ARM mbed TLS before 1.3.21 and 2.x before 2.1.9, if optional authentication is configured, allows remote attackers to bypass peer authentication via an X.509 certificate chain with many intermediates. NOTE: although mbed TLS was formerly known as PolarSSL, the releases shipped with the PolarSSL name are not affected.

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Advisories
Source ID Title
Debian DSA Debian DSA DSA-3967-1 mbedtls security update
EUVD EUVD EUVD-2017-5547 ARM mbed TLS before 1.3.21 and 2.x before 2.1.9, if optional authentication is configured, allows remote attackers to bypass peer authentication via an X.509 certificate chain with many intermediates. NOTE: although mbed TLS was formerly known as PolarSSL, the releases shipped with the PolarSSL name are not affected.
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

Fri, 05 Jun 2026 19:45:00 +0000

Type Values Removed Values Added
First Time appeared Trustedfirmware
Trustedfirmware mbed Tls
CPEs cpe:2.3:a:arm:mbed_tls:1.3.10:*:*:*:*:*:*:*
cpe:2.3:a:arm:mbed_tls:1.3.11:*:*:*:*:*:*:*
cpe:2.3:a:arm:mbed_tls:1.3.12:*:*:*:*:*:*:*
cpe:2.3:a:arm:mbed_tls:1.3.13:*:*:*:*:*:*:*
cpe:2.3:a:arm:mbed_tls:1.3.14:*:*:*:*:*:*:*
cpe:2.3:a:arm:mbed_tls:1.3.15:*:*:*:*:*:*:*
cpe:2.3:a:arm:mbed_tls:1.3.16:*:*:*:*:*:*:*
cpe:2.3:a:arm:mbed_tls:1.3.17:*:*:*:*:*:*:*
cpe:2.3:a:arm:mbed_tls:1.3.18:*:*:*:*:*:*:*
cpe:2.3:a:arm:mbed_tls:1.3.20:*:*:*:*:*:*:*
cpe:2.3:a:arm:mbed_tls:2.0.0:*:*:*:*:*:*:*
cpe:2.3:a:arm:mbed_tls:2.1.0:*:*:*:*:*:*:*
cpe:2.3:a:arm:mbed_tls:2.1.1:*:*:*:*:*:*:*
cpe:2.3:a:arm:mbed_tls:2.1.2:*:*:*:*:*:*:*
cpe:2.3:a:arm:mbed_tls:2.1.3:*:*:*:*:*:*:*
cpe:2.3:a:arm:mbed_tls:2.1.4:*:*:*:*:*:*:*
cpe:2.3:a:arm:mbed_tls:2.1.5:*:*:*:*:*:*:*
cpe:2.3:a:arm:mbed_tls:2.1.6:*:*:*:*:*:*:*
cpe:2.3:a:arm:mbed_tls:2.1.8:*:*:*:*:*:*:*
cpe:2.3:a:arm:mbed_tls:2.2.0:*:*:*:*:*:*:*
cpe:2.3:a:arm:mbed_tls:2.2.1:*:*:*:*:*:*:*
cpe:2.3:a:arm:mbed_tls:2.3.0:*:*:*:*:*:*:*
cpe:2.3:a:arm:mbed_tls:2.4.0:*:*:*:*:*:*:*
cpe:2.3:a:arm:mbed_tls:2.5.1:*:*:*:*:*:*:*
cpe:2.3:a:trustedfirmware:mbed_tls:1.3.10:*:*:*:*:*:*:*
cpe:2.3:a:trustedfirmware:mbed_tls:1.3.11:*:*:*:*:*:*:*
cpe:2.3:a:trustedfirmware:mbed_tls:1.3.12:*:*:*:*:*:*:*
cpe:2.3:a:trustedfirmware:mbed_tls:1.3.13:*:*:*:*:*:*:*
cpe:2.3:a:trustedfirmware:mbed_tls:1.3.14:*:*:*:*:*:*:*
cpe:2.3:a:trustedfirmware:mbed_tls:1.3.15:*:*:*:*:*:*:*
cpe:2.3:a:trustedfirmware:mbed_tls:1.3.16:*:*:*:*:*:*:*
cpe:2.3:a:trustedfirmware:mbed_tls:1.3.17:*:*:*:*:*:*:*
cpe:2.3:a:trustedfirmware:mbed_tls:1.3.18:*:*:*:*:*:*:*
cpe:2.3:a:trustedfirmware:mbed_tls:1.3.20:*:*:*:*:*:*:*
cpe:2.3:a:trustedfirmware:mbed_tls:2.0.0:*:*:*:*:*:*:*
cpe:2.3:a:trustedfirmware:mbed_tls:2.1.0:*:*:*:*:*:*:*
cpe:2.3:a:trustedfirmware:mbed_tls:2.1.1:*:*:*:*:*:*:*
cpe:2.3:a:trustedfirmware:mbed_tls:2.1.2:*:*:*:*:*:*:*
cpe:2.3:a:trustedfirmware:mbed_tls:2.1.3:*:*:*:*:*:*:*
cpe:2.3:a:trustedfirmware:mbed_tls:2.1.4:*:*:*:*:*:*:*
cpe:2.3:a:trustedfirmware:mbed_tls:2.1.5:*:*:*:*:*:*:*
cpe:2.3:a:trustedfirmware:mbed_tls:2.1.6:*:*:*:*:*:*:*
cpe:2.3:a:trustedfirmware:mbed_tls:2.1.8:*:*:*:*:*:*:*
cpe:2.3:a:trustedfirmware:mbed_tls:2.2.0:*:*:*:*:*:*:*
cpe:2.3:a:trustedfirmware:mbed_tls:2.2.1:*:*:*:*:*:*:*
cpe:2.3:a:trustedfirmware:mbed_tls:2.3.0:*:*:*:*:*:*:*
cpe:2.3:a:trustedfirmware:mbed_tls:2.4.0:*:*:*:*:*:*:*
cpe:2.3:a:trustedfirmware:mbed_tls:2.5.1:*:*:*:*:*:*:*
Vendors & Products Trustedfirmware
Trustedfirmware mbed Tls

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-05T19:13:41.938Z

Reserved: 2017-08-30T00:00:00.000Z

Link: CVE-2017-14032

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2017-08-30T20:29:00.337

Modified: 2026-06-05T19:38:32.047

Link: CVE-2017-14032

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses