{
  "id": "CVE-2020-10958",
  "sourceIdentifier": "cve@mitre.org",
  "published": "2020-05-18T14:15:11.827",
  "lastModified": "2020-05-28T04:15:11.877",
  "vulnStatus": "Modified",
  "descriptions": [
    {
      "lang": "en",
      "value": "In Dovecot before 2.3.10.1, a crafted SMTP/LMTP message triggers an unauthenticated use-after-free bug in submission-login, submission, or lmtp, and can lead to a crash under circumstances involving many newlines after a command."
    },
    {
      "lang": "es",
      "value": "En Dovecot versiones anteriores a 2.3.10.1, un mensaje SMTP/LMTP dise\u00f1ado desencadena un bug no autenticado de uso de la memoria previamente liberada en submission-login, submission, o lmtp, y puede conllevar a un bloqueo bajo circunstancias que impliquen muchas l\u00edneas nuevas despu\u00e9s de un comando."
    }
  ],
  "metrics": {
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      {
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        "type": "Primary",
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          "version": "3.1",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L",
          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "LOW",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 1.4
      }
    ],
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        "source": "cve@mitre.org",
        "type": "Secondary",
        "cvssData": {
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          "attackVector": "NETWORK",
          "attackComplexity": "LOW",
          "privilegesRequired": "NONE",
          "userInteraction": "NONE",
          "scope": "UNCHANGED",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "LOW",
          "baseScore": 5.3,
          "baseSeverity": "MEDIUM"
        },
        "exploitabilityScore": 3.9,
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      }
    ],
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
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          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 5.0
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 10.0,
        "impactScore": 2.9,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "CWE-416"
        }
      ]
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  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:a:dovecot:dovecot:*:*:*:*:*:*:*:*",
              "versionEndExcluding": "2.3.10.1",
              "matchCriteriaId": "8B753CF9-8EB3-4925-9772-F6044915C907"
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  ],
  "references": [
    {
      "url": "http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00059.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://packetstormsecurity.com/files/157771/Open-Xchange-Dovecot-2.3.10-Null-Pointer-Dereference-Denial-Of-Service.html",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://seclists.org/fulldisclosure/2020/May/37",
      "source": "cve@mitre.org",
      "tags": [
        "Exploit",
        "Third Party Advisory"
      ]
    },
    {
      "url": "http://www.openwall.com/lists/oss-security/2020/05/18/1",
      "source": "cve@mitre.org",
      "tags": [
        "Mailing List",
        "Third Party Advisory"
      ]
    },
    {
      "url": "https://dovecot.org/security",
      "source": "cve@mitre.org",
      "tags": [
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TTZN2VW55ZC2AQBGBJMLRJSZIKSB2NS6/",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VVUWHUUAFPC6XGIXYFIPTNBXLHPNM4W6/",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://usn.ubuntu.com/4361-1/",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://www.debian.org/security/2020/dsa-4690",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://www.openwall.com/lists/oss-security/2020/05/18/1",
      "source": "cve@mitre.org",
      "tags": [
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}