{"cve":"CVE-2018-4056","nvd":{"published":"2019-02-05T18:29:00.850","modified":"2026-06-17T01:58:18.037","status":"Modified","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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-89"],"references":["https://lists.debian.org/debian-lts-announce/2019/02/msg00017.html","https://talosintelligence.com/vulnerability_reports/TALOS-2018-0730","https://www.debian.org/security/2019/dsa-4373","https://lists.debian.org/debian-lts-announce/2019/02/msg00017.html","https://talosintelligence.com/vulnerability_reports/TALOS-2018-0730"],"products":["coturn_project:coturn","debian:debian_linux"],"source":"nvd","synced_at":"2026-10-19T20:54:46.948512734+00:00"},"epss":{"cve":"CVE-2018-4056","score":0.02955,"percentile":0.87184,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}