gsd-2018-15599
Vulnerability from gsd
Modified
2023-12-13 01:22
Details
The recv_msg_userauth_request function in svr-auth.c in Dropbear through 2018.76 is prone to a user enumeration vulnerability because username validity affects how fields in SSH_MSG_USERAUTH messages are handled, a similar issue to CVE-2018-15473 in an unrelated codebase.
Aliases
Aliases
CVE-2018-15599


To clipboard 

{
  "GSD": {
    "alias": "CVE-2018-15599",
    "description": "The recv_msg_userauth_request function in svr-auth.c in Dropbear through 2018.76 is prone to a user enumeration vulnerability because username validity affects how fields in SSH_MSG_USERAUTH messages are handled, a similar issue to CVE-2018-15473 in an unrelated codebase.",
    "id": "GSD-2018-15599",
    "references": [
      "https://www.suse.com/security/cve/CVE-2018-15599.html",
      "https://advisories.mageia.org/CVE-2018-15599.html"
    ]
  },
  "gsd": {
    "metadata": {
      "exploitCode": "unknown",
      "remediation": "unknown",
      "reportConfidence": "confirmed",
      "type": "vulnerability"
    },
    "osvSchema": {
      "aliases": [
        "CVE-2018-15599"
      ],
      "details": "The recv_msg_userauth_request function in svr-auth.c in Dropbear through 2018.76 is prone to a user enumeration vulnerability because username validity affects how fields in SSH_MSG_USERAUTH messages are handled, a similar issue to CVE-2018-15473 in an unrelated codebase.",
      "id": "GSD-2018-15599",
      "modified": "2023-12-13T01:22:23.940675Z",
      "schema_version": "1.4.0"
    }
  },
  "namespaces": {
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        "ASSIGNER": "cve@mitre.org",
        "ID": "CVE-2018-15599",
        "STATE": "PUBLIC"
      },
      "affects": {
        "vendor": {
          "vendor_data": [
            {
              "product": {
                "product_data": [
                  {
                    "product_name": "n/a",
                    "version": {
                      "version_data": [
                        {
                          "version_value": "n/a"
                        }
                      ]
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      },
      "references": {
        "reference_data": [
          {
            "name": "https://matt.ucc.asn.au/dropbear/CHANGES",
            "refsource": "CONFIRM",
            "url": "https://matt.ucc.asn.au/dropbear/CHANGES"
          },
          {
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            "url": "http://lists.ucc.gu.uwa.edu.au/pipermail/dropbear/2018q3/002108.html"
          },
          {
            "name": "[debian-lts-announce] 20180827 [SECURITY] [DLA 1476-1] dropbear security update",
            "refsource": "MLIST",
            "url": "https://lists.debian.org/debian-lts-announce/2018/08/msg00026.html"
          },
          {
            "name": "https://old.reddit.com/r/blackhat/comments/97ywnm/openssh_username_enumeration/e4e05n2/",
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            "url": "https://old.reddit.com/r/blackhat/comments/97ywnm/openssh_username_enumeration/e4e05n2/"
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    },
    "nvd.nist.gov": {
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        "nodes": [
          {
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                "cpe_name": [],
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          },
          {
            "children": [],
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        "description": {
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            }
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        },
        "problemtype": {
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            },
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            },
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            },
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            }
          ]
        }
      },
      "impact": {
        "baseMetricV2": {
          "cvssV2": {
            "accessComplexity": "LOW",
            "accessVector": "NETWORK",
            "authentication": "NONE",
            "availabilityImpact": "NONE",
            "baseScore": 5.0,
            "confidentialityImpact": "PARTIAL",
            "integrityImpact": "NONE",
            "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
            "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": "NONE",
            "baseScore": 5.3,
            "baseSeverity": "MEDIUM",
            "confidentialityImpact": "LOW",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N",
            "version": "3.0"
          },
          "exploitabilityScore": 3.9,
          "impactScore": 1.4
        }
      },
      "lastModifiedDate": "2020-12-30T20:15Z",
      "publishedDate": "2018-08-21T01:29Z"
    }
  }
}


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