Insecure SSL Certificate Verification in Canada Post Module of PrestaShop

CVE-2012-5799 · MEDIUM Severity

AV:N/AC:M/AU:N/C:P/I:P/A:N

The Canada Post (aka CanadaPost) module in PrestaShop does not verify that the server hostname matches a domain name in the subject's Common Name (CN) or subjectAltName field of the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate, related to use of the PHP fsockopen function.

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