CVE-2021-32968

CVSS V2 Medium 5 CVSS V3 High 7.5
Description
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.
Overview
  • CVE ID
  • CVE-2021-32968
  • Assigner
  • ics-cert@hq.dhs.gov
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2022-04-01T23:15:09
  • Last Modified Date
  • 2022-04-11T19:39:54
Weakness Enumerations
CWE URL
CWE-120 http://cwe.mitre.org/data/definitions/120.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:moxa:nport_iaw5150a-6i\/o_firmware:*:*:*:*:*:*:*:* 1 OR 2.2
cpe:2.3:h:moxa:nport_iaw5150a-6i\/o:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:nport_iaw5150a-12i\/o_firmware:*:*:*:*:*:*:*:* 1 OR 2.2
cpe:2.3:h:moxa:nport_iaw5150a-12i\/o:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:nport_iaw5250a-6i\/o_firmware:*:*:*:*:*:*:*:* 1 OR 2.2
cpe:2.3:h:moxa:nport_iaw5250a-6i\/o:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:moxa:nport_iaw5250a-12i\/o_firmware:*:*:*:*:*:*:*:* 1 OR 2.2
cpe:2.3:h:moxa:nport_iaw5250a-12i\/o:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:N/I:N/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 5
  • Severity
  • MEDIUM
  • Exploitability Score
  • 10
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 7.5
  • Base Severity
  • HIGH
  • Exploitability Score
  • 3.9
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://www.moxa.com/en/support/product-support/security-advisory/nport-iaw5000a-io-serial-device-server-vulnerabilities
https://www.cisa.gov/uscert/ics/advisories/icsa-21-187-01
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-32968
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-32968
History
Created Old Value New Value Data Type Notes
2022-04-04 00:38:51 Added to TrackCVE
2022-12-06 13:58:37 2022-04-01T23:15Z 2022-04-01T23:15:09 CVE Published Date updated
2022-12-06 13:58:37 2022-04-11T19:39:54 CVE Modified Date updated
2022-12-06 13:58:37 Analyzed Vulnerability Status updated