CVE-2021-20707: Input Validation

Published Nov 2, 2021
·
Updated

Improper input validation 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 read files upload via network..

Affected Software

4 affected components
NEC Clusterpro X Windows>=1.0<=4.3
NEC Clusterpro X Singleserversafe Windows>=1.0<=4.3
NEC Expresscluster X Windows>=1.0<=4.3
NEC Expresscluster X Singleserversafe Windows>=1.0<=4.3

Event History

Nov 2, 2021
CVE Published
via MITRE·11:30 PM
Data Sourced
via MITRE·11:30 PM
DescriptionWeakness
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Frequently Asked Questions

1

What is CVE-2021-20707?

CVE-2021-20707 is an improper input validation vulnerability in NEC Transaction Server CLUSTERPRO X 4.3 for Windows and earlier, NEC EXPRESSCLUSTER X 4.3 for Windows and earlier, NEC CLUSTERPRO X 4.3 SingleServerSafe for Windows and earlier, and NEC EXPRESSCLUSTER X 4.3 SingleServerSafe for Windows and earlier.

2

What is the severity of CVE-2021-20707?

The severity of CVE-2021-20707 is high, with a CVSS score of 7.5.

3

How does CVE-2021-20707 affect NEC software?

CVE-2021-20707 affects NEC Transaction Server CLUSTERPRO X 4.3 for Windows and earlier, NEC EXPRESSCLUSTER X 4.3 for Windows and earlier, NEC CLUSTERPRO X 4.3 SingleServerSafe for Windows and earlier, and NEC EXPRESSCLUSTER X 4.3 SingleServerSafe for Windows and earlier.

4

What is the CWE classification of CVE-2021-20707?

CVE-2021-20707 is classified under CWE-20: Improper Input Validation.

5

How can I fix CVE-2021-20707?

To fix CVE-2021-20707, it is recommended to update to NEC Transaction Server CLUSTERPRO X version 4.4 or later, NEC EXPRESSCLUSTER X version 4.4 or later, NEC CLUSTERPRO X SingleServerSafe version 4.4 or later, or NEC EXPRESSCLUSTER X SingleServerSafe version 4.4 or later.

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