What’s Vulnerable › Vulnerabilities

CVE-2021-20738

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-07-07 · updated 2026-06-17

Description

WRC-1167FS-W, WRC-1167FS-B, and WRC-1167FSA all versions allow an unauthenticated network-adjacent attacker to obtain sensitive information via unspecified vectors.

Affected products

• Elecom Wrc-1167Fs-B Firmware: all versions
• Elecom Wrc-1167Fs-W Firmware: all versions
• Elecom Wrc-1167Fsa Firmware: all versions

References

• https://jvn.jp/en/vu/JVNVU94260088/index.html
• https://www.elecom.co.jp/news/security/20210706-01/
• https://jvn.jp/en/vu/JVNVU94260088/index.html
• https://www.elecom.co.jp/news/security/20210706-01/

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