{"cve":"CVE-2023-43757","nvd":{"published":"2023-11-16T07:15:08.600","modified":"2026-06-17T06:26:22.750","status":"Modified","description":"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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","score":6.5},"cwes":["CWE-326"],"references":["https://jvn.jp/en/vu/JVNVU94119876/","https://www.elecom.co.jp/news/security/20210706-01/","https://www.elecom.co.jp/news/security/20230810-01/","https://www.elecom.co.jp/news/security/20231114-01/","https://jvn.jp/en/vu/JVNVU94119876/"],"products":["elecom:lan-w300n\\/p_firmware","elecom:lan-w300n\\/rs_firmware","elecom:lan-w301nr_firmware","elecom:lan-wh300n\\/dgp_firmware","elecom:lan-wh300ndgpe_firmware","elecom:wrc-1167ghbk2_firmware","elecom:wrc-1167ghbk_firmware","elecom:wrc-1750ghbk-e_firmware","elecom:wrc-1750ghbk2-i_firmware","elecom:wrc-1750ghbk_firmware","elecom:wrc-2533ghbk-i_firmware","elecom:wrc-2533ghbk2-t_firmware","elecom:wrc-300febk_firmware","elecom:wrc-300ghbk2-i_firmware","elecom:wrc-300ghbk_firmware","elecom:wrc-733febk_firmware","elecom:wrc-733ghbk-c_firmware","elecom:wrc-733ghbk-i_firmware","elecom:wrc-733ghbk_firmware","elecom:wrc-f1167acf_firmware","elecom:wrc-f300nf_firmware","elecom:wrh-150bk_firmware","elecom:wrh-150wh_firmware","elecom:wrh-300bk-s_firmware","elecom:wrh-300bk2-s_firmware","elecom:wrh-300bk_firmware","elecom:wrh-300rd_firmware","elecom:wrh-300sv_firmware","elecom:wrh-300wh-h_firmware","elecom:wrh-300wh-s_firmware","elecom:wrh-300wh2-s_firmware","elecom:wrh-300wh_firmware","elecom:wrh-h300bk_firmware","elecom:wrh-h300wh_firmware"],"source":"nvd","synced_at":"2026-10-19T21:42:07.670898610+00:00"},"epss":{"cve":"CVE-2023-43757","score":0.00496,"percentile":0.42593,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}