Advisories for Nuget/Snowflake.Data package

2025

Snowflake.Data has weak temporary files permissions

Issue Snowflake discovered and remediated a vulnerability in the Snowflake Connector for .NET in which files downloaded from stages are temporarily placed in a world-readable local directory, making them accessible to unauthorized users on the same machine. This vulnerability affects versions 2.0.12 through 4.2.0 on Linux and macOS. Snowflake fixed the issue in version 4.3.0. Vulnerability Details When downloading files from stages, the Snowflake Connector for .NET uses the OS …

2023

Improper Certificate Validation

The Snowflake .NET driver provides an interface to the Microsoft .NET open source software framework for developing applications. Snowflake recently received a report about a vulnerability in the Snowflake Connector .NET where the checks against the Certificate Revocation List (CRL) were not performed where the insecureMode flag was set to false, which is the default setting. The vulnerability affects versions between 2.0.25 and 2.1.4 (inclusive). Snowflake fixed the issue in …

Improper Neutralization of Special Elements used in a Command ('Command Injection')

snowflake-connector-net, the Snowflake Connector for .NET, is vulnerable to command injection prior to version 2.0.18 via SSO URL authentication. In order to exploit the potential for command injection, an attacker would need to be successful in (1) establishing a malicious resource and (2) redirecting users to utilize the resource. The attacker could set up a malicious, publicly accessible server which responds to the SSO URL with an attack payload. If …