Published:2017/07/27  Last Updated:2017/07/28

Installers of Sony PaSoRi related software may insecurely load Dynamic Link Libraries


Installers of PaSoRi driver software and other PaSoRi related software may insecurely load Dynamic Link Libraries.

Products Affected

  • NFC Port Software Version and earlier
    Products: RC-S310, RC-S320, RC-S330, RC-S370, RC-S380, RC-S380/S
  • NFC Port Software Version and earlier
    Products: RC-S320, RC-S310/J1C, RC-S310/ED4C
  • PC/SC Activator for Type B Ver. and earlier
  • SFCard Viewer 2 Ver. and earlier
  • NFC Net Installer Ver. and earlier


PaSoRi provided by Sony Corporation is contactless IC card reader/writer. Installers of PaSoRi driver and other related software for Windows contain an issue with the DLL search path, which may lead to insecurely loading Dynamic Link Libraries (CWE-427).


Arbitrary code may be executed with the privilege of the user invoking the installer.


Use the latest installer
Use the latest installer according to the information provided by the developer.
Users who already have installed the software do not need to re-install, because this issue affects the installers only.

According to the developer, they have stopped distributing the NFC Net Installer since July 25th, 2017.

Vendor Status

Vendor Status Last Update Vendor Notes
Sony Corporation Vulnerable 2017/07/27 Sony Corporation website


  1. Japan Vulnerability Note JVNTA#91240916
    Insecure DLL Loading and Command Execution Issues on Many Windows Application Programs

JPCERT/CC Addendum

Vulnerability Analysis by JPCERT/CC

Base Score: 7.8
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)
Base Score: 6.8
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)


This analysis assumes that the user is tricked into placing a malicious DLL file prepared by an attacker in a specific folder.


Eili Masami of Tachibana Lab. reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.

Other Information

JPCERT Reports
CERT Advisory
CPNI Advisory
CVE CVE-2017-2286
JVN iPedia JVNDB-2017-000189

Update History

Information under the section [Products Affected] and [Solution] was modified.
Information under the section [Products Affected] and [Solution] was modified.