CVE-2021-20703: Buffer Overflow
First published: Tue Nov 02 2021(Updated: )
Buffer overflow vulnerability in the Transaction Server 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 allows attacker to remote code execution via a network.
Credit: vultures@jpcert.or.jp
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Nec Clusterpro X | >=1.0<=4.3 | |
| Nec Clusterpro X Singleserversafe | >=1.0<=4.3 | |
| Nec Expresscluster X | >=1.0<=4.3 | |
| Nec Expresscluster X Singleserversafe | >=1.0<=4.3 |
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Reference Links
Frequently Asked Questions
What is the vulnerability ID for this buffer overflow vulnerability?
The vulnerability ID is CVE-2021-20703.
What is the severity of CVE-2021-20703?
The severity of CVE-2021-20703 is critical with a CVSS score of 9.8.
Which software products are affected by CVE-2021-20703?
The software products affected by CVE-2021-20703 are NEC Clusterpro X, NEC Clusterpro X Singleserversafe, NEC Expresscluster X, and NEC Expresscluster X Singleserversafe.
How can an attacker exploit CVE-2021-20703?
An attacker can exploit CVE-2021-20703 to achieve remote code execution.
Where can I find more information about CVE-2021-20703?
You can find more information about CVE-2021-20703 at https://jpn.nec.com/security-info/secinfo/nv21-015_en.html.
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- agent/author
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- agent/references
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- agent/weakness
- agent/softwarecombine
- agent/description
- agent/event
- agent/last-modified-date
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- agent/tags
- collector/mitre-cve
- source/MITRE
- vendor/nec
- canonical/nec clusterpro x
- version/nec clusterpro x/1.0
- version/nec clusterpro x/4.3
- canonical/nec clusterpro x singleserversafe
- version/nec clusterpro x singleserversafe/1.0
- version/nec clusterpro x singleserversafe/4.3
- canonical/nec expresscluster x
- version/nec expresscluster x/1.0
- version/nec expresscluster x/4.3
- canonical/nec expresscluster x singleserversafe
- version/nec expresscluster x singleserversafe/1.0
- version/nec expresscluster x singleserversafe/4.3