SB2025072328 - Ubuntu update for ruby-sinatra



SB2025072328 - Ubuntu update for ruby-sinatra

Published: July 23, 2025

Security Bulletin ID SB2025072328
Severity
High
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 50% Medium 50%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Path traversal (CVE-ID: CVE-2022-29970)

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences. A remote attacker can send a specially crafted HTTP request and read arbitrary files on the system.


2) Download of code without integrity check (CVE-ID: CVE-2022-45442)

The vulnerability allows a remote attacker to compromise the affected system

The vulnerability exists due to software 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. A remote attacker cam compromise the affected system.


Remediation

Install update from vendor's website.