CVE-2025-27809

MEDIUM EPSS 8.2%
Published Mar 25, 20251y ago · Modified Jun 17, 20261w ago
5.4 CVSS 3.1
Medium
Find Similar
Published Mar 25, 2025 1y ago
Last Modified Jun 17, 2026 1w ago

Description

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

Base Score
5.4
Exploitability
2.2
Impact
2.7
Vector string
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N
Attack Vector Network
Attack Complexity High
Privileges Required None
User Interaction None
Scope Changed
Confidentiality Low
Integrity Low
Availability None

Threat Intelligence

EPSS Exploit Probability
8.2% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available

Weaknesses 1

CWE-1188

Affected Products 2

VendorProductVersionRange
armmbed_tls* <2.28.10
trustedfirmwarembed_tls*≥3.0.0  –  <3.6.3

References 4

  • github.com https://github.com/Mbed-TLS/mbedtls/issues/466
    Issue Tracking
  • github.com https://github.com/Mbed-TLS/mbedtls/releases
    Release Notes
  • mastodon.social https://mastodon.social/@bagder/114219540623402700
    Not Applicable
  • mbed-tls.readthedocs.io https://mbed-tls.readthedocs.io/en/latest/security-advisories/mbedtls-security-advisory-2025-03-1/
    Third Party Advisory

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.