{"id":"CVE-2023-39454","aliases":["EUVD-2023-43177","GHSA-j7fc-gchv-r7mc"],"status":"published","title":"Buffer overflow vulnerability in WRC-X1800GS-B v1.13 and earlier, WRC-X1800GSA-B v1.13 and...","description":"Buffer overflow vulnerability exists in ELECOM wireless LAN routers, which may allow an unauthenticated attacker to execute arbitrary code.","severity":{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00943,"percentile":0.61451,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120"],"published":"2023-08-18T09:41:14Z","modified":"2026-06-17T06:12:21Z","products":[{"vendor":"elecom","product":"wrc-x1800gs-b"},{"vendor":"elecom","product":"wrc-x1800gs-b_firmware"},{"vendor":"elecom","product":"wrc-x1800gsa-b"},{"vendor":"elecom","product":"wrc-x1800gsa-b_firmware"},{"vendor":"elecom","product":"wrc-x1800gsh-b"},{"vendor":"elecom","product":"wrc-x1800gsh-b_firmware"},{"vendor":"elecom co.,ltd.","product":"wmc-2lx-b"},{"vendor":"elecom co.,ltd.","product":"wmc-2lx2-b"},{"vendor":"elecom co.,ltd.","product":"wmc-x1800gst-b"},{"vendor":"elecom co.,ltd.","product":"wmc-x1800gst2-b"},{"vendor":"elecom co.,ltd.","product":"wrc-x1800gs-b"},{"vendor":"elecom co.,ltd.","product":"wrc-x1800gsa-b"},{"vendor":"elecom co.,ltd.","product":"wrc-x1800gsh-b"},{"vendor":"elecom co.,ltd.","product":"wrc-x3000gs3-b"},{"vendor":"elecom co.,ltd.","product":"wrc-x3000gs3a-b"},{"vendor":"elecom co.,ltd.","product":"wrc-x6000qs-g"},{"vendor":"elecom co.,ltd.","product":"wrc-x6000qsa-g"},{"vendor":"elecom co.,ltd.","product":"wsc-x1800gs-b"},{"vendor":"elecom co.,ltd.","product":"wsc-x1800gs2-b"}],"references":[{"url":"https://www.elecom.co.jp/news/security/20230711-01/","tags":["x_transferred","Vendor Advisory"]},{"url":"https://jvn.jp/en/vu/JVNVU91630351/","tags":["x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-39454"},{"url":"https://jvn.jp/en/vu/JVNVU91630351"},{"url":"https://www.elecom.co.jp/news/security/20230711-01"},{"url":"https://github.com/advisories/GHSA-j7fc-gchv-r7mc"}],"sources":{"cve":[{"id":"CVE-2023-39454","description":"Buffer overflow vulnerability exists in ELECOM wireless LAN routers, which may allow an unauthenticated attacker to execute arbitrary code.","status":"published","published":"2023-08-18T09:41:14.665Z","modified":"2026-05-12T08:10:42.091Z","cvss":[{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:35:33.138994Z"}],"euvd":[{"id":"EUVD-2023-43177","description":"Buffer overflow vulnerability exists in ELECOM wireless LAN routers, which may allow an unauthenticated attacker to execute arbitrary code.","status":"published","published":"2023-08-18T09:41:14Z","modified":"2026-05-12T08:10:42Z","cvss":[{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T19:04:38.653286Z"}],"ghsa":[{"id":"GHSA-j7fc-gchv-r7mc","title":"Buffer overflow vulnerability in WRC-X1800GS-B v1.13 and earlier, WRC-X1800GSA-B v1.13 and...","description":"Buffer overflow vulnerability in WRC-X1800GS-B v1.13 and earlier, WRC-X1800GSA-B v1.13 and earlier, and WRC-X1800GSH-B v1.13 and earlier allows an unauthenticated attacker to execute arbitrary code.","status":"published","published":"2023-08-18T12:30:14Z","modified":"2024-04-04T07:02:55Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:56:47.648865Z"}],"nvd":[{"id":"CVE-2023-39454","description":"Buffer overflow vulnerability exists in ELECOM wireless LAN routers, which may allow an unauthenticated attacker to execute arbitrary code.","status":"published","published":"2023-08-18T10:15:12.28Z","modified":"2026-06-17T06:12:21.76Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"3.0","score":8.8,"vector":"CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:08:24.487686Z"}]}}