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Vulnerability DatabaseCVE-2022-21687
CVE-2022-21687:
NixOS vulnerability analysis and mitigation
Overview
gh-ost, a triggerless online schema migration solution for MySQL, versions prior to 1.1.3 were subject to an arbitrary file read vulnerability. The vulnerability, identified as CVE-2022-21687, was discovered in the -database parameter which did not properly sanitize user input. The issue was disclosed on January 31, 2022 (GitHub Advisory).
Technical details
The vulnerability stems from improper input validation in the -database parameter, which allows users to inject DSN (Data Source Name) strings. The issue has been assigned a CVSS v3.1 base score of 6.5 (Medium) with the vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N. The vulnerability is classified under CWE-20 (Improper Input Validation) (NVD).
Impact
The vulnerability could lead to arbitrary file read on the affected system. An attacker could potentially access sensitive files on the server where gh-ost is running (GitHub Advisory).
Mitigation and workarounds
The vulnerability has been patched in version 1.1.3 of gh-ost. Users are advised to upgrade to this version or later. No workarounds are available for this vulnerability (GitHub Advisory).
Additional resources
Source: This report was generated using AI
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