{"id":"CVE-2020-36939","aliases":["EUVD-2020-30857","GHSA-8mfv-xhp5-48q9"],"status":"published","title":"Cassandra Web 0.5.0 - Remote File Read","description":"Cassandra Web 0.5.0 contains a directory traversal vulnerability that allows unauthenticated attackers to read arbitrary files by manipulating path traversal parameters. Attackers can exploit the disabled Rack::Protection module to read sensitive system files like /etc/passwd and retrieve Apache Cassandra database credentials.","severity":{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.02977,"percentile":0.87379,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-22"],"published":"2026-01-27T15:23:47Z","modified":"2026-10-08T16:16:43Z","exploits":[{"source":"metasploit","id":"auxiliary/scanner/http/cassandra_web_file_read","title":"Cassandra Web File Read Vulnerability","type":"auxiliary","verified":true,"url":"https://www.rapid7.com/db/modules/auxiliary/scanner/http/cassandra_web_file_read"}],"affected":[{"source":"ghsa","ecosystem":"RubyGems","package":"cassandra-web","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"0.5.0"}]}]},{"source":"osv","ecosystem":"RubyGems","package":"cassandra-web","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"0.5.0"}]}],"versions":["0.1.0","0.1.1","0.2.0","0.3.0","0.4.0","0.5.0"]}],"products":[{"vendor":"avalanche123","product":"cassandra web"}],"references":[{"url":"https://www.exploit-db.com/exploits/49362","tags":["exploit","web"]},{"url":"https://github.com/avalanche123/cassandra-web","tags":["product","package"]},{"url":"https://rubygems.org/gems/cassandra-web/versions/0.5.0","tags":["product","web"]},{"url":"https://www.vulncheck.com/advisories/cassandra-web-remote-file-read","tags":["third-party-advisory","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-36939","tags":["advisory"]},{"url":"https://github.com/rubysec/ruby-advisory-db/blob/master/gems/cassandra-web/CVE-2020-36939.yml","tags":["web"]},{"url":"https://github.com/advisories/GHSA-8mfv-xhp5-48q9"}],"sources":{"cve":[{"id":"CVE-2020-36939","title":"Cassandra Web 0.5.0 - Remote File Read","description":"Cassandra Web 0.5.0 contains a directory traversal vulnerability that allows unauthenticated attackers to read arbitrary files by manipulating path traversal parameters. Attackers can exploit the disabled Rack::Protection module to read sensitive system files like /etc/passwd and retrieve Apache Cassandra database credentials.","status":"published","published":"2026-01-27T15:23:47.357Z","modified":"2026-10-08T15:20:47.631Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"high","assessor":"cna"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"cna"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:35:55.128961Z"}],"euvd":[{"id":"EUVD-2020-30857","description":"Cassandra Web 0.5.0 contains a directory traversal vulnerability that allows unauthenticated attackers to read arbitrary files by manipulating path traversal parameters. Attackers can exploit the disabled Rack::Protection module to read sensitive system files like /etc/passwd and retrieve Apache Cassandra database credentials.","status":"published","published":"2026-01-27T15:23:47Z","modified":"2026-10-08T15:20:47Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"high"}],"updated_at":"2026-11-02T17:27:32.642438Z"}],"ghsa":[{"id":"GHSA-8mfv-xhp5-48q9","title":"Cassandra Web - Remote File Read","description":"Cassandra Web 0.5.0 contains a directory traversal vulnerability that allows unauthenticated attackers to read arbitrary files by manipulating path traversal parameters. Attackers can exploit the disabled Rack::Protection module to read sensitive system files like /etc/passwd and retrieve Apache Cassandra database credentials.","status":"published","published":"2026-01-27T18:32:13Z","modified":"2026-09-08T18:17:11Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"high"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:41:13.477974Z"}],"nvd":[{"id":"CVE-2020-36939","description":"Cassandra Web 0.5.0 contains a directory traversal vulnerability that allows unauthenticated attackers to read arbitrary files by manipulating path traversal parameters. Attackers can exploit the disabled Rack::Protection module to read sensitive system files like /etc/passwd and retrieve Apache Cassandra database credentials.","status":"published","published":"2026-01-27T16:16:11.12Z","modified":"2026-10-08T16:16:43.67Z","cvss":[{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"high","assessor":"secondary"},{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high","assessor":"secondary"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T14:06:48.591569Z"}],"osv":[{"id":"GHSA-8mfv-xhp5-48q9","title":"Cassandra Web - Remote File Read","description":"Cassandra Web 0.5.0 contains a directory traversal vulnerability that allows unauthenticated attackers to read arbitrary files by manipulating path traversal parameters. Attackers can exploit the disabled Rack::Protection module to read sensitive system files like /etc/passwd and retrieve Apache Cassandra database credentials.","status":"published","published":"2026-01-27T18:32:13Z","modified":"2026-09-08T18:41:07.651834Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","level":"high"},{"version":"4.0","score":8.7,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N","level":"high"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T15:46:42.437513Z"}]}}