{"id":"CVE-2023-23903","aliases":["EUVD-2023-27986","GHSA-fp89-4294-45q3"],"status":"published","title":"DoS via SAML configuration in Guardian/CMC before 22.6.2","description":"An authenticated administrator can upload a SAML configuration file with the wrong format, with the application not checking the correct file format. Every subsequent application request will return an error.\n\nThe whole application in rendered unusable until a console intervention.","severity":{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00605,"percentile":0.49244,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-1286","CWE-20"],"published":"2023-08-09T09:12:24Z","modified":"2026-06-17T05:38:14Z","products":[{"vendor":"hashgraph","product":"guardian"},{"vendor":"nozomi networks","product":"cmc"},{"vendor":"nozomi networks","product":"guardian"},{"vendor":"nozominetworks","product":"cmc"},{"vendor":"nozominetworks","product":"guardian"}],"references":[{"url":"https://security.nozominetworks.com/NN-2023:7-01","tags":["x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-23903"},{"url":"https://github.com/advisories/GHSA-fp89-4294-45q3"}],"sources":{"cve":[{"id":"CVE-2023-23903","title":"DoS via SAML configuration in Guardian/CMC before 22.6.2","description":"An authenticated administrator can upload a SAML configuration file with the wrong format, with the application not checking the correct file format. Every subsequent application request will return an error.\n\nThe whole application in rendered unusable until a console intervention.","status":"published","published":"2023-08-09T09:12:24.994Z","modified":"2024-09-20T12:09:31.8Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"medium","assessor":"cna"},{"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-1286"],"updated_at":"2026-11-02T14:35:21.232549Z"}],"euvd":[{"id":"EUVD-2023-27986","description":"An authenticated administrator can upload a SAML configuration file with the wrong format, with the application not checking the correct file format. Every subsequent application request will return an error.\n\nThe whole application in rendered unusable until a console intervention.","status":"published","published":"2023-08-09T09:12:24Z","modified":"2024-09-20T12:09:31Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N","level":"medium"}],"updated_at":"2026-11-03T00:28:18.270703Z"}],"ghsa":[{"id":"GHSA-fp89-4294-45q3","title":"An authenticated administrator can upload a SAML configuration file with the wrong format, with...","description":"An authenticated administrator can upload a SAML configuration file with the wrong format, with the application not checking the correct file format. Every subsequent application request will return an error.\n\nThe whole application in rendered unusable until a console intervention.\n\n","status":"published","published":"2023-08-09T12:30:26Z","modified":"2024-09-20T12:31:46Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"medium"},{"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"}],"cwes":["CWE-20","CWE-1286"],"updated_at":"2026-11-02T14:58:18.610136Z"}],"nvd":[{"id":"CVE-2023-23903","description":"An authenticated administrator can upload a SAML configuration file with the wrong format, with the application not checking the correct file format. Every subsequent application request will return an error.\n\nThe whole application in rendered unusable until a console intervention.","status":"published","published":"2023-08-09T10:15:09.687Z","modified":"2026-06-17T05:38:14.27Z","cvss":[{"version":"4.0","score":6.9,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","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":"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"}],"cwes":["CWE-1286"],"updated_at":"2026-11-02T14:08:22.812138Z"}]}}