CVE-2021-20740

Description

Hitachi Virtual File Platform Versions prior to 5.5.3-09 and Versions prior to 6.4.3-09, and NEC Storage M Series NAS Gateway Nh4a/Nh8a versions prior to FOS 5.5.3-08(NEC2.5.4a) and Nh4b/Nh8b, Nh4c/Nh8c versions prior to FOS 6.4.3-08(NEC3.4.2) allow remote authenticated attackers to execute arbitrary OS commands with root privileges via unspecified vectors.

Category

8.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 2.37% Top 20%
Vendor Advisory nec.com Vendor Advisory co.jp
Affected: Hitachi and NEC Corporation Hitachi Virtual File Platform and NEC Storage M Series NAS Gateway which uses Hitachi Virtual File Platform
Published at:
Updated at:

References

Link Tags
https://www.hitachi.co.jp/products/it/storage-solutions/global/sec_info/2021/2021_306.html vendor advisory
https://jpn.nec.com/security-info/secinfo/nv21-011.html vendor advisory
https://jvn.jp/en/jp/JVN21298724/index.html third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-20740?
CVE-2021-20740 has been scored as a high severity vulnerability.
How to fix CVE-2021-20740?
To fix CVE-2021-20740, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-20740 being actively exploited in the wild?
It is possible that CVE-2021-20740 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-20740?
CVE-2021-20740 affects Hitachi and NEC Corporation Hitachi Virtual File Platform and NEC Storage M Series NAS Gateway which uses Hitachi Virtual File Platform.
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