[Japanese]

JVNDB-2017-000220

Multiple vulnerabilities in CG-WLR300NM

Overview

CG-WLR300NM provided by Corega Inc. is a wireless LAN router. CG-WLR300NM contains multiple vulnerabilities listed below.

Taizoh Tsukamoto of Mitsui Bussan Secure Directions, Inc. reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.
CVSS Severity (What is CVSS?)

Base Metrics: 5.2 (Medium) [IPA Score]
  • Access Vector: Adjacent Network
  • Access Complexity: Low
  • Authentication: Single Instance
  • Confidentiality Impact: Partial
  • Integrity Impact: Partial
  • Availability Impact: Partial

CVSS V3 Severity:
Base Metrics: 6.8 (Medium) [IPA Score]
  • Attack Vector: Adjacent
  • Attack Complexity: Low
  • Privileges Required: High
  • User Interaction: None
  • Scope: Unchanged
  • Confidentiality Impact: High
  • Integrity Impact: High
  • Availability Impact: High
The above CVSS base scores have been assigned for CVE-2017-10813.

Base Metrics: 5.2 (Medium) [IPA Score]
  • Access Vector: Adjacent Network
  • Access Complexity: Low
  • Authentication: Single
  • Confidentiality Impact: Partial
  • Integrity Impact: Partial
  • Availability Impact: Partial

CVSS V3 Severity:
Base Metrics: 6.8 (Medium) [IPA Score]
  • Attack Vector: Adjacent
  • Attack Complexity: Low
  • Privileges Required: High
  • User Interaction: None
  • Scope: Unchanged
  • Confidentiality Impact: High
  • Integrity Impact: High
  • Availability Impact: High
The above CVSS base scores have been assigned for CVE-2017-10814.
Affected Products


Corega Inc
  • CG-WLR300NM firmware version 1.90 and earlier

Impact

* A user who can access the administrative console of the device may execute an arbitrary OS command - CVE-2017-10813

* A user who can access the administrative console of the device may execute arbitrary code - CVE-2017-10814
Solution

[Do not use CG-WLR300NM]
Stop using CG-WLR300NM. According to the developer, there is no plan to provide fix for these vulnerabilities since CG-WLR300NM is no longer supported.
Vendor Information

Corega Inc
CWE (What is CWE?)

  1. Buffer Errors(CWE-119) [IPA Evaluation]
  2. OS Command Injection(CWE-78) [IPA Evaluation]
CVE (What is CVE?)

  1. CVE-2017-10813
  2. CVE-2017-10814
References

  1. JVN : JVN#00719891
Revision History

[2017/09/08]
  Web page was published