SR-7100VN vulnerable to privilege escalation


SR-7100VN provided by ICOM INCORPORATED contains a privilege escalation vulnerability (CWE-268).

HAMANO Kiyoto of SOUM Corporation reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.
CVSS Severity (What is CVSS?)

CVSS V3 Severity:
Base Metrics 6.8 (Medium) [IPA Score]
  • Attack Vector: Adjacent Network
  • Attack Complexity: Low
  • Privileges Required: High
  • User Interaction: None
  • Scope: Unchanged
  • Confidentiality Impact: High
  • Integrity Impact: High
  • Availability Impact: High
CVSS V2 Severity:
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
Affected Products

Icom Inc.
  • SR-7100VN #31 firmware Ver.1.22
  • SR-7100VN firmware Ver.1.39 (N)


A user with an administrator privilege of the product may obtain administrative privileges of the OS (Operating System). As a result, an arbitrary OS command may be executed by the user.

[Update the Firmware]
Update the firmware according to the information provided by the developer.
The developer states that the vulnerability was fixed in the following versions:
  • SR-7100VN firmware Ver.1.39 (N)
  • SR-7100VN #31 firmware Ver.1.22
Vendor Information

Icom Inc.
CWE (What is CWE?)

  1. No Mapping(CWE-Other) [IPA Evaluation]
CVE (What is CVE?)

  1. CVE-2023-28390

  1. JVN : JVN#80476232
  2. National Vulnerability Database (NVD) : CVE-2023-28390
Revision History

  • [2023/05/09]
      Web page was published
  • [2024/05/24]
      References : Content was added