{"id":"CVE-2017-17974","aliases":["EUVD-2017-9116","GHSA-mwhh-pvh6-rh64"],"status":"published","title":"BA SYSTEMS BAS Web on BAS920 devices (with Firmware 01.01.00*, HTTPserv 00002, and Script 02.*)...","description":"BA SYSTEMS BAS Web on BAS920 devices (with Firmware 01.01.00*, HTTPserv 00002, and Script 02.*) and ISC2000 devices allows remote attackers to obtain sensitive information via a request for isc/get_sid_js.aspx or isc/get_sid.aspx, as demonstrated by obtaining administrative access by subsequently using the credential information for the Supervisor/Administrator account.","severity":{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.0166,"percentile":0.76831,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"published":"2017-12-29T21:00:00Z","modified":"2026-06-17T01:11:58Z","products":[{"vendor":"basystems","product":"bas920_firmware"},{"vendor":"basystems","product":"isc2000_firmware"}],"references":[{"url":"http://misteralfa-hack.blogspot.cl/2017/12/ba-system-improper-access-control.html","tags":["x_refsource_MISC","x_transferred","Exploit","Third Party Advisory"]},{"url":"https://github.com/ezelf/baCK_system","tags":["x_refsource_MISC","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-17974"},{"url":"https://github.com/advisories/GHSA-mwhh-pvh6-rh64"}],"sources":{"cve":[{"id":"CVE-2017-17974","description":"BA SYSTEMS BAS Web on BAS920 devices (with Firmware 01.01.00*, HTTPserv 00002, and Script 02.*) and ISC2000 devices allows remote attackers to obtain sensitive information via a request for isc/get_sid_js.aspx or isc/get_sid.aspx, as demonstrated by obtaining administrative access by subsequently using the credential information for the Supervisor/Administrator account.","status":"published","published":"2017-12-29T21:00:00Z","modified":"2024-09-17T02:27:43.984Z","updated_at":"2026-11-02T14:33:18.556155Z"}],"euvd":[{"id":"EUVD-2017-9116","description":"BA SYSTEMS BAS Web on BAS920 devices (with Firmware 01.01.00*, HTTPserv 00002, and Script 02.*) and ISC2000 devices allows remote attackers to obtain sensitive information via a request for isc/get_sid_js.aspx or isc/get_sid.aspx, as demonstrated by obtaining administrative access by subsequently using the credential information for the Supervisor/Administrator account.","status":"published","published":"2017-12-29T21:00:00Z","modified":"2024-09-17T02:27:43Z","updated_at":"2026-11-03T00:28:39.983112Z"}],"ghsa":[{"id":"GHSA-mwhh-pvh6-rh64","title":"BA SYSTEMS BAS Web on BAS920 devices (with Firmware 01.01.00*, HTTPserv 00002, and Script 02.*)...","description":"BA SYSTEMS BAS Web on BAS920 devices (with Firmware 01.01.00*, HTTPserv 00002, and Script 02.*) and ISC2000 devices allows remote attackers to obtain sensitive information via a request for isc/get_sid_js.aspx or isc/get_sid.aspx, as demonstrated by obtaining administrative access by subsequently using the credential information for the Supervisor/Administrator account.","status":"published","published":"2022-05-13T01:44:33Z","modified":"2023-02-02T05:01:06Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T14:51:06.494699Z"}],"nvd":[{"id":"CVE-2017-17974","description":"BA SYSTEMS BAS Web on BAS920 devices (with Firmware 01.01.00*, HTTPserv 00002, and Script 02.*) and ISC2000 devices allows remote attackers to obtain sensitive information via a request for isc/get_sid_js.aspx or isc/get_sid.aspx, as demonstrated by obtaining administrative access by subsequently using the credential information for the Supervisor/Administrator account.","status":"published","published":"2017-12-29T21:29:00.237Z","modified":"2026-06-17T01:11:58.773Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"updated_at":"2026-11-02T14:04:11.215487Z"}]}}