0(2)U6(9)',
'6.0(2)U6(10)',
'6.1(2)I1(3)',
'6.1(2)I1(2)',
'6.1(2)I2(1)',
'6.1(2)I2(2)',
'6.1(2)I2(2a)',
'6.1(2)I2(3)',
'6.1(2)I2(2b)',
'6.1(2)I3(1)',
'6.1(2)I3(2)',
'6.1(2)I3(3)',
'6.1(2)I3(4)',
'6.1(2)I3(3a)',
'6.1(2)I3(4a)',
'6.1(2)I3(4b)',
'6.1(2)I3(4c)',
'6.1(2)I3(4d)',
'6.1(2)I3(4e)',
'6.1(2)I3(5)',
'6.1(2)I3(5a)',
'6.1(2)I3(5b)',
'6.2(2)',
'6.2(2a)',
'6.2(6)',
'6.2(6b)',
'6.2(8)',
'6.2(8a)',
'6.2(8b)',
'6.2(10)',
'6.2(12)',
'6.2(18)',
'6.2(16)',
'6.2(14b)',
'6.2(14)',
'6.2(14a)',
'6.2(6a)',
'6.2(20)',
'6.2(1)',
'6.2(3)',
'6.2(5)',
'6.2(5a)',
'6.2(5b)',
'6.2(7)',
'6.2(9)',
'6.2(9a)',
'6.2(9b)',
'6.2(9c)',
'6.2(11)',
'6.2(11b)',
'6.2(11c)',
'6.2(11d)',
'6.2(11e)',
'6.2(13)',
'6.2(13a)',
'6.2(13b)',
'6.2(15)',
'6.2(17)',
'6.2(19)',
'6.2(21)',
'6.2(23)',
'6.2(20a)',
'6.2(25)',
'6.2(17a)',
'6.2(22)',
'6.2(27)',
'7.0(0)N1(1)',
'7.0(1)N1(1)',
'7.0(2)N1(1)',
'7.0(3)F1(1)',
'7.0(3)F2(1)',
'7.0(3)F2(2)',
'7.0(3)F3(1)',
'7.0(3)F3(2)',
'7.0(3)F3(3)',
'7.0(3)F3(3a)',
'7.0(3)F3(4)',
'7.0(3)F3(3c)',
'7.0(3)F3(5)',
'7.0(3)I1(1)',
'7.0(3)I1(1a)',
'7.0(3)I1(1b)',
'7.0(3)I1(2)',
'7.0(3)I1(3)',
'7.0(3)I1(3a)',
'7.0(3)I1(3b)',
'7.0(3)I1(1z)',
'7.0(3)I2(2a)',
'7.0(3)I2(2b)',
'7.0(3)I2(2c)',
'7.0(3)I2(2d)',
'7.0(3)I2(2e)',
'7.0(3)I2(3)',
'7.0(3)I2(4)',
'7.0(3)I2(5)',
'7.0(3)I2(1)',
'7.0(3)I2(1a)',
'7.0(3)I2(2)',
'7.0(3)I2(2r)',
'7.0(3)I2(2s)',
'7.0(3)I2(2v)',
'7.0(3)I2(2w)',
'7.0(3)I2(2x)',
'7.0(3)I2(2y)',
'7.0(3)I3(1)',
'7.0(3)I4(1)',
'7.0(3)I4(2)',
'7.0(3)I4(3)',
'7.0(3)I4(4)',
'7.0(3)I4(5)',
'7.0(3)I4(6)',
'7.0(3)I4(7)',
'7.0(3)I4(8)',
'7.0(3)I4(8a)',
'7.0(3)I4(8b)',
'7.0(3)I4(8z)',
'7.0(3)I4(1t)',
'7.0(3)I4(6t)',
'7.0(3)I4(9)',
'7.0(3)I5(1)',
'7.0(3)I5(2)',
'7.0(3)I5(3)',
'7.0(3)I5(3a)',
'7.0(3)I5(3b)',
'7.0(3)I6(1)',
'7.0(3)I6(2)',
'7.0(3)I7(1)',
'7.0(3)I7(2)',
'7.0(3)I7(3)',
'7.0(3)I7(4)',
'7.0(3)I7(5)',
'7.0(3)I7(5a)',
'7.0(3)I7(3z)',
'7.0(3)I7(6)',
'7.0(3)I7(6z)',
'7.0(3)I7(7)',
'7.0(3)IX1(2)',
'7.0(3)IX1(2a)',
'7.0(3)N1(1)',
'7.0(4)N1(1)',
'7.0(4)N1(1a)',
'7.0(5)N1(1)',
'7.0(5)N1(1a)',
'7.0(6)N1(1)',
'7.0(6)N1(4s)',
'7.0(6)N1(3s)',
'7.0(6)N1(2s)',
'7.0(7)N1(1)',
'7.0(7)N1(1b)',
'7.0(7)N1(1a)',
'7.0(8)N1(1)',
'7.0(8)N1(1a)',
'7.1(0)N1(1a)',
'7.1(0)N1(1b)',
'7.1(0)N1(1)',
'7.1(1)N1(1)',
'7.1(1)N1(1a)',
'7.1(2)N1(1)',
