gsd-2020-10957
Vulnerability from gsd
Modified
2023-12-13 01:22
Details
In Dovecot before 2.3.10.1, unauthenticated sending of malformed parameters to a NOOP command causes a NULL Pointer Dereference and crash in submission-login, submission, or lmtp.
Aliases
Aliases
CVE-2020-10957


To clipboard 

{
  "GSD": {
    "alias": "CVE-2020-10957",
    "description": "In Dovecot before 2.3.10.1, unauthenticated sending of malformed parameters to a NOOP command causes a NULL Pointer Dereference and crash in submission-login, submission, or lmtp.",
    "id": "GSD-2020-10957",
    "references": [
      "https://www.suse.com/security/cve/CVE-2020-10957.html",
      "https://www.debian.org/security/2020/dsa-4690",
      "https://access.redhat.com/errata/RHSA-2020:2901",
      "https://ubuntu.com/security/CVE-2020-10957",
      "https://advisories.mageia.org/CVE-2020-10957.html",
      "https://security.archlinux.org/CVE-2020-10957",
      "https://linux.oracle.com/cve/CVE-2020-10957.html",
      "https://packetstormsecurity.com/files/cve/CVE-2020-10957"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2020-10957"
      ],
      "details": "In Dovecot before 2.3.10.1, unauthenticated sending of malformed parameters to a NOOP command causes a NULL Pointer Dereference and crash in submission-login, submission, or lmtp.",
      "id": "GSD-2020-10957",
      "modified": "2023-12-13T01:22:04.910794Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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      "CVE_data_meta": {
        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2020-10957",
        "STATE": "PUBLIC"
      },
      "affects": {
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          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
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                          "version_value": "n/a"
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          }
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      },
      "impact": {
        "cvss": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AC:L/AV:N/A:H/C:N/I:N/PR:N/S:U/UI:N",
          "version": "3.0"
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          {
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          },
          {
            "name": "[oss-security] 20200518 Multiple vulnerabilities in Dovecot IMAP server",
            "refsource": "MLIST",
            "url": "http://www.openwall.com/lists/oss-security/2020/05/18/1"
          },
          {
            "name": "USN-4361-1",
            "refsource": "UBUNTU",
            "url": "https://usn.ubuntu.com/4361-1/"
          },
          {
            "name": "20200519 Multiple vulnerabilities in Dovecot IMAP server",
            "refsource": "FULLDISC",
            "url": "http://seclists.org/fulldisclosure/2020/May/37"
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          {
            "name": "http://packetstormsecurity.com/files/157771/Open-Xchange-Dovecot-2.3.10-Null-Pointer-Dereference-Denial-Of-Service.html",
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            "url": "http://packetstormsecurity.com/files/157771/Open-Xchange-Dovecot-2.3.10-Null-Pointer-Dereference-Denial-Of-Service.html"
          },
          {
            "name": "DSA-4690",
            "refsource": "DEBIAN",
            "url": "https://www.debian.org/security/2020/dsa-4690"
          },
          {
            "name": "FEDORA-2020-1dee17d880",
            "refsource": "FEDORA",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VVUWHUUAFPC6XGIXYFIPTNBXLHPNM4W6/"
          },
          {
            "name": "openSUSE-SU-2020:0720",
            "refsource": "SUSE",
            "url": "http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00059.html"
          },
          {
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            "refsource": "FEDORA",
            "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TTZN2VW55ZC2AQBGBJMLRJSZIKSB2NS6/"
          }
        ]
      }
    },
    "nvd.nist.gov": {
      "configurations": {
        "CVE_data_version": "4.0",
        "nodes": [
          {
            "children": [],
            "cpe_match": [
              {
                "cpe23Uri": "cpe:2.3:a:dovecot:dovecot:*:*:*:*:*:*:*:*",
                "cpe_name": [],
                "versionEndExcluding": "2.3.10.1",
                "vulnerable": true
              }
            ],
            "operator": "OR"
          }
        ]
      },
      "cve": {
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          "ID": "CVE-2020-10957"
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        "description": {
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            }
          ]
        },
        "problemtype": {
          "problemtype_data": [
            {
              "description": [
                {
                  "lang": "en",
                  "value": "CWE-476"
                }
              ]
            }
          ]
        },
        "references": {
          "reference_data": [
            {
              "name": "https://dovecot.org/security",
              "refsource": "MISC",
              "tags": [
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              "url": "https://dovecot.org/security"
            },
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            },
            {
              "name": "[oss-security] 20200518 Multiple vulnerabilities in Dovecot IMAP server",
              "refsource": "MLIST",
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                "Third Party Advisory"
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              "url": "http://www.openwall.com/lists/oss-security/2020/05/18/1"
            },
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              "name": "20200519 Multiple vulnerabilities in Dovecot IMAP server",
              "refsource": "FULLDISC",
              "tags": [
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              "url": "http://seclists.org/fulldisclosure/2020/May/37"
            },
            {
              "name": "http://packetstormsecurity.com/files/157771/Open-Xchange-Dovecot-2.3.10-Null-Pointer-Dereference-Denial-Of-Service.html",
              "refsource": "MISC",
              "tags": [],
              "url": "http://packetstormsecurity.com/files/157771/Open-Xchange-Dovecot-2.3.10-Null-Pointer-Dereference-Denial-Of-Service.html"
            },
            {
              "name": "DSA-4690",
              "refsource": "DEBIAN",
              "tags": [],
              "url": "https://www.debian.org/security/2020/dsa-4690"
            },
            {
              "name": "USN-4361-1",
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              "tags": [],
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            },
            {
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              "url": "http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00059.html"
            },
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              "name": "FEDORA-2020-b60344c987",
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              "tags": [],
              "url": "https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/TTZN2VW55ZC2AQBGBJMLRJSZIKSB2NS6/"
            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "acInsufInfo": false,
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "PARTIAL",
            "baseScore": 5.0,
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
            "version": "2.0"
          },
          "exploitabilityScore": 10.0,
          "impactScore": 2.9,
          "obtainAllPrivilege": false,
          "obtainOtherPrivilege": false,
          "obtainUserPrivilege": false,
          "severity": "MEDIUM",
          "userInteractionRequired": false
        },
        "baseMetricV3": {
          "cvssV3": {
            "attackComplexity": "LOW",
            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
            "version": "3.1"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 3.6
        }
      },
      "lastModifiedDate": "2020-05-28T04:15Z",
      "publishedDate": "2020-05-18T14:15Z"
    }
  }
}


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