High severity8.8NVD Advisory· Published Jun 28, 2021· Updated Jun 17, 2026
CVE-2021-20740
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
11cpe:2.3:a:hitachi:virtual_file_platform:*:*:*:*:*:*:*:*+ 1 more
- cpe:2.3:a:hitachi:virtual_file_platform:*:*:*:*:*:*:*:*range: <6.4.3-09
- (no CPE)range: <5.5.3-09, <6.4.3-09
- cpe:2.3:o:nec:nas_gateway_nh4a_firmware:*:*:*:*:*:*:*:*Range: <fos_5.5.3-08\(nec2.5.4a\)
- cpe:2.3:o:nec:nas_gateway_nh4b_firmware:*:*:*:*:*:*:*:*Range: <fos_6.4.3-08\(nec3.4.2\)
- cpe:2.3:o:nec:nas_gateway_nh4c_firmware:*:*:*:*:*:*:*:*Range: <fos_6.4.3-08\(nec3.4.2\)
- cpe:2.3:o:nec:nas_gateway_nh8a_firmware:*:*:*:*:*:*:*:*Range: <fos_5.5.3-08\(nec2.5.4a\)
- cpe:2.3:o:nec:nas_gateway_nh8b_firmware:*:*:*:*:*:*:*:*Range: <fos_6.4.3-08\(nec3.4.2\)
- cpe:2.3:o:nec:nas_gateway_nh8c_firmware:*:*:*:*:*:*:*:*Range: <fos_6.4.3-08\(nec3.4.2\)
- Range: <FOS 5.5.3-08(NEC2.5.4a)
- Range: <FOS 6.4.3-08(NEC3.4.2)
- Hitachi and NEC Corporation/Hitachi Virtual File Platform and NEC Storage M Series NAS Gateway which uses Hitachi Virtual File Platformv5Range: 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)
Patches
Vulnerability mechanics
References
3- jpn.nec.com/security-info/secinfo/nv21-011.htmlnvdVendor Advisory
- jvn.jp/en/jp/JVN21298724/index.htmlnvdThird Party Advisory
- www.hitachi.co.jp/products/it/storage-solutions/global/sec_info/2021/2021_306.htmlnvdVendor Advisory
News mentions
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