CVE-2019-18978
- Source
- https://cve.org/CVERecord?id=CVE-2019-18978
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2019-18978.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2019-18978
- Aliases
- Downstream
- Published
- 2019-11-14T21:15:12.170Z
- Modified
- 2026-02-19T01:29:22.062925Z
- Severity
-
- 5.3 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N CVSS Calculator
- Summary
- [none]
- Details
-
An issue was discovered in the rack-cors (aka Rack CORS Middleware) gem before 1.0.4 for Ruby. It allows ../ directory traversal to access private resources because resource matching does not ensure that pathnames are in a canonical format.
- References
-
- https://github.com/cyu/rack-cors/commit/e4d4fc362a4315808927011cbe5afcfe5486f17d
- https://github.com/cyu/rack-cors/compare/v1.0.3...v1.0.4
- https://lists.debian.org/debian-lts-announce/2020/02/msg00004.html
- https://lists.debian.org/debian-lts-announce/2020/10/msg00000.html
- https://usn.ubuntu.com/4571-1/
- https://www.debian.org/security/2021/dsa-4918
- https://github.com/cyu/rack-cors/commit/e4d4fc362a4315808927011cbe5afcfe5486f17d
- https://github.com/cyu/rack-cors/compare/v1.0.3...v1.0.4
- https://lists.debian.org/debian-lts-announce/2020/02/msg00004.html
- https://lists.debian.org/debian-lts-announce/2020/10/msg00000.html