CVE-2021-20740

CVSS V2 High 9 CVSS V3 High 8.8
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.
Overview
  • CVE ID
  • CVE-2021-20740
  • Assigner
  • vultures@jpcert.or.jp
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-06-28T01:15:07
  • Last Modified Date
  • 2021-07-06T14:32:40
Weakness Enumerations
CWE URL
CWE-78 http://cwe.mitre.org/data/definitions/78.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:a:hitachi:virtual_file_platform:*:*:*:*:*:*:*:* 1 OR 6.4.3-09
AND
cpe:2.3:a:hitachi:virtual_file_platform:*:*:*:*:*:*:*:* 1 OR 5.5.3-09
AND
cpe:2.3:o:nec:nas_gateway_nh4a_firmware:*:*:*:*:*:*:*:* 1 OR fos_5.5.3-08\(nec2.5.4a\)
cpe:2.3:h:nec:nas_gateway_nh4a:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:nec:nas_gateway_nh8a_firmware:*:*:*:*:*:*:*:* 1 OR fos_5.5.3-08\(nec2.5.4a\)
cpe:2.3:h:nec:nas_gateway_nh8a:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:nec:nas_gateway_nh4b_firmware:*:*:*:*:*:*:*:* 1 OR fos_6.4.3-08\(nec3.4.2\)
cpe:2.3:h:nec:nas_gateway_nh4b:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:nec:nas_gateway_nh8b_firmware:*:*:*:*:*:*:*:* 1 OR fos_6.4.3-08\(nec3.4.2\)
cpe:2.3:h:nec:nas_gateway_nh8b:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:nec:nas_gateway_nh4c_firmware:*:*:*:*:*:*:*:* 1 OR fos_6.4.3-08\(nec3.4.2\)
cpe:2.3:h:nec:nas_gateway_nh4c:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:nec:nas_gateway_nh8c_firmware:*:*:*:*:*:*:*:* 1 OR fos_6.4.3-08\(nec3.4.2\)
cpe:2.3:h:nec:nas_gateway_nh8c:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:S/C:C/I:C/A:C
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • SINGLE
  • Confidentiality Impact
  • COMPLETE
  • Integrity Impact
  • COMPLETE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 9
  • Severity
  • HIGH
  • Exploitability Score
  • 8
  • Impact Score
  • 10
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 8.8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 2.8
  • Impact Score
  • 5.9
References
Reference URL Reference 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
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-20740
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-20740
History
Created Old Value New Value Data Type Notes
2022-05-10 07:08:49 Added to TrackCVE
2022-12-05 05:04:05 2021-06-28T01:15Z 2021-06-28T01:15:07 CVE Published Date updated
2022-12-05 05:04:05 2021-07-06T14:32:40 CVE Modified Date updated
2022-12-05 05:04:05 Analyzed Vulnerability Status updated