SX-2000WG vulnerable to denial-of-service (DoS)


SX-2000WG provided by silex technology, Inc. is a product that provides wireless connectivity for USB devices such as printers and hard disk drives (HDD). SX-2000WG contains an issue in the processing of IP packets, which may cause a denial-of-service (DoS).

Note that this vulnerability is different from JVN#85571806.

Network Security Class Students, Teaching Assistants, and Mentors of Security Camp 2013 reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.
CVSS Severity (What is CVSS?)

CVSS V2 Severity:
Base Metrics 5.0 (Medium) [IPA Score]
  • Access Vector: Network
  • Access Complexity: Low
  • Authentication: None
  • Confidentiality Impact: None
  • Integrity Impact: None
  • Availability Impact: Partial
Affected Products

silex technology
  • SX-2000WG firmware versions prior to 1.5.4


A remote attacker may cause the product to stop responding.

[Update the Firmware]
Update to the latest version of firmware according to the information provided by the developer.
Vendor Information

silex technology
CWE (What is CWE?)

  1. Improper Input Validation(CWE-20) [IPA Evaluation]
CVE (What is CVE?)

  1. CVE-2014-3890

  1. JVN : JVN#35998716
  2. National Vulnerability Database (NVD) : CVE-2014-3890
Revision History

  • [2014/07/02]
      Web page was published
      References  : Content was added