{"id":"CVE-2021-28189","aliases":["EUVD-2021-14879","GHSA-7wrm-84gc-c673"],"status":"published","title":"ASUS BMC's firmware: buffer overflow - SMTP configuration function","description":"The SMTP configuration function in ASUS BMC’s firmware Web management page does not verify the string length entered by users, resulting in a Buffer overflow vulnerability. As obtaining the privileged permission, remote attackers use the leakage to abnormally terminate the Web service.","severity":{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.01874,"percentile":0.79559,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120"],"published":"2021-04-06T05:02:09Z","modified":"2026-06-17T03:45:59Z","products":[{"vendor":"asus","product":"asmb8-ikvm_firmware"},{"vendor":"asus","product":"bmc firmware for asmb8-ikvm"},{"vendor":"asus","product":"bmc firmware for z10pe-d16 ws"},{"vendor":"asus","product":"bmc firmware for z10pr-d16"},{"vendor":"asus","product":"z10pe-d16_ws_firmware"},{"vendor":"asus","product":"z10pr-d16_firmware"}],"references":[{"url":"https://www.asus.com/content/ASUS-Product-Security-Advisory/","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://www.asus.com/tw/support/callus/","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://www.twcert.org.tw/tw/cp-132-4559-ad2b5-1.html","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-28189"},{"url":"https://github.com/advisories/GHSA-7wrm-84gc-c673"}],"sources":{"cve":[{"id":"CVE-2021-28189","title":"ASUS BMC's firmware: buffer overflow - SMTP configuration function","description":"The SMTP configuration function in ASUS BMC’s firmware Web management page does not verify the string length entered by users, resulting in a Buffer overflow vulnerability. As obtaining the privileged permission, remote attackers use the leakage to abnormally terminate the Web service.","status":"published","published":"2021-04-06T05:02:09.503Z","modified":"2024-09-17T02:21:09.33Z","cvss":[{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"cna"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:33:09.175141Z"}],"euvd":[{"id":"EUVD-2021-14879","description":"The SMTP configuration function in ASUS BMC’s firmware Web management page does not verify the string length entered by users, resulting in a Buffer overflow vulnerability. As obtaining the privileged permission, remote attackers use the leakage to abnormally terminate the Web service.","status":"published","published":"2021-04-06T05:02:09Z","modified":"2024-09-17T02:21:09Z","cvss":[{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-03T00:28:41.388341Z"}],"ghsa":[{"id":"GHSA-7wrm-84gc-c673","title":"The SMTP configuration function in ASUS BMC’s firmware Web management page does not verify the...","description":"The SMTP configuration function in ASUS BMC’s firmware Web management page does not verify the string length entered by users, resulting in a Buffer overflow vulnerability. As obtaining the privileged permission, remote attackers use the leakage to abnormally terminate the Web service.","status":"published","published":"2022-05-24T22:28:24Z","modified":"2023-01-30T05:05:34Z","cwes":["CWE-120"],"updated_at":"2026-11-02T14:47:18.26887Z"}],"nvd":[{"id":"CVE-2021-28189","description":"The SMTP configuration function in ASUS BMC’s firmware Web management page does not verify the string length entered by users, resulting in a Buffer overflow vulnerability. As obtaining the privileged permission, remote attackers use the leakage to abnormally terminate the Web service.","status":"published","published":"2021-04-06T05:15:15.723Z","modified":"2026-06-17T03:45:59.35Z","cvss":[{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"secondary"},{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-120"],"updated_at":"2026-11-02T14:06:51.610648Z"}]}}