FKIE_CVE-2020-25717

Vulnerability from fkie_nvd - Published: 2022-02-18 18:15 - Updated: 2024-11-21 05:18
Severity ?
8.1 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Summary
A flaw was found in the way Samba maps domain users to local users. An authenticated attacker could use this flaw to cause possible privilege escalation.
References
secalert@redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=2019672Issue Tracking, Patch, Third Party Advisory
secalert@redhat.comhttps://security.gentoo.org/glsa/202309-06
secalert@redhat.comhttps://www.samba.org/samba/security/CVE-2020-25717.htmlMitigation, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108https://bugzilla.redhat.com/show_bug.cgi?id=2019672Issue Tracking, Patch, Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108https://security.gentoo.org/glsa/202309-06
af854a3a-2127-422b-91ae-364da2661108https://www.samba.org/samba/security/CVE-2020-25717.htmlMitigation, Vendor Advisory
Impacted products
Vendor Product Version
samba samba *
samba samba *
samba samba *
debian debian_linux 9.0
debian debian_linux 10.0
fedoraproject fedora 33
fedoraproject fedora 34
fedoraproject fedora 35
redhat codeready_linux_builder -
redhat gluster_storage 3.0
redhat gluster_storage 3.5
redhat openstack 13
redhat openstack 16.1
redhat openstack 16.2
redhat virtualization 4.0
redhat virtualization_host 4.0
redhat enterprise_linux 7.0
redhat enterprise_linux 8.0
redhat enterprise_linux_desktop 7.0
redhat enterprise_linux_eus 8.2
redhat enterprise_linux_eus 8.4
redhat enterprise_linux_for_ibm_z_systems 7.0
redhat enterprise_linux_for_ibm_z_systems 8.0
redhat enterprise_linux_for_ibm_z_systems_eus 8.2
redhat enterprise_linux_for_ibm_z_systems_eus 8.4
redhat enterprise_linux_for_power_big_endian 7.0
redhat enterprise_linux_for_power_little_endian 7.0
redhat enterprise_linux_for_power_little_endian 8.0
redhat enterprise_linux_for_power_little_endian_eus 8.2
redhat enterprise_linux_for_power_little_endian_eus 8.4
redhat enterprise_linux_for_scientific_computing 7.0
redhat enterprise_linux_resilient_storage 7.0
redhat enterprise_linux_server 7.0
redhat enterprise_linux_server_aus 8.2
redhat enterprise_linux_server_aus 8.4
redhat enterprise_linux_server_tus 8.4
redhat enterprise_linux_server_update_services_for_sap_solutions 8.2
redhat enterprise_linux_server_update_services_for_sap_solutions 8.4
redhat enterprise_linux_tus 8.2
redhat enterprise_linux_workstation 7.0
canonical ubuntu_linux 18.04
canonical ubuntu_linux 20.04
canonical ubuntu_linux 21.04
canonical ubuntu_linux 21.10
To clipboard 

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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A flaw was found in the way Samba maps domain users to local users. An authenticated attacker could use this flaw to cause possible privilege escalation."
    },
    {
      "lang": "es",
      "value": "Se encontr\u00f3 un fallo en la forma en que Samba mapea usuarios del dominio a usuarios locales. Un atacante autenticado podr\u00eda usar este fallo para causar una posible escalada de privilegios"
    }
  ],
  "id": "CVE-2020-25717",
  "lastModified": "2024-11-21T05:18:33.760",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
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          "accessVector": "NETWORK",
          "authentication": "SINGLE",
          "availabilityImpact": "NONE",
          "baseScore": 8.5,
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "vectorString": "AV:N/AC:L/Au:S/C:C/I:C/A:N",
          "version": "2.0"
        },
        "exploitabilityScore": 8.0,
        "impactScore": 9.2,
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        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
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    ],
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          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 8.1,
          "baseSeverity": "HIGH",
          "confidentialityImpact": "HIGH",
          "integrityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N",
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        "exploitabilityScore": 2.8,
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        "type": "Primary"
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  "published": "2022-02-18T18:15:08.393",
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      "source": "secalert@redhat.com",
      "tags": [
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        "Patch",
        "Third Party Advisory"
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  "sourceIdentifier": "secalert@redhat.com",
  "vulnStatus": "Modified",
  "weaknesses": [
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      "description": [
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          "lang": "en",
          "value": "CWE-20"
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      "source": "secalert@redhat.com",
      "type": "Secondary"
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      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
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}


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Sightings

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  • 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.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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