{
   "document": {
      "aggregate_severity": {
         "text": "critical"
      },
      "category": "csaf_security_advisory",
      "csaf_version": "2.0",
      "distribution": {
         "tlp": {
            "label": "WHITE",
            "url": "https://www.first.org/tlp/"
         }
      },
      "lang": "en",
      "notes": [
         {
            "category": "description",
            "text": "Integer overflow in proto.c in libotr before 4.1.1 on 64-bit platforms allows remote attackers to cause a denial of service (memory corruption and application crash) or execute arbitrary code via a series of large OTR messages, which triggers a heap-based buffer overflow.",
            "title": "Vulnerability Description"
         }
      ],
      "publisher": {
         "category": "other",
         "contact_details": "gdt@cpan.org",
         "name": "giterlizzi",
         "namespace": "https://github.com/giterlizzi/"
      },
      "references": [
         {
            "category": "self",
            "summary": "CPANSA-Alien-OTR-2016-2851-libotr JSON",
            "url": "https://raw.githubusercontent.com/giterlizzi/perl-CPANSA-CSAF/develop/csaf/white/2016/cpansa-alien-otr-2016-2851-libotr.json"
         },
         {
            "category": "external",
            "summary": "https://www.x41-dsec.de/lab/advisories/x41-2016-001-libotr/",
            "url": "https://www.x41-dsec.de/lab/advisories/x41-2016-001-libotr/"
         },
         {
            "category": "external",
            "summary": "http://www.debian.org/security/2016/dsa-3512",
            "url": "http://www.debian.org/security/2016/dsa-3512"
         },
         {
            "category": "external",
            "summary": "http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00021.html",
            "url": "http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00021.html"
         },
         {
            "category": "external",
            "summary": "https://lists.cypherpunks.ca/pipermail/otr-users/2016-March/002581.html",
            "url": "https://lists.cypherpunks.ca/pipermail/otr-users/2016-March/002581.html"
         },
         {
            "category": "external",
            "summary": "http://seclists.org/fulldisclosure/2016/Mar/21",
            "url": "http://seclists.org/fulldisclosure/2016/Mar/21"
         },
         {
            "category": "external",
            "summary": "http://www.securityfocus.com/bid/84285",
            "url": "http://www.securityfocus.com/bid/84285"
         },
         {
            "category": "external",
            "summary": "http://www.ubuntu.com/usn/USN-2926-1",
            "url": "http://www.ubuntu.com/usn/USN-2926-1"
         },
         {
            "category": "external",
            "summary": "http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00030.html",
            "url": "http://lists.opensuse.org/opensuse-security-announce/2016-03/msg00030.html"
         },
         {
            "category": "external",
            "summary": "https://security.gentoo.org/glsa/201701-10",
            "url": "https://security.gentoo.org/glsa/201701-10"
         },
         {
            "category": "external",
            "summary": "https://www.exploit-db.com/exploits/39550/",
            "url": "https://www.exploit-db.com/exploits/39550/"
         },
         {
            "category": "external",
            "summary": "http://www.securityfocus.com/archive/1/537745/100/0/threaded",
            "url": "http://www.securityfocus.com/archive/1/537745/100/0/threaded"
         },
         {
            "category": "external",
            "summary": "CVE-2016-2851 (NVD)",
            "url": "https://nvd.nist.gov/vuln/detail/CVE-2016-2851"
         }
      ],
      "title": "Alien-OTR vulnerability",
      "tracking": {
         "current_release_date": "2016-04-07T00:00:00",
         "generator": {
            "engine": {
               "name": "CSAF Perl Toolkit",
               "version": "0.25"
            }
         },
         "id": "CPANSA-Alien-OTR-2016-2851-libotr",
         "initial_release_date": "2016-04-07T00:00:00",
         "revision_history": [
            {
               "date": "2016-04-07T00:00:00",
               "number": "1",
               "summary": "First release"
            }
         ],
         "status": "final",
         "version": "1"
      }
   },
   "product_tree": {
      "branches": [
         {
            "branches": [
               {
                  "category": "product_version_range",
                  "name": "vers:cpan/==4.1.0.0",
                  "product": {
                     "name": "Alien-OTR equal =4.1.0.0",
                     "product_id": "CSAFPID-0001"
                  }
               }
            ],
            "category": "product_name",
            "name": "Alien-OTR"
         }
      ]
   },
   "vulnerabilities": [
      {
         "cve": "CVE-2016-2851",
         "cwe": {
            "id": "CWE-119",
            "name": "Improper Restriction of Operations within the Bounds of a Memory Buffer"
         },
         "notes": [
            {
               "category": "description",
               "text": "Integer overflow in proto.c in libotr before 4.1.1 on 64-bit platforms allows remote attackers to cause a denial of service (memory corruption and application crash) or execute arbitrary code via a series of large OTR messages, which triggers a heap-based buffer overflow.",
               "title": "Vulnerability Description"
            }
         ],
         "product_status": {
            "known_affected": [
               "CSAFPID-0001"
            ]
         },
         "scores": [
            {
               "cvss_v2": {
                  "baseScore": 7.5,
                  "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
                  "version": "2.0"
               },
               "cvss_v3": {
                  "baseScore": 9.8,
                  "baseSeverity": "CRITICAL",
                  "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H",
                  "version": "3.0"
               },
               "products": [
                  "CSAFPID-0001"
               ]
            }
         ]
      }
   ]
}