Buffer overflow in Nec Clusterpro_x
CVE-2021-20704
Buffer overflow vulnerability in the compatible API with previous versions CLUSTERPRO X 4.3 for Windows and earlier, EXPRESSCLUSTER X 4.3 for Windows and earlier, CLUSTERPRO X 4.3 SingleServerSafe for Windows and earlier, EXPRESSCLUSTER X…
Vulnerability class: Buffer Overflow
EPSS: 0.021 (79.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Nec Clusterpro_x
- Nec Clusterpro_x_singleserversafe
- Nec Expresscluster_x
- Nec Expresscluster_x_singleserversafe
- Nec Corporation Clusterpro X — versions CLUSTERPRO X 4.3 for Windows and earlier, EXPRESSCLUSTER X 4.3 for Windows and earlier, CLUSTERPRO X 4.3 SingleServerSafe for Windows and earlier, EXPRESSCLUSTER X 4.3 SingleServerSafe for Windows and earlier
Weakness classification (CWE)
References
- psirt-info@cyber.jp.nec.com (x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-20704?
- CVE-2021-20704 is a critical-severity vulnerability in Nec Clusterpro_x, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2021-11-03.
- How severe is CVE-2021-20704?
- Critical severity. CVSS v3 base score is 9.8 out of 10.