Published:2016/06/27  Last Updated:2016/06/27
      
        JVN#77403442
        Multiple Hikari Denwa routers vulnerable to OS command injection
              
      
      Overview
Multiple Hikari Denwa routers contain an OS command injection vulnerability.
Products Affected
NIPPON TELEGRAPH AND TELEPHONE EAST CORPORATION
- PR-400MI firmware Ver. 07.00.1006 and earlier
 - RV-440MI firmware Ver. 07.00.1006 and earlier
 - RT-400MI firmware Ver. 07.00.1006 and earlier
 
- PR-400MI firmware Ver. 07.00.1005 and earlier
 - RV-440MI firmware Ver. 07.00.1005 and earlier
 - RT-400MI firmware Ver. 07.00.1005 and earlier
 
Description
Multiple Hikari Denwa routers contain an OS command injection vulnerability (CWE-78).
Impact
An arbitrary OS command may be executed on the product by a logged-in attacker.
Solution
Update the Firmware
Apply the appropriate firmware update provided by the developer.
Vendor Status
| Vendor | Status | Last Update | Vendor Notes | 
|---|---|---|---|
| NIPPON TELEGRAPH AND TELEPHONE EAST CORPORATION | Vulnerable | 2016/06/27 | NIPPON TELEGRAPH AND TELEPHONE EAST CORPORATION website | 
| NIPPON TELEGRAPH AND TELEPHONE WEST CORPORATION | Vulnerable | 2016/06/27 | NIPPON TELEGRAPH AND TELEPHONE WEST CORPORATION website | 
References
JPCERT/CC Addendum
Vulnerability Analysis by JPCERT/CC
              CVSS v3
              CVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
              
                
            
            
                  Base Score:
                  6.8
                
                
              | 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:A/AC:L/Au:S/C:P/I:P/A:P
                
                  
              
              
                    Base Score:
                    5.2
                  
                  
                | 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
Ryoya Tsukasaki of Urawa Commercial High School 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-2016-1227 | 
              
| JVN iPedia | 
                                    JVNDB-2016-000105 |