{"id":"CVE-2023-35140","aliases":["EUVD-2023-39170","GHSA-wcc8-wmx2-r8gp"],"status":"published","title":"The improper privilege management vulnerability in the Zyxel GS1900-24EP switch firmware version...","description":"The improper privilege management vulnerability in the Zyxel GS1900-24EP switch firmware version V2.70(ABTO.5) could allow an authenticated local user with read-only access to modify system settings on a vulnerable device.","severity":{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00192,"percentile":0.0887,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-269"],"published":"2023-11-07T01:44:18Z","modified":"2026-06-17T06:04:28Z","products":[{"vendor":"zyxel","product":"gs1900-10hp_firmware"},{"vendor":"zyxel","product":"gs1900-16_firmware"},{"vendor":"zyxel","product":"gs1900-24_firmware"},{"vendor":"zyxel","product":"gs1900-24e_firmware"},{"vendor":"zyxel","product":"gs1900-24ep firmware"},{"vendor":"zyxel","product":"gs1900-24ep_firmware"},{"vendor":"zyxel","product":"gs1900-24hpv2_firmware"},{"vendor":"zyxel","product":"gs1900-48_firmware"},{"vendor":"zyxel","product":"gs1900-48hpv2_firmware"},{"vendor":"zyxel","product":"gs1900-8_firmware"},{"vendor":"zyxel","product":"gs1900-8hp_firmware"}],"references":[{"url":"https://www.zyxel.com/global/en/support/security-advisories/zyxel-security-advisory-for-improper-privilege-management-vulnerability-in-gs1900-series-switches","tags":["vendor-advisory","x_transferred","Not Applicable","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-35140"},{"url":"https://github.com/advisories/GHSA-wcc8-wmx2-r8gp"}],"sources":{"cve":[{"id":"CVE-2023-35140","description":"The improper privilege management vulnerability in the Zyxel GS1900-24EP switch firmware version V2.70(ABTO.5) could allow an authenticated local user with read-only access to modify system settings on a vulnerable device.","status":"published","published":"2023-11-07T01:44:18.953Z","modified":"2024-09-04T18:54:22.844Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:35:33.794347Z"}],"euvd":[{"id":"EUVD-2023-39170","description":"The improper privilege management vulnerability in the Zyxel GS1900-24EP switch firmware version V2.70(ABTO.5) could allow an authenticated local user with read-only access to modify system settings on a vulnerable device.","status":"published","published":"2023-11-07T01:44:18Z","modified":"2024-09-04T18:54:22Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium"}],"updated_at":"2026-11-03T00:56:04.166522Z"}],"ghsa":[{"id":"GHSA-wcc8-wmx2-r8gp","title":"The improper privilege management vulnerability in the Zyxel GS1900-24EP switch firmware version...","description":"The improper privilege management vulnerability in the Zyxel GS1900-24EP switch firmware version V2.70(ABTO.5) could allow an authenticated local user with read-only access to modify system settings on a vulnerable device.","status":"published","published":"2023-11-14T18:30:24Z","modified":"2023-11-14T18:30:28Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:55:01.181922Z"}],"nvd":[{"id":"CVE-2023-35140","description":"The improper privilege management vulnerability in the Zyxel GS1900-24EP switch firmware version V2.70(ABTO.5) could allow an authenticated local user with read-only access to modify system settings on a vulnerable device.","status":"published","published":"2023-11-07T05:15:12.077Z","modified":"2026-06-17T06:04:28.457Z","cvss":[{"version":"3.1","score":5.5,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-269"],"updated_at":"2026-11-02T14:08:43.669554Z"}]}}