{
   "CVE_data_meta" : {
      "ASSIGNER" : "openssl-security@openssl.org",
      "DATE_PUBLIC" : "2018-03-27",
      "ID" : "CVE-2018-0739",
      "STATE" : "PUBLIC",
      "TITLE" : "Constructed ASN.1 types with a recursive definition could exceed the stack"
   },
   "affects" : {
      "vendor" : {
         "vendor_data" : [
            {
               "product" : {
                  "product_data" : [
                     {
                        "product_name" : "OpenSSL",
                        "version" : {
                           "version_data" : [
                              {
                                 "version_value" : "Fixed in OpenSSL 1.1.0h (Affected 1.1.0-1.1.0g)"
                              },
                              {
                                 "version_value" : "Fixed in OpenSSL 1.0.2o (Affected 1.0.2b-1.0.2n)"
                              }
                           ]
                        }
                     }
                  ]
               },
               "vendor_name" : "OpenSSL"
            }
         ]
      }
   },
   "credit" : [
      {
         "lang" : "eng",
         "value" : "OSS-fuzz"
      }
   ],
   "data_format" : "MITRE",
   "data_type" : "CVE",
   "data_version" : "4.0",
   "description" : {
      "description_data" : [
         {
            "lang" : "eng",
            "value" : "Constructed ASN.1 types with a recursive definition (such as can be found in PKCS7) could eventually exceed the stack given malicious input with excessive recursion. This could result in a Denial Of Service attack. There are no such structures used within SSL/TLS that come from untrusted sources so this is considered safe. Fixed in OpenSSL 1.1.0h (Affected 1.1.0-1.1.0g). Fixed in OpenSSL 1.0.2o (Affected 1.0.2b-1.0.2n)."
         }
      ]
   },
   "impact" : [
      {
         "lang" : "eng",
         "url" : "https://www.openssl.org/policies/secpolicy.html#Moderate",
         "value" : "Moderate"
      }
   ],
   "problemtype" : {
      "problemtype_data" : [
         {
            "description" : [
               {
                  "lang" : "eng",
                  "value" : "Stack overflow"
               }
            ]
         }
      ]
   },
   "references" : {
      "reference_data" : [
         {
            "name" : "[debian-lts-announce] 20180330 [SECURITY] [DLA 1330-1] openssl security update",
            "refsource" : "MLIST",
            "url" : "https://lists.debian.org/debian-lts-announce/2018/03/msg00033.html"
         },
         {
            "name" : "https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=2ac4c6f7b2b2af20c0e2b0ba05367e454cd11b33",
            "refsource" : "CONFIRM",
            "url" : "https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=2ac4c6f7b2b2af20c0e2b0ba05367e454cd11b33"
         },
         {
            "name" : "https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=9310d45087ae546e27e61ddf8f6367f29848220d",
            "refsource" : "CONFIRM",
            "url" : "https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=9310d45087ae546e27e61ddf8f6367f29848220d"
         },
         {
            "name" : "https://www.openssl.org/news/secadv/20180327.txt",
            "refsource" : "CONFIRM",
            "url" : "https://www.openssl.org/news/secadv/20180327.txt"
         },
         {
            "name" : "https://security.netapp.com/advisory/ntap-20180330-0002/",
            "refsource" : "CONFIRM",
            "url" : "https://security.netapp.com/advisory/ntap-20180330-0002/"
         },
         {
            "name" : "http://www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.html",
            "refsource" : "CONFIRM",
            "url" : "http://www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.html"
         },
         {
            "name" : "https://www.tenable.com/security/tns-2018-04",
            "refsource" : "CONFIRM",
            "url" : "https://www.tenable.com/security/tns-2018-04"
         },
         {
            "name" : "https://nodejs.org/en/blog/vulnerability/march-2018-security-releases/",
            "refsource" : "CONFIRM",
            "url" : "https://nodejs.org/en/blog/vulnerability/march-2018-security-releases/"
         },
         {
            "name" : "https://www.tenable.com/security/tns-2018-06",
            "refsource" : "CONFIRM",
            "url" : "https://www.tenable.com/security/tns-2018-06"
         },
         {
            "name" : "https://www.tenable.com/security/tns-2018-07",
            "refsource" : "CONFIRM",
            "url" : "https://www.tenable.com/security/tns-2018-07"
         },
         {
            "name" : "http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html",
            "refsource" : "CONFIRM",
            "url" : "http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html"
         },
         {
            "name" : "https://security.netapp.com/advisory/ntap-20180726-0002/",
            "refsource" : "CONFIRM",
            "url" : "https://security.netapp.com/advisory/ntap-20180726-0002/"
         },
         {
            "name" : "https://securityadvisories.paloaltonetworks.com/Home/Detail/133",
            "refsource" : "CONFIRM",
            "url" : "https://securityadvisories.paloaltonetworks.com/Home/Detail/133"
         },
         {
            "name" : "http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html",
            "refsource" : "CONFIRM",
            "url" : "http://www.oracle.com/technetwork/security-advisory/cpuoct2018-4428296.html"
         },
         {
            "name" : "DSA-4157",
            "refsource" : "DEBIAN",
            "url" : "https://www.debian.org/security/2018/dsa-4157"
         },
         {
            "name" : "DSA-4158",
            "refsource" : "DEBIAN",
            "url" : "https://www.debian.org/security/2018/dsa-4158"
         },
         {
            "name" : "RHSA-2018:3090",
            "refsource" : "REDHAT",
            "url" : "https://access.redhat.com/errata/RHSA-2018:3090"
         },
         {
            "name" : "RHSA-2018:3221",
            "refsource" : "REDHAT",
            "url" : "https://access.redhat.com/errata/RHSA-2018:3221"
         },
         {
            "name" : "RHSA-2018:3505",
            "refsource" : "REDHAT",
            "url" : "https://access.redhat.com/errata/RHSA-2018:3505"
         },
         {
            "name" : "USN-3611-1",
            "refsource" : "UBUNTU",
            "url" : "https://usn.ubuntu.com/3611-1/"
         },
         {
            "name" : "USN-3611-2",
            "refsource" : "UBUNTU",
            "url" : "https://usn.ubuntu.com/3611-2/"
         },
         {
            "name" : "103518",
            "refsource" : "BID",
            "url" : "http://www.securityfocus.com/bid/103518"
         },
         {
            "name" : "105609",
            "refsource" : "BID",
            "url" : "http://www.securityfocus.com/bid/105609"
         },
         {
            "name" : "1040576",
            "refsource" : "SECTRACK",
            "url" : "http://www.securitytracker.com/id/1040576"
         }
      ]
   }
}