'7.1(2)N1(1a)',
'7.1(3)N1(1)',
'7.1(3)N1(2)',
'7.1(3)N1(5)',
'7.1(3)N1(4)',
'7.1(3)N1(3)',
'7.1(3)N1(2a)',
'7.1(4)N1(1)',
'7.1(4)N1(1d)',
'7.1(4)N1(1c)',
'7.1(4)N1(1a)',
'7.1(5)N1(1)',
'7.1(5)N1(1b)',
'7.2(0)D1(1)',
'7.2(0)N1(1)',
'7.2(1)D1(1)',
'7.2(1)N1(1)',
'7.2(2)D1(2)',
'7.2(2)D1(1)',
'7.2(2)D1(3)',
'7.2(2)D1(4)',
'7.3(0)D1(1)',
'7.3(0)DX(1)',
'7.3(0)DY(1)',
'7.3(0)N1(1)',
'7.3(0)N1(1b)',
'7.3(0)N1(1a)',
'7.3(1)D1(1)',
'7.3(1)DY(1)',
'7.3(1)N1(1)',
'7.3(2)D1(1)',
'7.3(2)D1(2)',
'7.3(2)D1(3)',
'7.3(2)D1(3a)',
'7.3(2)D1(1d)',
'7.3(2)N1(1)',
'7.3(2)N1(1b)',
'7.3(2)N1(1c)',
'7.3(3)N1(1)',
'8.0(1)',
'8.1(1)',
'8.1(2)',
'8.1(2a)',
'8.1(1a)',
'8.1(1b)',
'8.2(1)',
'8.2(2)',
'8.2(3)',
'8.2(4)',
'8.3(1)',
'8.3(2)',
'9.2(1)',
'9.2(2)',
'9.2(2t)',
'9.2(3)',
'9.2(3y)',
'9.2(4)',
'9.2(2v)',
'7.3(4)N1(1)',
'7.3(4)N1(1a)',
'7.3(3)D1(1)',
'7.0(3)IA7(1)',
'7.0(3)IA7(2)',
'7.0(3)IC4(4)',
'7.0(3)IM3(1)',
'7.0(3)IM3(2)',
'7.0(3)IM3(2a)',
'7.0(3)IM3(2b)',
'7.0(3)IM3(3)',
'7.0(3)IM7(2)',
'7.3(4)D1(1)',
'7.3(5)N1(1)',
'5.2(1)SK3(1.1)',
'5.2(1)SK3(2.1)',
'5.2(1)SK3(2.2)',
'5.2(1)SK3(2.2b)',
'5.2(1)SK3(2.1a)',
'5.2(1)SV5(1.1)',
'5.2(1)SV5(1.2)',
'8.4(1)',
'9.3(1)',
'9.3(1z)'
);
workarounds = make_list(CISCO_WORKAROUNDS['nxos_cdp']);
workaround_params = make_list();
reporting = make_array(
'port' , 0,
'severity' , SECURITY_WARNING,
'version' , product_info.version,
'bug_id' , cbi
);
cisco::check_and_report(
product_info:product_info,
workarounds:workarounds,
workaround_params:workaround_params,
reporting:reporting,
vuln_versions:version_list,
switch_only:TRUE,
smus:smus
);
cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-3120
www.nessus.org/u?3303b2ba
bst.cloudapps.cisco.com/bugsearch/bug/CSCvr14976
bst.cloudapps.cisco.com/bugsearch/bug/CSCvr15072
bst.cloudapps.cisco.com/bugsearch/bug/CSCvr15073
bst.cloudapps.cisco.com/bugsearch/bug/CSCvr15078
bst.cloudapps.cisco.com/bugsearch/bug/CSCvr15079
bst.cloudapps.cisco.com/bugsearch/bug/CSCvr15082
bst.cloudapps.cisco.com/bugsearch/bug/CSCvr15111
6.1 Medium
CVSS2
Attack Vector
ADJACENT_NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
AV:A/AC:L/Au:N/C:N/I:N/A:C
6.5 Medium
CVSS3
Attack Vector
ADJACENT
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
0.001 Low
EPSS
Percentile
29.3%