{"id":"CVE-2017-0887","aliases":["EUVD-2017-1241","GHSA-fxf7-m32w-qh93"],"status":"published","title":"Nextcloud Server before 9.0.55 and 10.0.2 suffers from a bypass in the quota limitation. Due to...","description":"Nextcloud Server before 9.0.55 and 10.0.2 suffers from a bypass in the quota limitation. Due to not properly sanitizing values provided by the `OC-Total-Length` HTTP header an authenticated adversary may be able to exceed their configured user quota. Thus using more space than allowed by the administrator.","severity":{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00888,"percentile":0.59566,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20","CWE-807"],"published":"2017-04-05T20:00:00Z","modified":"2026-10-24T10:30:55Z","products":[{"vendor":"hackerone","product":"nextcloud server"},{"vendor":"nextcloud","product":"nextcloud server"},{"vendor":"nextcloud","product":"nextcloud_server"}],"references":[{"url":"https://nextcloud.com/security/advisory/?id=nc-sa-2017-005","tags":["x_refsource_CONFIRM","x_transferred","Broken Link","Patch","Vendor Advisory","fix"]},{"url":"https://hackerone.com/reports/173622","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-0887"},{"url":"https://github.com/advisories/GHSA-fxf7-m32w-qh93"}],"sources":{"cve":[{"id":"CVE-2017-0887","description":"Nextcloud Server before 9.0.55 and 10.0.2 suffers from a bypass in the quota limitation. Due to not properly sanitizing values provided by the `OC-Total-Length` HTTP header an authenticated adversary may be able to exceed their configured user quota. Thus using more space than allowed by the administrator.","status":"published","published":"2017-04-05T20:00:00Z","modified":"2024-08-05T13:18:06.509Z","cwes":["CWE-807"],"updated_at":"2026-11-02T14:33:22.381225Z"}],"euvd":[{"id":"EUVD-2017-1241","description":"Nextcloud Server before 9.0.55 and 10.0.2 suffers from a bypass in the quota limitation. Due to not properly sanitizing values provided by the `OC-Total-Length` HTTP header an authenticated adversary may be able to exceed their configured user quota. Thus using more space than allowed by the administrator.","status":"published","published":"2017-04-05T20:00:00Z","modified":"2024-08-05T13:18:06Z","updated_at":"2026-11-03T02:39:22.969866Z"}],"ghsa":[{"id":"GHSA-fxf7-m32w-qh93","title":"Nextcloud Server before 9.0.55 and 10.0.2 suffers from a bypass in the quota limitation. Due to...","description":"Nextcloud Server before 9.0.55 and 10.0.2 suffers from a bypass in the quota limitation. Due to not properly sanitizing values provided by the `OC-Total-Length` HTTP header an authenticated adversary may be able to exceed their configured user quota. Thus using more space than allowed by the administrator.","status":"published","published":"2022-05-13T01:38:26Z","modified":"2025-04-20T03:35:27Z","cvss":[{"version":"3.0","score":4.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"cwes":["CWE-20","CWE-807"],"updated_at":"2026-11-02T15:01:42.936377Z"}],"nvd":[{"id":"CVE-2017-0887","description":"Nextcloud Server before 9.0.55 and 10.0.2 suffers from a bypass in the quota limitation. Due to not properly sanitizing values provided by the `OC-Total-Length` HTTP header an authenticated adversary may be able to exceed their configured user quota. Thus using more space than allowed by the administrator.","status":"published","published":"2017-04-05T20:59:00.337Z","modified":"2026-06-17T00:58:28.003Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-807","CWE-20"],"updated_at":"2026-11-02T14:03:44.86906Z"}],"osv":[{"id":"CVE-2017-0887","description":"Nextcloud Server before 9.0.55 and 10.0.2 suffers from a bypass in the quota limitation. Due to not properly sanitizing values provided by the `OC-Total-Length` HTTP header an authenticated adversary may be able to exceed their configured user quota. Thus using more space than allowed by the administrator.","status":"published","published":"2017-04-05T20:59:00.337Z","modified":"2026-10-24T10:30:55.489711317Z","cvss":[{"version":"3.1","score":4.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:03.472693Z"}]}}