{"id":"CVE-2018-3914","aliases":["EUVD-2018-15700","GHSA-7373-q85p-xf23"],"status":"published","title":"An exploitable stack-based buffer overflow vulnerability exists in the retrieval of database...","description":"An exploitable stack-based buffer overflow vulnerability exists in the retrieval of database fields in the video-core HTTP server of the Samsung SmartThings Hub STH-ETH-250 - Firmware version 0.20.17. The strcpy call overflows the destination buffer, which has a size of 2000 bytes. An attacker can send an arbitrarily long \"sessionToken\" value in order to exploit this vulnerability.","severity":{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-07","score":0.00423,"percentile":0.36813,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2018-09-21T15:00:00Z","modified":"2026-06-17T01:58:00Z","products":[{"vendor":"samsung","product":"smartthings hub sth-eth-250"},{"vendor":"samsung","product":"sth-eth-250_firmware"}],"references":[{"url":"https://talosintelligence.com/vulnerability_reports/TALOS-2018-0581","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-3914"},{"url":"https://github.com/advisories/GHSA-7373-q85p-xf23"}],"sources":{"cve":[{"id":"CVE-2018-3914","description":"An exploitable stack-based buffer overflow vulnerability exists in the retrieval of database fields in the video-core HTTP server of the Samsung SmartThings Hub STH-ETH-250 - Firmware version 0.20.17. The strcpy call overflows the destination buffer, which has a size of 2000 bytes. An attacker can send an arbitrarily long \"sessionToken\" value in order to exploit this vulnerability.","status":"published","published":"2018-09-21T15:00:00Z","modified":"2024-09-16T17:48:04.4Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T14:35:05.262903Z"}],"euvd":[{"id":"EUVD-2018-15700","description":"An exploitable stack-based buffer overflow vulnerability exists in the retrieval of database fields in the video-core HTTP server of the Samsung SmartThings Hub STH-ETH-250 - Firmware version 0.20.17. The strcpy call overflows the destination buffer, which has a size of 2000 bytes. An attacker can send an arbitrarily long \"sessionToken\" value in order to exploit this vulnerability.","status":"published","published":"2018-09-21T15:00:00Z","modified":"2024-09-16T17:48:04Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T00:55:38.742114Z"}],"ghsa":[{"id":"GHSA-7373-q85p-xf23","title":"An exploitable stack-based buffer overflow vulnerability exists in the retrieval of database...","description":"An exploitable stack-based buffer overflow vulnerability exists in the retrieval of database fields in the video-core HTTP server of the Samsung SmartThings Hub STH-ETH-250 - Firmware version 0.20.17. The strcpy call overflows the destination buffer, which has a size of 2000 bytes. An attacker can send an arbitrarily long \"sessionToken\" value in order to exploit this vulnerability.","status":"published","published":"2022-05-13T01:01:58Z","modified":"2023-01-31T21:31:28Z","cvss":[{"version":"3.0","score":7.8,"vector":"CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:49:32.359752Z"}],"nvd":[{"id":"CVE-2018-3914","description":"An exploitable stack-based buffer overflow vulnerability exists in the retrieval of database fields in the video-core HTTP server of the Samsung SmartThings Hub STH-ETH-250 - Firmware version 0.20.17. The strcpy call overflows the destination buffer, which has a size of 2000 bytes. An attacker can send an arbitrarily long \"sessionToken\" value in order to exploit this vulnerability.","status":"published","published":"2018-09-21T15:29:01.11Z","modified":"2026-06-17T01:58:00.69Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:04:40.661264Z"}]}}