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CVE details

CVE-2016-3739

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.

Score
5.3 medium
Published
2016-05-20
Links
NVD · cve.org

Affected ports (1)

PortPackageVersionStatusMaintainer
ftp/linux-c7-curllinux-c7-curl7.29.0_13unaddressedemulation@FreeBSD.org

Template for a VuXML entry

Range taken from the CVE record, check it before committing. make newentry in security/vuxml creates the vid.

  <vuln vid="FIXME (make newentry)">
    <topic>FIXME -- FIXME</topic>
    <affects>
      <package>
	<name>linux-c7-curl</name>
	<range><lt>FIXME</lt></range>
      </package>
    </affects>
    <description>
      <body xmlns="http://www.w3.org/1999/xhtml">
	<p>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.</p>
      </body>
    </description>
    <references>
      <cvename>CVE-2016-3739</cvename>
      <url>https://nvd.nist.gov/vuln/detail/CVE-2016-3739</url>
    </references>
    <dates>
      <discovery>2016-05-20</discovery>
      <entry>2026-10-25</entry>
    </dates>
  </vuln>