{"id":"CVE-2021-44524","aliases":["EUVD-2021-31356","GHSA-7m98-whf4-6699"],"status":"published","title":"A vulnerability has been identified in SiPass integrated V2.76 (All versions), SiPass integrated...","description":"A vulnerability has been identified in SiPass integrated V2.76 (All versions), SiPass integrated V2.80 (All versions), SiPass integrated V2.85 (All versions), Siveillance Identity V1.5 (All versions), Siveillance Identity V1.6 (All versions \u003c V1.6.284.0). Affected applications insufficiently limit the access to the internal user authentication service. This could allow an unauthenticated remote attacker to trigger several actions on behalf of valid user accounts.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01632,"percentile":0.76413,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-287","CWE-668"],"published":"2021-12-14T12:07:11Z","modified":"2026-06-17T04:12:30Z","products":[{"vendor":"siemens","product":"sipass integrated v2.76"},{"vendor":"siemens","product":"sipass integrated v2.80"},{"vendor":"siemens","product":"sipass integrated v2.85"},{"vendor":"siemens","product":"sipass_integrated"},{"vendor":"siemens","product":"siveillance identity v1.5"},{"vendor":"siemens","product":"siveillance identity v1.6"},{"vendor":"siemens","product":"siveillance_identity"}],"references":[{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-463116.pdf","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-160202.pdf","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-44524"},{"url":"https://github.com/advisories/GHSA-7m98-whf4-6699"}],"sources":{"cve":[{"id":"CVE-2021-44524","description":"A vulnerability has been identified in SiPass integrated V2.76 (All versions), SiPass integrated V2.80 (All versions), SiPass integrated V2.85 (All versions), Siveillance Identity V1.5 (All versions), Siveillance Identity V1.6 (All versions \u003c V1.6.284.0). Affected applications insufficiently limit the access to the internal user authentication service. This could allow an unauthenticated remote attacker to trigger several actions on behalf of valid user accounts.","status":"published","published":"2021-12-14T12:07:11Z","modified":"2024-08-04T04:25:16.779Z","cwes":["CWE-668"],"updated_at":"2026-11-02T14:33:01.166399Z"}],"euvd":[{"id":"EUVD-2021-31356","description":"A vulnerability has been identified in SiPass integrated V2.76 (All versions), SiPass integrated V2.80 (All versions), SiPass integrated V2.85 (All versions), Siveillance Identity V1.5 (All versions), Siveillance Identity V1.6 (All versions \u003c V1.6.284.0). Affected applications insufficiently limit the access to the internal user authentication service. This could allow an unauthenticated remote attacker to trigger several actions on behalf of valid user accounts.","status":"published","published":"2021-12-14T12:07:11Z","modified":"2024-08-04T04:25:16Z","updated_at":"2026-11-03T03:08:29.150764Z"}],"ghsa":[{"id":"GHSA-7m98-whf4-6699","title":"A vulnerability has been identified in SiPass integrated V2.76 (All versions), SiPass integrated...","description":"A vulnerability has been identified in SiPass integrated V2.76 (All versions), SiPass integrated V2.80 (All versions), SiPass integrated V2.85 (All versions), Siveillance Identity V1.5 (All versions), Siveillance Identity V1.6 (All versions \u003c V1.6.284.0). Affected applications insufficiently limit the access to the internal user authentication service. This could allow an unauthenticated remote attacker to trigger several actions on behalf of valid user accounts.","status":"published","published":"2021-12-15T00:01:05Z","modified":"2023-02-01T05:07:04Z","cwes":["CWE-287","CWE-668"],"updated_at":"2026-11-02T14:50:28.399252Z"}],"nvd":[{"id":"CVE-2021-44524","description":"A vulnerability has been identified in SiPass integrated V2.76 (All versions), SiPass integrated V2.80 (All versions), SiPass integrated V2.85 (All versions), Siveillance Identity V1.5 (All versions), Siveillance Identity V1.6 (All versions \u003c V1.6.284.0). Affected applications insufficiently limit the access to the internal user authentication service. This could allow an unauthenticated remote attacker to trigger several actions on behalf of valid user accounts.","status":"published","published":"2021-12-14T12:15:12.147Z","modified":"2026-06-17T04:12:30.84Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-668","CWE-287"],"updated_at":"2026-11-02T14:07:02.189991Z"}]}}