CVE-2016-3739

MediumCVSS 5.3/10Last modified Jun 17, 2026

Description

The (1) mbed_connect_step1 function in lib/vtls/mbedtls.c and (2) polarssl_connect_step1 function in lib/vtls/polarssl.c in cURL and libcurl before 7.49.0, when using SSLv3 or making a TLS connection to a URL that uses a numerical IP address, allow remote attackers to spoof servers via an arbitrary valid certificate.

Metrics

CVSS 3.0 5.3/10CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N

Weakness enumeration

CWE-20

Affected software

No affected versions have been published.

Timeline

Published: May 20, 2016
Last modified: Jun 17, 2026
NVD status: Modified

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