What’s Vulnerable › Vulnerabilities

CVE-2023-39455

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-08-18 · updated 2026-06-17
• Weakness: CWE-78

Description

OS command injection vulnerability in ELECOM wireless LAN routers allows an authenticated user to execute an arbitrary OS command by sending a specially crafted request. Affected products and versions are as follows: WRC-600GHBK-A all versions, WRC-1467GHBK-A all versions, WRC-1900GHBK-A all versions, WRC-733FEBK2-A all versions, WRC-F1167ACF2 all versions, WRC-1467GHBK-S all versions, and WRC-1900GHBK-S all versions.

Affected products

• ELECOM CO.,LTD. WRC-1467GHBK-A: all versions
• Elecom Wrc-1467Ghbk-S Firmware: all versions
• Elecom Wrc-1900Ghbk-A Firmware: all versions
• Elecom Wrc-1900Ghbk-S Firmware: all versions
• Elecom Wrc-600Ghbk-A Firmware: all versions
• Elecom Wrc-733Febk2-A Firmware: all versions
• Elecom Wrc-F1167Acf2 Firmware: all versions

References

• https://jvn.jp/en/vu/JVNVU91630351/
• https://www.elecom.co.jp/news/security/20230810-01/
• https://jvn.jp/en/vu/JVNVU91630351/
• https://www.elecom.co.jp/news/security/20230810-01/

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