fkie_cve-2017-9461
Vulnerability from fkie_nvd
Published
2017-06-06 21:29
Modified
2025-04-20 01:37
Summary
smbd in Samba before 4.4.10 and 4.5.x before 4.5.6 has a denial of service vulnerability (fd_open_atomic infinite loop with high CPU usage and memory consumption) due to wrongly handling dangling symlinks.
References
cve@mitre.orghttp://www.securityfocus.com/bid/99455Third Party Advisory, VDB Entry
cve@mitre.orghttps://access.redhat.com/errata/RHSA-2017:1950Third Party Advisory
cve@mitre.orghttps://access.redhat.com/errata/RHSA-2017:2338Third Party Advisory
cve@mitre.orghttps://access.redhat.com/errata/RHSA-2017:2778Third Party Advisory
cve@mitre.orghttps://bugs.debian.org/864291Exploit, Issue Tracking, Patch, Third Party Advisory
cve@mitre.orghttps://bugzilla.samba.org/show_bug.cgi?id=12572Exploit, Issue Tracking, Patch, Third Party Advisory, VDB Entry
cve@mitre.orghttps://git.samba.org/?p=samba.git%3Ba=commit%3Bh=10c3e3923022485c720f322ca4f0aca5d7501310
cve@mitre.orghttps://lists.debian.org/debian-lts-announce/2019/04/msg00013.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/99455Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2017:1950Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2017:2338Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2017:2778Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugs.debian.org/864291Exploit, Issue Tracking, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.samba.org/show_bug.cgi?id=12572Exploit, Issue Tracking, Patch, Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://git.samba.org/?p=samba.git%3Ba=commit%3Bh=10c3e3923022485c720f322ca4f0aca5d7501310
af854a3a-2127-422b-91ae-364da2661108https://lists.debian.org/debian-lts-announce/2019/04/msg00013.htmlThird Party Advisory



{
  "configurations": [
    {
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              "matchCriteriaId": "BCA1676B-E93D-4B1B-87EB-5E9A3F38C13A",
              "versionEndIncluding": "4.4.9",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:samba:samba:4.5.0:*:*:*:*:*:*:*",
              "matchCriteriaId": "8400346B-095A-4022-A454-1E0782B66357",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:samba:samba:4.5.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "E0F44626-3477-4804-88D7-847DEC41AA2E",
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            },
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              "vulnerable": true
            },
            {
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              "matchCriteriaId": "0ACE5BE1-B4A8-4B91-AC51-146C82AB8E44",
              "vulnerable": true
            },
            {
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              "matchCriteriaId": "29627C2E-FA74-4908-9AFC-6721AD841CC6",
              "vulnerable": true
            },
            {
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              "matchCriteriaId": "D1612767-5F6E-450C-ADC0-75612C7B5B5A",
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          "operator": "OR"
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              "vulnerable": true
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "smbd in Samba before 4.4.10 and 4.5.x before 4.5.6 has a denial of service vulnerability (fd_open_atomic infinite loop with high CPU usage and memory consumption) due to wrongly handling dangling symlinks."
    },
    {
      "lang": "es",
      "value": "smbd en Samba versiones anteriores a 4.4.10 y 4.5.x versiones anteriores a 4.5.6, tienen una vulnerabilidad de denegaci\u00f3n de servicio (fd_open_atomic infinite loop con un alto uso de CPU y consumo de memoria) debido a un manejo inadecuado de los enlaces simb\u00f3licos colgantes."
    }
  ],
  "id": "CVE-2017-9461",
  "lastModified": "2025-04-20T01:37:25.860",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 6.8,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:C",
          "version": "2.0"
        },
        "exploitabilityScore": 8.0,
        "impactScore": 6.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "NETWORK",
          "availabilityImpact": "HIGH",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.0"
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        "source": "nvd@nist.gov",
        "type": "Primary"
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    ]
  },
  "published": "2017-06-06T21:29:00.313",
  "references": [
    {
      "source": "cve@mitre.org",
      "tags": [
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        "VDB Entry"
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  "sourceIdentifier": "cve@mitre.org",
  "vulnStatus": "Deferred",
  "weaknesses": [
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      "description": [
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          "lang": "en",
          "value": "CWE-835"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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