VDB
CVE-2019-18978
CVE-2019-18978
PUBLISHED
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.
EPSS 0.78% · 74.0th percentile
Risk Scores
EPSS Score
0.78%
74.0th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:18.04:LTS | ruby-rack-cors | 0, 0.4.1-1, 1.0.1-2 |
| Ubuntu:16.04:LTS | ruby-rack-cors | 0, 0.4.0-1+deb9u1build0.16.04.1, 0.4.0-1 |
Exploit Intelligence
- https://github.com/cyu/rack-cors/commit/e4d4fc362a4315808927011cbe5afcfe5486f17d (circl)
- https://github.com/cyu/rack-cors/compare/v1.0.3...v1.0.4 (circl)
- [debian-lts-announce] 20200206 [SECURITY] [DLA 2096-1] ruby-rack-cors security update (circl)
- [debian-lts-announce] 20201001 [SECURITY] [DLA 2389-1] ruby-rack-cors security update (circl)
- USN-4571-1 (circl)
- DSA-4918 (circl)
Timeline
- Nov 14, 2019 CVE Published
- Nov 18, 2019 CVE Updated
- Apr 14, 2021 EPSS Score
- Jun 23, 2021 EPSS Score
- Aug 24, 2021 EPSS Score
- Dec 27, 2021 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Feb 28, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- Jul 3, 2022 EPSS Score
- Sep 4, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2019-18978 third-party-advisory
- https://github.com/cyu/rack-cors/compare/v1.0.3...v1.0.4 third-party-advisory
- https://ubuntu.com/security/notices/USN-4571-1 vendor-advisory
- https://www.cve.org/CVERecord?id=CVE-2019-18978 third-party-advisory