CVE-2022-45442
HIGHSinatra 2.0-2.2.2 and 3.0-3.0.3 - Reflected File Download via User-Supplied Filename in Content-Disposition Header
Title source: llmDescription
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.
References (6)
Core 6
Core References
Not Applicable
https://github.com/advisories/GHSA-8x94-hmjh-97hq
Patch, Third Party Advisory
https://github.com/sinatra/sinatra/commit/ea8fc9495a350f7551b39e3025bfcd06f49f363b
Third Party Advisory
https://github.com/sinatra/sinatra/security/advisories/GHSA-2x8x-jmrp-phxw
Exploit, Third Party Advisory
https://www.blackhat.com/docs/eu-14/materials/eu-14-Hafif-Reflected-File-Download-A-New-Web-Attack-Vector.pdf
Mailing List, Third Party Advisory mailing-list
https://lists.debian.org/debian-lts-announce/2023/01/msg00005.html
Scores
CVSS v3
8.8
EPSS
0.0064
EPSS Percentile
45.8%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
total
Details
CWE
CWE-494
Status
published
Products (3)
debian/debian_linux
10.0
rubygems/sinatra
3.0 - 3.0.4RubyGems
sinatrarb/sinatra
2.0.0 - 2.2.3
Published
Nov 28, 2022
Tracked Since
Feb 18, 2026