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IcscertCVE-2021-32970

HistoryApr 01, 2022 - 11:15 p.m.

CVE-2021-32970

2022-04-0123:15:09

CWE-20

icscert

web.nvd.nist.gov

cve-2021-32970

moxa

nport

iaw5000a-i/o

firmware

web server

denial-of-service

CVSS2

7.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

CVSS3

7.5

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

AI Score

7.4

Confidence

High

EPSS

0.002

Percentile

53.0%

JSON

Data can be copied without validation in the built-in web server in Moxa NPort IAW5000A-I/O series firmware version 2.2 or earlier, which may allow a remote attacker to cause denial-of-service conditions.

Affected configurations

Nvd

Node

moxanport_iaw5150a-6i\/o_firmwareRange≤2.2

AND

moxanport_iaw5150a-6i\/oMatch-

Node

moxanport_iaw5150a-12i\/o_firmwareRange≤2.2

AND

moxanport_iaw5150a-12i\/oMatch-

Node

moxanport_iaw5250a-6i\/o_firmwareRange≤2.2

AND

moxanport_iaw5250a-6i\/oMatch-

Node

moxanport_iaw5250a-12i\/o_firmwareRange≤2.2

AND

moxanport_iaw5250a-12i\/oMatch-

VendorProductVersionCPE
moxanport_iaw5150a-6i\/o_firmware*cpe:2.3:o:moxa:nport_iaw5150a-6i\/o_firmware:*:*:*:*:*:*:*:*
moxanport_iaw5150a-6i\/o-cpe:2.3:h:moxa:nport_iaw5150a-6i\/o:-:*:*:*:*:*:*:*
moxanport_iaw5150a-12i\/o_firmware*cpe:2.3:o:moxa:nport_iaw5150a-12i\/o_firmware:*:*:*:*:*:*:*:*
moxanport_iaw5150a-12i\/o-cpe:2.3:h:moxa:nport_iaw5150a-12i\/o:-:*:*:*:*:*:*:*
moxanport_iaw5250a-6i\/o_firmware*cpe:2.3:o:moxa:nport_iaw5250a-6i\/o_firmware:*:*:*:*:*:*:*:*
moxanport_iaw5250a-6i\/o-cpe:2.3:h:moxa:nport_iaw5250a-6i\/o:-:*:*:*:*:*:*:*
moxanport_iaw5250a-12i\/o_firmware*cpe:2.3:o:moxa:nport_iaw5250a-12i\/o_firmware:*:*:*:*:*:*:*:*
moxanport_iaw5250a-12i\/o-cpe:2.3:h:moxa:nport_iaw5250a-12i\/o:-:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
moxa	nport_iaw5150a-6i\/o_firmware	*	cpe:2.3:o:moxa:nport_iaw5150a-6i\/o_firmware::::::::
moxa	nport_iaw5150a-6i\/o	-	cpe:2.3:h:moxa:nport_iaw5150a-6i\/o:-:::::::*
moxa	nport_iaw5150a-12i\/o_firmware	*	cpe:2.3:o:moxa:nport_iaw5150a-12i\/o_firmware::::::::
moxa	nport_iaw5150a-12i\/o	-	cpe:2.3:h:moxa:nport_iaw5150a-12i\/o:-:::::::*
moxa	nport_iaw5250a-6i\/o_firmware	*	cpe:2.3:o:moxa:nport_iaw5250a-6i\/o_firmware::::::::
moxa	nport_iaw5250a-6i\/o	-	cpe:2.3:h:moxa:nport_iaw5250a-6i\/o:-:::::::*
moxa	nport_iaw5250a-12i\/o_firmware	*	cpe:2.3:o:moxa:nport_iaw5250a-12i\/o_firmware::::::::
moxa	nport_iaw5250a-12i\/o	-	cpe:2.3:h:moxa:nport_iaw5250a-12i\/o:-:::::::*

CNA Affected

[
  {
    "product": "NPort IAW5000A-I/O series firmware",
    "vendor": "Moxa",
    "versions": [
      {
        "lessThanOrEqual": "2.2",
        "status": "affected",
        "version": "unspecified",
        "versionType": "custom"
      }
    ]
  }
]

References

www.cisa.gov/uscert/ics/advisories/icsa-21-187-01

www.moxa.com/en/support/product-support/security-advisory/nport-iaw5000a-io-serial-device-server-vulnerabilities

CVSS2

7.8

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

COMPLETE

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

CVSS3

7.5

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

AI Score

7.4

Confidence

High

EPSS

0.002

Percentile

53.0%

JSON

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