Buffer overflow in Moxa Nport Iaw5000a-I/o Series Firmware
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.
Vulnerability class: Buffer Overflow
EPSS: 0.016 (73.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Moxa Nport Iaw5000a-i/o Series Firmware — versions unspecified
- Moxa Nport_iaw5150a-12i\/o
- Moxa Nport_iaw5150a-12i\/o_firmware
- Moxa Nport_iaw5150a-6i\/o
- Moxa Nport_iaw5150a-6i\/o_firmware
- Moxa Nport_iaw5250a-12i\/o
- Moxa Nport_iaw5250a-12i\/o_firmware
- Moxa Nport_iaw5250a-6i\/o
- Moxa Nport_iaw5250a-6i\/o_firmware
Weakness classification (CWE)
References
- ics-cert@hq.dhs.gov (x_refsource_CONFIRM, US Government Resource, Third Party Advisory, Mitigation)
- ics-cert@hq.dhs.gov (x_refsource_CONFIRM, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-32968?
- CVE-2021-32968 is a high-severity vulnerability in Moxa Nport Iaw5000a-I/o Series Firmware, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 7.5/10. Published 2022-04-01.
- How severe is CVE-2021-32968?
- High severity. CVSS v3 base score is 7.5 out of 10.