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High severity7.5NVD Advisory· Published Nov 3, 2021· Updated Jun 17, 2026

CVE-2021-20705

CVE-2021-20705

Description

Improper input validation vulnerability in the WebManager 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 file upload via network.

Affected products

9
  • NEC/Clusterpro X2 versions
    cpe:2.3:a:nec:clusterpro_x:*:*:*:*:*:windows:*:*+ 1 more
    • cpe:2.3:a:nec:clusterpro_x:*:*:*:*:*:windows:*:*range: >=1.0,<=4.3
    • (no CPE)range: <=4.3
  • NEC/Clusterpro X Singleserversafe2 versions
    cpe:2.3:a:nec:clusterpro_x_singleserversafe:*:*:*:*:*:windows:*:*+ 1 more
    • cpe:2.3:a:nec:clusterpro_x_singleserversafe:*:*:*:*:*:windows:*:*range: >=1.0,<=4.3
    • (no CPE)range: <=4.3
  • NEC/Expresscluster X2 versions
    cpe:2.3:a:nec:expresscluster_x:*:*:*:*:*:windows:*:*+ 1 more
    • cpe:2.3:a:nec:expresscluster_x:*:*:*:*:*:windows:*:*range: >=1.0,<=4.3
    • (no CPE)range: <=4.3
  • NEC/Expresscluster X Singleserversafe
    cpe:2.3:a:nec:expresscluster_x_singleserversafe:*:*:*:*:*:windows:*:*
    Range: >=1.0,<=4.3
  • NEC/EXPRESSCLUSTER X SingleServerSafe for Linuxllm-fuzzy
    Range: <=4.3
  • NEC/CLUSTERPRO X for Linuxcpe-rescue
    Range: 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

Patches

Vulnerability mechanics

References

1

News mentions

0

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