{ "CVE_data_meta": { "ASSIGNER": "secalert@redhat.com", "ID": "CVE-2013-4314", "STATE": "PUBLIC" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "n/a", "version": { "version_data": [ { "version_value": "n/a" } ] } } ] }, "vendor_name": "n/a" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "The X509Extension in pyOpenSSL before 0.13.1 does not properly handle a '\\0' character in a domain name in the Subject Alternative Name field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority." } ] }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "n/a" } ] } ] }, "references": { "reference_data": [ { "name": "DSA-2763", "refsource": "DEBIAN", "url": "http://www.debian.org/security/2013/dsa-2763" }, { "name": "[pyOpenSSL-Users] 20130904 pyOpenSSL 0.13.1", "refsource": "MLIST", "url": "https://mail.python.org/pipermail/pyopenssl-users/2013-September/000478.html" }, { "name": "https://bugzilla.redhat.com/show_bug.cgi?id=1005325", "refsource": "CONFIRM", "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1005325" }, { "name": "openSUSE-SU-2013:1648", "refsource": "SUSE", "url": "http://lists.opensuse.org/opensuse-updates/2013-11/msg00015.html" }, { "name": "[oss-security] 20130906 Re: CVE request: pyOpenSSL hostname check bypassing vulnerability", "refsource": "MLIST", "url": "http://www.openwall.com/lists/oss-security/2013/09/06/2" }, { "name": "USN-1965-1", "refsource": "UBUNTU", "url": "http://www.ubuntu.com/usn/USN-1965-1" } ] } }