CVE-2022-45442
Sinatra vulnerable to Reflected File Download attack
- State
- Published
- Severity
- 8.8 High
- Published
- Nov 28, 2022
- Updated
- Nov 4, 2025
- Reserved
- Nov 15, 2022
Description
Sinatra is a domain-specific language for creating web applications in Ruby. An issue was discovered in Sinatra 2.0 before 2.2.3 and 3.0 before 3.0.4. An application is vulnerable to a reflected file download (RFD) attack that sets the Content-Disposition header of a response when the filename is derived from user-supplied input. Version 2.2.3 and 3.0.4 contain patches for this issue.
Scores
| CVSS | Score | Vector | Source |
|---|---|---|---|
| 3.1 | 8.8 High | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | GitHub_M |
Weaknesses
- CWE-494 Download of Code Without Integrity Check
Affected Products
| Product | Versions |
|---|---|
sinatrasinatra |
|
References
- https://github.com/sinatra/sinatra/security/advisories/GHSA-2x8x-jmrp-phxw
- https://github.com/sinatra/sinatra/commit/ea8fc9495a350f7551b39e3025bfcd06f49f363b
- https://github.com/advisories/GHSA-8x94-hmjh-97hq
- https://www.blackhat.com/docs/eu-14/materials/eu-14-Hafif-Reflected-File-Download-A-New-Web-Attack-Vector.pdf
- [debian-lts-announce] 20230110 [SECURITY] [DLA 3264-1] ruby-sinatra security updatemailing-list
- https://lists.debian.org/debian-lts-announce/2024/09/msg00020.html
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