CVE-2021-20738 json
WRC-1167FS-W, WRC-1167FS-B, and WRC-1167FSA all versions allow an unauthenticated network-adjacent attacker to obtain sensitive information…
published 2021-07-07 5 y ago modified 2026-06-17 4 mo ago also EUVD-2021-8152
- cvss
- 6.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 35%
- public exploits
- 0
- none known
Summary
WRC-1167FS-W, WRC-1167FS-B, and WRC-1167FSA all versions allow an unauthenticated network-adjacent attacker to obtain sensitive information via unspecified vectors.
Exploit prediction
0.41% chance of exploitation in the next 30 days, higher than 35% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 6.5 | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
| NVD | 2.0 | 3.3 | AV:A/AC:L/Au:N/C:P/I:N/A:N |
Affected products
- ELECOM CO.,LTD. WRC-1167FS-W, WRC-1167FS-B, and WRC-1167FSA
References
-
elecom.co.jp
/news/security/20210706-01/
vendor-advisory
-
jvn.jp
/en/vu/JVNVU94260088/index.html
third-party-advisory
Sources
- CVE List CVE-2021-20738
- NVD CVE-2021-20738
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