{"id":"CVE-2021-41551","aliases":["EUVD-2021-28569","GHSA-3r32-ggmf-p3vp"],"status":"published","title":"Leostream Connection Broker 9.0.40.17 allows administrators to conduct directory traversal...","description":"Leostream Connection Broker 9.0.40.17 allows administrators to conduct directory traversal attacks by uploading z ZIP file that contains a symbolic link.","severity":{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.01316,"percentile":0.71157,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-22","CWE-59"],"published":"2022-01-18T14:45:57Z","modified":"2026-06-17T04:08:37Z","products":[{"vendor":"leostream","product":"connection_broker"}],"references":[{"url":"https://www.leostream.com/resource/leostream-connection-broker-9-0/","tags":["x_refsource_MISC","x_transferred","Release Notes","Vendor Advisory"]},{"url":"https://leostream.com/wp-content/uploads/2018/11/Leostream_release_notes.pdf","tags":["x_refsource_MISC","x_transferred","Release Notes","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-41551"},{"url":"https://github.com/advisories/GHSA-3r32-ggmf-p3vp"}],"sources":{"cve":[{"id":"CVE-2021-41551","description":"Leostream Connection Broker 9.0.40.17 allows administrators to conduct directory traversal attacks by uploading z ZIP file that contains a symbolic link.","status":"published","published":"2022-01-18T14:45:57Z","modified":"2024-08-04T03:15:28.605Z","updated_at":"2026-11-02T14:32:59.105382Z"}],"euvd":[{"id":"EUVD-2021-28569","description":"Leostream Connection Broker 9.0.40.17 allows administrators to conduct directory traversal attacks by uploading z ZIP file that contains a symbolic link.","status":"published","published":"2022-01-18T14:45:57Z","modified":"2024-08-04T03:15:28Z","updated_at":"2026-11-03T03:24:17.663217Z"}],"ghsa":[{"id":"GHSA-3r32-ggmf-p3vp","title":"Leostream Connection Broker 9.0.40.17 allows administrators to conduct directory traversal...","description":"Leostream Connection Broker 9.0.40.17 allows administrators to conduct directory traversal attacks by uploading z ZIP file that contains a symbolic link.","status":"published","published":"2022-01-19T00:01:18Z","modified":"2023-01-27T05:01:58Z","cvss":[{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","level":"medium"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:41:59.85242Z"}],"nvd":[{"id":"CVE-2021-41551","description":"Leostream Connection Broker 9.0.40.17 allows administrators to conduct directory traversal attacks by uploading z ZIP file that contains a symbolic link.","status":"published","published":"2022-01-18T15:15:08.207Z","modified":"2026-06-17T04:08:37.897Z","cvss":[{"version":"3.1","score":4.9,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:N/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-59"],"updated_at":"2026-11-02T14:07:03.821385Z"}]}}