CVE-2022-45442

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.

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.

### 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 * https://www.blackhat.com/docs/eu-14/materials/eu-14-Hafif-Reflected-File-Download-A-New-Web-Attack-Vector.pdf * https://github.com/advisories/GHSA-8x94-hmjh-97hq

### 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 * https://www.blackhat.com/docs/eu-14/materials/eu-14-Hafif-Reflected-File-Download-A-New-Web-Attack-Vector.pdf * https://github.com/advisories/GHSA-8x94-hmjh-97hq

Sinatra es un lenguaje de dominio específico para crear aplicaciones web en Ruby. Se descubrió un problema en Sinatra 2.0 anterior a 2.2.3 y 3.0 anterior a 3.0.4. Una aplicación es vulnerable a un ataque de Reflected File Download (RFD) que establece el encabezado Content-Disposition de una respuesta cuando el nombre del archivo se deriva de una entrada proporcionada por el usuario. Las versiones 2.2.3 y 3.0.4 contienen parches para este problema.