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[email protected]CVE-2021-32968

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

CVE-2021-32968

2022-04-0123:15:09

CWE-120

[email protected]

web.nvd.nist.gov

cve

2021

32968

buffer overflows

moxa

nport

iaw5000a

i/o series

firmware

denial of service

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

7.5 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

56.5%

JSON

Two buffer overflows in the built-in web server in Moxa NPort IAW5000A-I/O Series firmware version 2.2 or earlier may allow a remote attacker to cause a denial-of-service condition.

Affected configurations

NVD

Node

moxanport_iaw5150a-6i\/oMatch-

AND

moxanport_iaw5150a-6i\/o_firmwareRange≤2.2

Node

moxanport_iaw5150a-12i\/oMatch-

AND

moxanport_iaw5150a-12i\/o_firmwareRange≤2.2

Node

moxanport_iaw5250a-6i\/oMatch-

AND

moxanport_iaw5250a-6i\/o_firmwareRange≤2.2

Node

moxanport_iaw5250a-12i\/oMatch-

AND

moxanport_iaw5250a-12i\/o_firmwareRange≤2.2

CPENameOperatorVersion
moxa:nport_iaw5150a-6i\/o_firmwaremoxa nport iaw5150a-6i/o firmwarele2.2

CPE	Name	Operator	Version
moxa:nport_iaw5150a-6i\/o_firmware	moxa nport iaw5150a-6i/o firmware	le	2.2

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

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

7.5 High

AI Score

Confidence

High

0.002 Low

EPSS

Percentile

56.5%

JSON

Related for CVE-2021-32968

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