CVE-2023-43757 json
Inadequate encryption strength vulnerability in multiple routers provided by ELECOM CO.,LTD.
published 2023-11-16 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-48134
- cvss
- 6.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.5%
- EPSS 0.5% chance of exploitation in 30 days, percentile 42%
- public exploits
- 0
- none known
Summary
Inadequate encryption strength vulnerability in multiple routers provided by ELECOM CO.,LTD. and LOGITEC CORPORATION allows a network-adjacent unauthenticated attacker to guess the encryption key used for wireless LAN communication and intercept the communication. As for the affected products/versions, see the information provided by the vendor under [References] section.
Exploit prediction
0.50% chance of exploitation in the next 30 days, higher than 42% 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 |
Affected products
- ELECOM CO.,LTD. WRC-2533GHBK2-T
- ELECOM CO.,LTD. WRC-2533GHBK-I
- ELECOM CO.,LTD. WRC-1750GHBK2-I
- ELECOM CO.,LTD. WRC-1750GHBK-E
- ELECOM CO.,LTD. WRC-1750GHBK
- ELECOM CO.,LTD. WRC-1167GHBK2
- ELECOM CO.,LTD. WRC-1167GHBK
- ELECOM CO.,LTD. WRC-F1167ACF
- ELECOM CO.,LTD. WRC-733GHBK
- ELECOM CO.,LTD. WRC-733GHBK-I
- ELECOM CO.,LTD. WRC-733GHBK-C
- ELECOM CO.,LTD. WRC-300GHBK2-I
- ELECOM CO.,LTD. WRC-300GHBK
- ELECOM CO.,LTD. WRC-733FEBK
- ELECOM CO.,LTD. WRC-300FEBK
- ELECOM CO.,LTD. WRC-F300NF
- ELECOM CO.,LTD. WRH-300WH-H
- ELECOM CO.,LTD. WRH-300BK
- ELECOM CO.,LTD. WRH-300WH
- ELECOM CO.,LTD. WRH-300RD
- ELECOM CO.,LTD. WRH-300SV
- ELECOM CO.,LTD. WRH-300BK-S
- ELECOM CO.,LTD. WRH-300WH-S
- ELECOM CO.,LTD. WRH-300BK2-S
- ELECOM CO.,LTD. WRH-300WH2-S
- ELECOM CO.,LTD. WRH-H300BK
- ELECOM CO.,LTD. WRH-H300WH
- ELECOM CO.,LTD. WRH-150BK
- ELECOM CO.,LTD. WRH-150WH
- ELECOM CO.,LTD. LAN-W300N/RS
- ELECOM CO.,LTD. LAN-W301NR
- ELECOM CO.,LTD. LAN-W300N/P
- ELECOM CO.,LTD. LAN-WH300N/DGP
- ELECOM CO.,LTD. LAN-WH300NDGPE
Classification
- Weakness
-
- CWE-326 Inadequate Encryption Strength
References
-
elecom.co.jp
/news/security/20231114-01/
third-party-advisory
-
elecom.co.jp
/news/security/20230810-01/
third-party-advisory
-
elecom.co.jp
/news/security/20210706-01/
third-party-advisory
-
jvn.jp
/en/vu/JVNVU94119876/
third-party-advisory
Sources
- CVE List CVE-2023-43757
- NVD CVE-2023-43757
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.