{"id":"CVE-2020-11821","aliases":["EUVD-2020-4163","GHSA-7mvq-97q9-r9gg"],"status":"published","title":"In Rukovoditel 2.5.2, users' passwords and usernames are stored in a cookie with URL encoding,...","description":"In Rukovoditel 2.5.2, users' passwords and usernames are stored in a cookie with URL encoding, base64 encoding, and hashing. Thus, an attacker can easily apply brute force on them.","severity":{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-12","score":0.01103,"percentile":0.66189,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-312","CWE-522"],"published":"2020-04-27T14:19:16Z","modified":"2026-06-17T02:50:51Z","products":[{"vendor":"rukovoditel","product":"rukovoditel"}],"references":[{"url":"https://fatihhcelik.blogspot.com/2020/01/rukovoditel-password-hash-in-cookie-url.html","tags":["x_refsource_MISC","x_transferred","Exploit","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-11821"},{"url":"https://github.com/advisories/GHSA-7mvq-97q9-r9gg"}],"sources":{"cve":[{"id":"CVE-2020-11821","description":"In Rukovoditel 2.5.2, users' passwords and usernames are stored in a cookie with URL encoding, base64 encoding, and hashing. Thus, an attacker can easily apply brute force on them.","status":"published","published":"2020-04-27T14:19:16Z","modified":"2024-08-04T11:42:00.508Z","updated_at":"2026-11-02T14:35:57.352161Z"}],"euvd":[{"id":"EUVD-2020-4163","description":"In Rukovoditel 2.5.2, users' passwords and usernames are stored in a cookie with URL encoding, base64 encoding, and hashing. Thus, an attacker can easily apply brute force on them.","status":"published","published":"2020-04-27T14:19:16Z","modified":"2024-08-04T11:42:00Z","updated_at":"2026-11-03T03:07:41.956166Z"}],"ghsa":[{"id":"GHSA-7mvq-97q9-r9gg","title":"In Rukovoditel 2.5.2, users' passwords and usernames are stored in a cookie with URL encoding,...","description":"In Rukovoditel 2.5.2, users' passwords and usernames are stored in a cookie with URL encoding, base64 encoding, and hashing. Thus, an attacker can easily apply brute force on them.","status":"published","published":"2022-05-24T17:16:34Z","modified":"2023-01-29T05:02:21Z","cwes":["CWE-312"],"updated_at":"2026-11-02T14:45:03.903455Z"}],"nvd":[{"id":"CVE-2020-11821","description":"In Rukovoditel 2.5.2, users' passwords and usernames are stored in a cookie with URL encoding, base64 encoding, and hashing. Thus, an attacker can easily apply brute force on them.","status":"published","published":"2020-04-27T15:15:12.517Z","modified":"2026-06-17T02:50:51.657Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N","level":"medium","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-522"],"updated_at":"2026-11-02T14:05:59.718774Z"}]}}