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[email protected]CVE-2020-12523

HistoryDec 17, 2020 - 11:15 p.m.

CVE-2020-12523

2020-12-1723:15:13

CWE-909

[email protected]

web.nvd.nist.gov

cve-2020-12523

phoenix contact

mguard devices

security vulnerability

lan ports

device configuration

resource initialization

6.4 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:N/A:P

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

9.1 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

60.7%

JSON

On Phoenix Contact mGuard Devices versions before 8.8.3 LAN ports get functional after reboot even if they are disabled in the device configuration. For mGuard devices with integrated switch on the LAN side, single switch ports can be disabled by device configuration. After a reboot these ports get functional independent from their configuration setting: Missing Initialization of Resource

Affected configurations

NVD

Node

phoenixcontacttc_mguard_rs4000_4g_vzw_vpn_firmwareRange<8.8.3

AND

phoenixcontacttc_mguard_rs4000_4g_vzw_vpnMatch-

Node

phoenixcontacttc_mguard_rs4000_4g_att_vpn_firmwareRange<8.8.3

AND

phoenixcontacttc_mguard_rs4000_4g_att_vpnMatch-

Node

phoenixcontactfl_mguard_rs4004_tx\/dtx_firmwareRange<8.8.3

AND

phoenixcontactfl_mguard_rs4004_tx\/dtxMatch-

Node

phoenixcontactfl_mguard_rs4004_tx\/dtx_vpn_firmwareRange<8.8.3

AND

phoenixcontactfl_mguard_rs4004_tx\/dtx_vpnMatch-

Node

phoenixcontacttc_mguard_rs4000_3g_vpn_firmwareMatch-

AND

phoenixcontacttc_mguard_rs4000_3g_vpnMatch-

Node

phoenixcontacttc_mguard_rs4000_4g_vpn_firmwareRange<8.8.3

AND

phoenixcontacttc_mguard_rs4000_4g_vpnMatch-

Node

phoenixcontactinnominate_mguard_rs4000_4tx\/tx_firmwareRange<8.8.3

AND

phoenixcontactinnominate_mguard_rs4000_4tx\/txMatch-

Node

phoenixcontactinnominate_mguard_rs4000_4tx\/tx_vpn_firmwareRange<8.8.3

AND

phoenixcontactinnominate_mguard_rs4000_4tx\/tx_vpnMatch-

Node

phoenixcontactinnominate_mguard_rs4000_4tx\/3g\/tx_vpn_firmwareRange<8.8.3

AND

phoenixcontactinnominate_mguard_rs4000_4tx\/3g\/tx_vpnMatch-

CPENameOperatorVersion
phoenixcontact:tc_mguard_rs4000_4g_vzw_vpn_firmwarephoenixcontact tc mguard rs4000 4g vzw vpn firmwarelt8.8.3

CPE	Name	Operator	Version
phoenixcontact:tc_mguard_rs4000_4g_vzw_vpn_firmware	phoenixcontact tc mguard rs4000 4g vzw vpn firmware	lt	8.8.3

CNA Affected

[
  {
    "product": "TC MGUARD RS4000 4G VZW VPN (1010461)",
    "vendor": "Phoenix Contact",
    "versions": [
      {
        "lessThan": "8.8.3",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  },
  {
    "product": "TC MGUARD RS4000 4G ATT VPN (1010463)",
    "vendor": "Phoenix Contact",
    "versions": [
      {
        "lessThan": "8.8.3",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  },
  {
    "product": "FL MGUARD RS4004 TX/DTX (2701876)",
    "vendor": "Phoenix Contact",
    "versions": [
      {
        "lessThan": "8.8.3",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  },
  {
    "product": "FL MGUARD RS4004 TX/DTX VPN (2701877)",
    "vendor": "Phoenix Contact",
    "versions": [
      {
        "lessThan": "8.8.3",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  },
  {
    "product": "TC MGUARD RS4000 3G VPN (2903440)",
    "vendor": "Phoenix Contact",
    "versions": [
      {
        "lessThan": "8.8.3",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  },
  {
    "product": "TC MGUARD RS4000 4G VPN (2903586)",
    "vendor": "Phoenix Contact",
    "versions": [
      {
        "lessThan": "8.8.3",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  },
  {
    "product": "Innominate mGuard rs4000 4TX/TX",
    "vendor": "Innominate",
    "versions": [
      {
        "lessThan": "8.8.3",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  },
  {
    "product": "Innominate mGuard rs4000 4TX/TX VPN",
    "vendor": "Innominate",
    "versions": [
      {
        "lessThan": "8.8.3",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  },
  {
    "product": "Innominate mGuard rs4000 4TX/3G/TX VPN",
    "vendor": "Innominate",
    "versions": [
      {
        "lessThan": "8.8.3",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]

References

cert.vde.com/en-us/advisories/vde-2020-046

6.4 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:P/I:N/A:P

9.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H

9.1 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

60.7%

JSON

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