Published:2021/06/18 Last Updated:2021/06/28
JVN#21298724
Hitachi Virtual File Platform vulnerable to OS command injection
Overview
Hitachi Virtual File Platform contains an OS command injection vulnerability.
Products Affected
- Hitachi Virtual File Platform
- Versions prior to 5.5.3-09
- Versions prior to 6.4.3-09
- NEC Storage M Series NAS Gateway
- Nh4a/Nh8a versions prior to FOS 5.5.3-08(NEC2.5.4a)
- Nh4b/Nh8b, Nh4c/Nh8c versions prior to FOS 6.4.3-08(NEC3.4.2)
Description
Hitachi Virtual File Platform provided by Hitachi contains an OS command injection vulnerability (CWE-78) due to a flaw in processing parameters of the HTTP requests.
Impact
A remote attacker who can log in to the product may execute an arbitrary OS command with root privilege.
Solution
Update the Software
Update the software to the latest version according to the information provided by the developer.
Vendor Status
| Vendor | Status | Last Update | Vendor Notes |
|---|---|---|---|
| Hitachi | Vulnerable | 2021/06/18 | |
| NEC Corporation | Vulnerable | 2021/06/18 |
References
JPCERT/CC Addendum
Vulnerability Analysis by JPCERT/CC
CVSS v3
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Base Score:
8.8
| Attack Vector(AV) | Physical (P) | Local (L) | Adjacent (A) | Network (N) |
|---|---|---|---|---|
| Attack Complexity(AC) | High (H) | Low (L) | ||
| Privileges Required(PR) | High (H) | Low (L) | None (N) | |
| User Interaction(UI) | Required (R) | None (N) | ||
| Scope(S) | Unchanged (U) | Changed (C) | ||
| Confidentiality Impact(C) | None (N) | Low (L) | High (H) | |
| Integrity Impact(I) | None (N) | Low (L) | High (H) | |
| Availability Impact(A) | None (N) | Low (L) | High (H) |
CVSS v2
AV:N/AC:L/Au:S/C:C/I:C/A:C
Base Score:
9.0
| Access Vector(AV) | Local (L) | Adjacent Network (A) | Network (N) |
|---|---|---|---|
| Access Complexity(AC) | High (H) | Medium (M) | Low (L) |
| Authentication(Au) | Multiple (M) | Single (S) | None (N) |
| Confidentiality Impact(C) | None (N) | Partial (P) | Complete (C) |
| Integrity Impact(I) | None (N) | Partial (P) | Complete (C) |
| Availability Impact(A) | None (N) | Partial (P) | Complete (C) |
Credit
Hiroki MATSUKUMA of Cyber Defense Institute, Inc. reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.
Other Information
| JPCERT Alert |
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| JPCERT Reports |
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| CERT Advisory |
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| CPNI Advisory |
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| TRnotes |
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| CVE |
CVE-2021-20740 |
| JVN iPedia |
JVNDB-2021-000053 |
Update History
- 2021/06/28
- Fixed the information under the section [Products Affected]