Sinatra vulnerable to Reflected File Download attack

高 8.8CVE-2022-45442 · GHSA-2x8x-jmrp-phxw · 28/11/2022 公開 · 17/06/2026 更新

要点

CVE-2022-45442 は sinatra, sinatra (sinatrarb) に影響する深刻度「高」 (CVSS 8.8) の脆弱性です。
今後30日間に悪用される確率（EPSS）：0.69%（全脆弱性の 52.8% より高い）。
対処：2.2.3, 3.0.4 以降に更新してください。

パッケージ	影響を受けるバージョン	修正済みバージョン
sinatra RubyGems	`≥ 2.0.0, < 2.2.3≥ 3.0, < 3.0.4`	`2.2.33.0.4`
sinatra sinatrarb	`≥ 2.0.0, < 2.2.3≥ 3.0.0, < 3.0.4`	`2.2.33.0.4`

概要

Description

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.

References

NVD の説明

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.