{"id":"CVE-2016-0783","aliases":["EUVD-2016-0797","GHSA-f7c4-r58g-c8jh"],"status":"published","title":"The sendHashByUser function in Apache OpenMeetings before 3.1.1 generates predictable password...","description":"The sendHashByUser function in Apache OpenMeetings before 3.1.1 generates predictable password reset tokens, which makes it easier for remote attackers to reset arbitrary user passwords by leveraging knowledge of a user name and the current system time.","severity":{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.07104,"percentile":0.94276,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-200"],"published":"2016-04-11T14:00:00Z","modified":"2026-06-17T00:38:13Z","products":[{"vendor":"apache","product":"openmeetings"}],"references":[{"url":"http://haxx.ml/post/141655340521/all-your-meetings-are-belong-to-us-remote-code","tags":["x_refsource_MISC","x_transferred"]},{"url":"http://packetstormsecurity.com/files/136432/Apache-OpenMeetings-3.1.0-MD5-Hashing.html","tags":["x_refsource_MISC","x_transferred"]},{"url":"https://www.apache.org/dist/openmeetings/3.1.1/CHANGELOG","tags":["x_refsource_CONFIRM","x_transferred"]},{"url":"http://www.securityfocus.com/archive/1/537886/100/0/threaded","tags":["mailing-list","x_refsource_BUGTRAQ","x_transferred"]},{"url":"http://openmeetings.apache.org/security.html","tags":["x_refsource_CONFIRM","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2016-0783"},{"url":"https://github.com/advisories/GHSA-f7c4-r58g-c8jh"}],"sources":{"cve":[{"id":"CVE-2016-0783","description":"The sendHashByUser function in Apache OpenMeetings before 3.1.1 generates predictable password reset tokens, which makes it easier for remote attackers to reset arbitrary user passwords by leveraging knowledge of a user name and the current system time.","status":"published","published":"2016-04-11T14:00:00Z","modified":"2024-08-05T22:30:04.152Z","updated_at":"2026-11-02T14:33:37.446553Z"}],"euvd":[{"id":"EUVD-2016-0797","description":"The sendHashByUser function in Apache OpenMeetings before 3.1.1 generates predictable password reset tokens, which makes it easier for remote attackers to reset arbitrary user passwords by leveraging knowledge of a user name and the current system time.","status":"published","published":"2016-04-11T14:00:00Z","modified":"2024-08-05T22:30:04Z","updated_at":"2026-11-03T02:23:00.426765Z"}],"ghsa":[{"id":"GHSA-f7c4-r58g-c8jh","title":"The sendHashByUser function in Apache OpenMeetings before 3.1.1 generates predictable password...","description":"The sendHashByUser function in Apache OpenMeetings before 3.1.1 generates predictable password reset tokens, which makes it easier for remote attackers to reset arbitrary user passwords by leveraging knowledge of a user name and the current system time.","status":"published","published":"2022-05-14T02:47:05Z","modified":"2023-02-02T05:06:33Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:52:19.633418Z"}],"nvd":[{"id":"CVE-2016-0783","description":"The sendHashByUser function in Apache OpenMeetings before 3.1.1 generates predictable password reset tokens, which makes it easier for remote attackers to reset arbitrary user passwords by leveraging knowledge of a user name and the current system time.","status":"published","published":"2016-04-11T14:59:06.347Z","modified":"2026-06-17T00:38:13.447Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-200"],"updated_at":"2026-11-02T14:03:23.795791Z"}]}}