{"id":"CVE-2020-11052","aliases":["EUVD-2020-0428","GHSA-jc8m-cxhj-668x"],"status":"published","title":"Improper Restriction of Excessive Authentication Attempts in Sorcery","description":"In Sorcery before 0.15.0, there is a brute force vulnerability when using password authentication via Sorcery. The brute force protection submodule will prevent a brute force attack for the defined lockout period, but once expired, protection will not be re-enabled until a user or malicious actor logs in successfully. This does not affect users that do not use the built-in brute force protection submodule, nor users that use permanent account lockout. This has been patched in 0.15.0.","severity":{"version":"3.1","score":8.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.01598,"percentile":0.75976,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-307"],"published":"2020-05-07T20:25:14Z","modified":"2026-10-20T10:51:40Z","fixes":[{"ecosystem":"RubyGems","package":"sorcery","fixed_in":["0.15.0"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"RubyGems","package":"sorcery","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.15.0"}]}]},{"source":"osv","ecosystem":"RubyGems","package":"sorcery","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"0.15.0"}]}],"versions":["0.1.0","0.1.1","0.1.2","0.1.3","0.1.4","0.10.0","0.10.1","0.10.2","0.10.3","0.11.0","0.12.0","0.13.0","0.14.0","0.2.0","0.2.1","0.3.0","0.3.1","0.4.0","0.4.1","0.4.2","0.5.0","0.5.1","0.5.2","0.5.21","0.5.3","0.5.30","0.6.0","0.6.1","0.7.0","0.7.1","0.7.10","0.7.11","0.7.12","0.7.13","0.7.2","0.7.3","0.7.4","0.7.5","0.7.6","0.7.7","0.7.8","0.7.9","0.8.0","0.8.1","0.8.2","0.8.4","0.8.5","0.8.6","0.9.0","0.9.1"]}],"products":[{"vendor":"sorcery","product":"sorcery"},{"vendor":"sorcery_project","product":"sorcery"}],"references":[{"url":"https://github.com/Sorcery/sorcery/security/advisories/GHSA-jc8m-cxhj-668x","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory","advisory","web"]},{"url":"https://github.com/Sorcery/sorcery/issues/231","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","advisory","web"]},{"url":"https://github.com/Sorcery/sorcery/pull/235","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","web"]},{"url":"https://github.com/Sorcery/sorcery/commit/0f116d223826895a73b12492f17486e5d54ab7a7","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-11052","tags":["advisory"]},{"url":"https://github.com/rubysec/ruby-advisory-db/blob/master/gems/sorcery/CVE-2020-11052.yml","tags":["web"]},{"url":"https://github.com/advisories/GHSA-jc8m-cxhj-668x"},{"url":"https://github.com/Sorcery/sorcery","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2020-11052","title":"Improper Restriction of Excessive Authentication Attempts in Sorcery","description":"In Sorcery before 0.15.0, there is a brute force vulnerability when using password authentication via Sorcery. The brute force protection submodule will prevent a brute force attack for the defined lockout period, but once expired, protection will not be re-enabled until a user or malicious actor logs in successfully. This does not affect users that do not use the built-in brute force protection submodule, nor users that use permanent account lockout. This has been patched in 0.15.0.","status":"published","published":"2020-05-07T20:25:14Z","modified":"2024-08-04T11:21:14.666Z","cvss":[{"version":"3.1","score":8.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L","level":"high","assessor":"cna"}],"cwes":["CWE-307"],"updated_at":"2026-11-02T14:35:57.352161Z"}],"euvd":[{"id":"EUVD-2020-0428","description":"In Sorcery before 0.15.0, there is a brute force vulnerability when using password authentication via Sorcery. The brute force protection submodule will prevent a brute force attack for the defined lockout period, but once expired, protection will not be re-enabled until a user or malicious actor logs in successfully. This does not affect users that do not use the built-in brute force protection submodule, nor users that use permanent account lockout. This has been patched in 0.15.0.","status":"published","published":"2020-05-07T20:25:14Z","modified":"2024-08-04T11:21:14Z","cvss":[{"version":"3.1","score":8.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L","level":"high"}],"updated_at":"2026-11-03T03:07:48.471313Z"}],"ghsa":[{"id":"GHSA-jc8m-cxhj-668x","title":"Improper Restriction of Excessive Authentication Attempts in Sorcery","description":"### Impact\nBrute force vulnerability when using password authentication via Sorcery. The brute force protection submodule will prevent a brute force attack for the defined lockout period, but once expired protection will not be re-enabled until a user or malicious actor logs in successfully. This does not affect users that do not use the built-in brute force protection submodule, nor users that use permanent account lockout.\n\n### Patches\nPatched as of version `0.15.0`.\n\n### Workarounds\nCurrently no workarounds, other than monkey patching the authenticate method provided by Sorcery or upgrading to version `0.15.0`.","status":"published","published":"2020-05-07T21:16:46Z","modified":"2023-05-16T16:16:59Z","cvss":[{"version":"3.1","score":8.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L","level":"high"}],"cwes":["CWE-307"],"updated_at":"2026-11-02T14:36:52.310293Z"}],"nvd":[{"id":"CVE-2020-11052","description":"In Sorcery before 0.15.0, there is a brute force vulnerability when using password authentication via Sorcery. The brute force protection submodule will prevent a brute force attack for the defined lockout period, but once expired, protection will not be re-enabled until a user or malicious actor logs in successfully. This does not affect users that do not use the built-in brute force protection submodule, nor users that use permanent account lockout. This has been patched in 0.15.0.","status":"published","published":"2020-05-07T21:15:11.483Z","modified":"2026-06-17T02:48:56.977Z","cvss":[{"version":"3.1","score":8.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L","level":"high","assessor":"secondary"},{"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":5,"vector":"AV:N/AC:L/Au:N/C:P/I:N/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-307"],"updated_at":"2026-11-02T14:06:00.784809Z"}],"osv":[{"id":"CVE-2020-11052","description":"In Sorcery before 0.15.0, there is a brute force vulnerability when using password authentication via Sorcery. The brute force protection submodule will prevent a brute force attack for the defined lockout period, but once expired, protection will not be re-enabled until a user or malicious actor logs in successfully. This does not affect users that do not use the built-in brute force protection submodule, nor users that use permanent account lockout. This has been patched in 0.15.0.","status":"published","published":"2020-05-07T21:15:11.483Z","modified":"2026-10-20T10:51:40.909085975Z","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"}],"updated_at":"2026-11-02T15:44:13.492058Z"},{"id":"GHSA-jc8m-cxhj-668x","title":"Improper Restriction of Excessive Authentication Attempts in Sorcery","description":"### Impact\nBrute force vulnerability when using password authentication via Sorcery. The brute force protection submodule will prevent a brute force attack for the defined lockout period, but once expired protection will not be re-enabled until a user or malicious actor logs in successfully. This does not affect users that do not use the built-in brute force protection submodule, nor users that use permanent account lockout.\n\n### Patches\nPatched as of version `0.15.0`.\n\n### Workarounds\nCurrently no workarounds, other than monkey patching the authenticate method provided by Sorcery or upgrading to version `0.15.0`.","status":"published","published":"2020-05-07T21:16:46Z","modified":"2026-07-08T06:00:06.653500011Z","cvss":[{"version":"3.1","score":8.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:L","level":"high"}],"cwes":["CWE-307"],"updated_at":"2026-11-02T15:46:50.336262Z"}]}}