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CVE-2016-3739

nvd nist
Published: May 20, 2016Modified: May 6, 2026

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5.3
Vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N
Exploitability: 1.6 / Impact: 3.6
Source: NVD

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.

Affected (37)

Products: Haxx: Curl
Haxx
1 product
Curl
Configuration A
37 vulnerable
Vulnerable SoftwareAffected Versions
Haxx
Curl
Version 7.21.0
Curl
Version 7.21.1
Curl
Version 7.21.2
Curl
Version 7.21.3
Curl
Version 7.21.4
Curl
Version 7.21.5
Curl
Version 7.21.6
Curl
Version 7.21.7
Curl
Version 7.22.0
Curl
Version 7.23.0
Curl
Version 7.23.1
Curl
Version 7.24.0
Curl
Version 7.25.0
Curl
Version 7.26.0
Curl
Version 7.27.0
Curl
Version 7.28.0
Curl
Version 7.28.1
Curl
Version 7.29.0
Curl
Version 7.30.0
Curl
Version 7.31.0
Curl
Version 7.32.0
Curl
Version 7.33.0
Curl
Version 7.34.0
Curl
Version 7.35.0
Curl
Version 7.36.0
Curl
Version 7.38.0
Curl
Version 7.39.0
Curl
Version 7.40.0
Curl
Version 7.41.0
Curl
Version 7.42.0
Curl
Version 7.42.1
Curl
Version 7.43.0
Curl
Version 7.44.0
Curl
Version 7.45.0
Curl
Version 7.46.0
Curl
Version 7.47.0
Curl
Version 7.48.0

Related CWEs

CWE-20
Improper Input Validation
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.

References (22)

Source: secalert@redhat.com
Source: secalert@redhat.com
Source: secalert@redhat.com
Source: secalert@redhat.com
Source: secalert@redhat.com
Source: secalert@redhat.com
Vendor Advisory
Source: secalert@redhat.com
Source: secalert@redhat.com
Vendor Advisory
Source: secalert@redhat.com
Source: secalert@redhat.com
Source: secalert@redhat.com
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108
Source: af854a3a-2127-422b-91ae-364da2661108

Timeline

No history available yet.