Name: CVE-2025-27809: Initialization of a Resource with an Insecure Default
Published: 2025-03-25T00:00:00.000Z
Keywords: CVE, CVE-2025-27809, CWE-1188, CVSS 5.4, EPSS 0.00184

Mbed TLS before 2.28.10 and 3.x before 3.6.3, on the client side, accepts servers that have trusted certificates for arbitrary hostnames unless the TLS client application calls mbedtls_ssl_set_hostname.

CVSS Details

CVSS 3.1 Base Score: 5.4
CVSS 3.1 Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N)

Covered by Rapid7

Product	Vendor Advisory	Solution File	Added	Published
Alpine Linux	View advisory ↗View advisory ↗	alpine-linux-upgrade-mbedtlsalpine-linux-upgrade-mbedtls2alpine-linux-upgrade-mbedtls3	Aug 8, 2025	Mar 25, 2025
Debian	View advisory ↗	no-fix-debian-deb-package	May 15, 2025	Mar 25, 2025

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