FKIE_CVE-2016-2125

Vulnerability from fkie_nvd - Published: 2018-10-31 20:29 - Updated: 2024-11-21 02:47
Severity ?
6.5 (Medium) - CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Summary
It was found that Samba before versions 4.5.3, 4.4.8, 4.3.13 always requested forwardable tickets when using Kerberos authentication. A service to which Samba authenticated using Kerberos could subsequently use the ticket to impersonate Samba to other services or domain users.
References
secalert@redhat.comhttp://rhn.redhat.com/errata/RHSA-2017-0494.htmlThird Party Advisory
secalert@redhat.comhttp://rhn.redhat.com/errata/RHSA-2017-0495.htmlThird Party Advisory
secalert@redhat.comhttp://rhn.redhat.com/errata/RHSA-2017-0662.htmlThird Party Advisory
secalert@redhat.comhttp://rhn.redhat.com/errata/RHSA-2017-0744.htmlThird Party Advisory
secalert@redhat.comhttp://www.securityfocus.com/bid/94988Third Party Advisory, VDB Entry
secalert@redhat.comhttp://www.securitytracker.com/id/1037494Third Party Advisory, VDB Entry
secalert@redhat.comhttps://access.redhat.com/errata/RHSA-2017:1265Third Party Advisory
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-2125Issue Tracking, Mitigation, Third Party Advisory
secalert@redhat.comhttps://www.samba.org/samba/security/CVE-2016-2125.htmlMitigation, Patch, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://rhn.redhat.com/errata/RHSA-2017-0494.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://rhn.redhat.com/errata/RHSA-2017-0495.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://rhn.redhat.com/errata/RHSA-2017-0662.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://rhn.redhat.com/errata/RHSA-2017-0744.htmlThird Party Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/94988Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1037494Third Party Advisory, VDB Entry
af854a3a-2127-422b-91ae-364da2661108https://access.redhat.com/errata/RHSA-2017:1265Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-2125Issue Tracking, Mitigation, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://www.samba.org/samba/security/CVE-2016-2125.htmlMitigation, Patch, Vendor Advisory
Impacted products
Vendor Product Version
samba samba *
samba samba *
samba samba *
redhat gluster_storage 3.0
redhat enterprise_linux_desktop 6.0
redhat enterprise_linux_desktop 7.0
redhat enterprise_linux_server 6.0
redhat enterprise_linux_server 7.0
redhat enterprise_linux_server_aus 7.4
redhat enterprise_linux_server_aus 7.6
redhat enterprise_linux_server_eus 7.3
redhat enterprise_linux_server_eus 7.4
redhat enterprise_linux_server_eus 7.5
redhat enterprise_linux_server_eus 7.6
redhat enterprise_linux_server_tus 7.3
redhat enterprise_linux_server_tus 7.6
redhat enterprise_linux_workstation 6.0
redhat enterprise_linux_workstation 7.0
To clipboard 

{
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              "versionEndExcluding": "4.3.13",
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              "vulnerable": true
            },
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  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "It was found that Samba before versions 4.5.3, 4.4.8, 4.3.13 always requested forwardable tickets when using Kerberos authentication. A service to which Samba authenticated using Kerberos could subsequently use the ticket to impersonate Samba to other services or domain users."
    },
    {
      "lang": "es",
      "value": "Se ha descubierto que Samba, en versiones anteriores a la 4.5.3, 4.4.8 y 4.3.13, siempre solicitaba tickets que pod\u00edan reenviarse al emplear la autenticaci\u00f3n de Kerberos. Un servicio al que Samba se ha autenticado con Kerberos podr\u00eda emplear el ticket para suplantar Samba con otros usuarios de servicios o dominios."
    }
  ],
  "id": "CVE-2016-2125",
  "lastModified": "2024-11-21T02:47:52.913",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "LOW",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "ADJACENT_NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 3.3,
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "NONE",
          "vectorString": "AV:A/AC:L/Au:N/C:P/I:N/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 6.5,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV30": [
      {
        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "ADJACENT_NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 6.4,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.0/AV:A/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:N",
          "version": "3.0"
        },
        "exploitabilityScore": 1.2,
        "impactScore": 5.2,
        "source": "secalert@redhat.com",
        "type": "Secondary"
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "ADJACENT_NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 6.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "NONE",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
          "version": "3.1"
        },
        "exploitabilityScore": 2.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2018-10-31T20:29:00.247",
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    {
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      "tags": [
        "Third Party Advisory"
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  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-287"
        }
      ],
      "source": "secalert@redhat.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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Taxonomy of the tags.




Sightings

Author Source Type Date

Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.