Vulnerability in Moxa Mgate_mb3180
CVE-2021-33823
An issue was discovered on MOXA Mgate MB3180 Version 2.1 Build 18113012. Attacker could send a huge amount of TCP SYN packet to make web service's resource exhausted. Then the web server is denial-of-service.
EPSS: 0.015 (71.5th 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 Mgate_mb3180
- Moxa Mgate_mb3180_firmware — versions 2.1
- N/a — versions n/a
Public proof-of-concept exploits
References
- cve@mitre.org (Product, x_refsource_MISC, Vendor Advisory)
- cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-33823?
- CVE-2021-33823 is a high-severity vulnerability in Moxa Mgate_mb3180. CVSS score: 7.5/10. Published 2021-06-18.
- How severe is CVE-2021-33823?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2021-33823 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.