CVE-2021-32968

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.

CVSS v3.0 7.5 HIGH
CVSS v2.0 5.0 MEDIUM

7.5^/10

CVSS v3.0 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://www.moxa.com/en/support/product-support/security-advisory/nport-iaw5000a-io-serial-device-server-vulnerabilities	Third Party Advisory
https://www.cisa.gov/uscert/ics/advisories/icsa-21-187-01	Mitigation Third Party Advisory US Government Resource

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Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:moxa:nport_iaw5150a-6i\/o_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:moxa:nport_iaw5150a-6i\/o:-:*:*:*:*:*:*:*

Configuration 2 (hide)

AND

cpe:2.3:o:moxa:nport_iaw5150a-12i\/o_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:moxa:nport_iaw5150a-12i\/o:-:*:*:*:*:*:*:*

Configuration 3 (hide)

AND

cpe:2.3:o:moxa:nport_iaw5250a-6i\/o_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:moxa:nport_iaw5250a-6i\/o:-:*:*:*:*:*:*:*

Configuration 4 (hide)

AND

cpe:2.3:o:moxa:nport_iaw5250a-12i\/o_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:moxa:nport_iaw5250a-12i\/o:-:*:*:*:*:*:*:*

Information

Published : 2022-04-01 16:15

Updated : 2022-04-11 12:39

NVD link : CVE-2021-32968

Mitre link : CVE-2021-32968

JSON object : View

CWE

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

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Products Affected

moxa

nport_iaw5250a-6i\/o
nport_iaw5150a-6i\/o_firmware
nport_iaw5250a-12i\/o
nport_iaw5250a-12i\/o_firmware
nport_iaw5250a-6i\/o_firmware
nport_iaw5150a-12i\/o_firmware
nport_iaw5150a-12i\/o
nport_iaw5150a-6i\/o

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