{
   "document": {
      "category": "csaf_security_advisory",
      "csaf_version": "2.0",
      "distribution": {
         "tlp": {
            "label": "WHITE",
            "url": "https://www.first.org/tlp/"
         }
      },
      "lang": "en",
      "notes": [
         {
            "category": "description",
            "text": "The Net::HTTPS module in libwww-perl (LWP) before 6.00, as used in WWW::Mechanize, LWP::UserAgent, and other products, when running in environments that do not set the If-SSL-Cert-Subject header, does not enable full validation of SSL certificates by default, which allows remote attackers to spoof servers via man-in-the-middle (MITM) attacks involving hostnames that are not properly validated.",
            "title": "Vulnerability Description"
         }
      ],
      "publisher": {
         "category": "other",
         "contact_details": "gdt@cpan.org",
         "name": "giterlizzi",
         "namespace": "https://github.com/giterlizzi/"
      },
      "references": [
         {
            "category": "self",
            "summary": "CPANSA-libwww-perl-2011-01 JSON",
            "url": "https://raw.githubusercontent.com/giterlizzi/perl-CPANSA-CSAF/develop/csaf/white/2011/cpansa-libwww-perl-2011-01.json"
         },
         {
            "category": "external",
            "summary": "http://vttynotes.blogspot.com/2010/12/man-in-middle-fun-with-perl-lwp.html",
            "url": "http://vttynotes.blogspot.com/2010/12/man-in-middle-fun-with-perl-lwp.html"
         },
         {
            "category": "external",
            "summary": "http://vttynotes.blogspot.com/2011/03/quick-note-on-lwp-and-perl-security-cve.html",
            "url": "http://vttynotes.blogspot.com/2011/03/quick-note-on-lwp-and-perl-security-cve.html"
         },
         {
            "category": "external",
            "summary": "CVE-2011-0633 (NVD)",
            "url": "https://nvd.nist.gov/vuln/detail/CVE-2011-0633"
         }
      ],
      "title": "libwww-perl vulnerability",
      "tracking": {
         "current_release_date": "2011-01-20T00:00:00",
         "generator": {
            "engine": {
               "name": "CSAF Perl Toolkit",
               "version": "0.26"
            }
         },
         "id": "CPANSA-libwww-perl-2011-01",
         "initial_release_date": "2011-01-20T00:00:00",
         "revision_history": [
            {
               "date": "2011-01-20T00:00:00",
               "number": "1",
               "summary": "First release"
            }
         ],
         "status": "final",
         "version": "1"
      }
   },
   "product_tree": {
      "branches": [
         {
            "branches": [
               {
                  "category": "product_version_range",
                  "name": "vers:cpan/<6.00",
                  "product": {
                     "name": "libwww-perl less than 6.00",
                     "product_id": "CSAFPID-0001"
                  }
               },
               {
                  "category": "product_version_range",
                  "name": "vers:cpan/>=6.00",
                  "product": {
                     "name": "libwww-perl greater than or equal 6.00",
                     "product_id": "CSAFPID-0002"
                  }
               }
            ],
            "category": "product_name",
            "name": "libwww-perl"
         }
      ]
   },
   "vulnerabilities": [
      {
         "cve": "CVE-2011-0633",
         "cwe": {
            "id": "CWE-20",
            "name": "Improper Input Validation"
         },
         "notes": [
            {
               "category": "description",
               "text": "The Net::HTTPS module in libwww-perl (LWP) before 6.00, as used in WWW::Mechanize, LWP::UserAgent, and other products, when running in environments that do not set the If-SSL-Cert-Subject header, does not enable full validation of SSL certificates by default, which allows remote attackers to spoof servers via man-in-the-middle (MITM) attacks involving hostnames that are not properly validated.  NOTE: it could be argued that this is a design limitation of the Net::HTTPS API, and separate implementations should be independently assigned CVE identifiers for not working around this limitation. However, because this API was modified within LWP, a single CVE identifier has been assigned.",
               "title": "Vulnerability Description"
            }
         ],
         "product_status": {
            "fixed": [
               "CSAFPID-0002"
            ],
            "known_affected": [
               "CSAFPID-0001"
            ]
         },
         "scores": [
            {
               "cvss_v2": {
                  "baseScore": 4.3,
                  "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/A:N",
                  "version": "2.0"
               },
               "products": [
                  "CSAFPID-0001"
               ]
            }
         ]
      }
   ]
}