CERTFR-2021-AVI-857

Vulnerability from certfr_avis - Published: - Updated:

De multiples vulnérabilités ont été découvertes dans Samba. Certaines d'entre elles permettent à un attaquant de provoquer un déni de service à distance, un contournement de la politique de sécurité et une atteinte à l'intégrité des données.

Solution

Se référer au bulletin de sécurité de l'éditeur pour l'obtention des correctifs (cf. section Documentation).

None
Impacted products
Vendor Product Description
Samba N/A Samba versions antérieures à 4.15.1
References

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{
  "$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
  "affected_systems": [
    {
      "description": "Samba versions ant\u00e9rieures \u00e0 4.15.1",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Samba",
          "scada": false
        }
      }
    }
  ],
  "affected_systems_content": null,
  "content": "## Solution\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l\u0027\u00e9diteur pour l\u0027obtention des\ncorrectifs (cf. section Documentation).\n",
  "cves": [
    {
      "name": "CVE-2020-25721",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-25721"
    },
    {
      "name": "CVE-2020-25718",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-25718"
    },
    {
      "name": "CVE-2020-25722",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-25722"
    },
    {
      "name": "CVE-2021-23192",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-23192"
    },
    {
      "name": "CVE-2016-2124",
      "url": "https://www.cve.org/CVERecord?id=CVE-2016-2124"
    },
    {
      "name": "CVE-2021-3738",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-3738"
    },
    {
      "name": "CVE-2020-25719",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-25719"
    },
    {
      "name": "CVE-2020-25717",
      "url": "https://www.cve.org/CVERecord?id=CVE-2020-25717"
    }
  ],
  "links": [],
  "reference": "CERTFR-2021-AVI-857",
  "revisions": [
    {
      "description": "Version initiale",
      "revision_date": "2021-11-10T00:00:00.000000"
    }
  ],
  "risks": [
    {
      "description": "D\u00e9ni de service \u00e0 distance"
    },
    {
      "description": "Atteinte \u00e0 l\u0027int\u00e9grit\u00e9 des donn\u00e9es"
    },
    {
      "description": "Contournement de la politique de s\u00e9curit\u00e9"
    },
    {
      "description": "Atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es"
    }
  ],
  "summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans Samba. Certaines\nd\u0027entre elles permettent \u00e0 un attaquant de provoquer un d\u00e9ni de service\n\u00e0 distance, un contournement de la politique de s\u00e9curit\u00e9 et une atteinte\n\u00e0 l\u0027int\u00e9grit\u00e9 des donn\u00e9es.\n",
  "title": "Multiples vuln\u00e9rabilit\u00e9s dans Samba",
  "vendor_advisories": [
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Samba CVE-2021-23192 du 09 novembre 2021",
      "url": "https://www.samba.org/samba/security/CVE-2021-23192.html"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Samba CVE-2020-25719 du 09 novembre 2021",
      "url": "https://www.samba.org/samba/security/CVE-2020-25719.html"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Samba CVE-2020-25717 du 09 novembre 2021",
      "url": "https://www.samba.org/samba/security/CVE-2020-25717.html"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Samba CVE-2021-3738 du 09 novembre 2021",
      "url": "https://www.samba.org/samba/security/CVE-2021-3738.html"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Samba CVE-2020-25718 du 09 novembre 2021",
      "url": "https://www.samba.org/samba/security/CVE-2020-25718.html"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Samba CVE-2016-2124 du 09 novembre 2021",
      "url": "https://www.samba.org/samba/security/CVE-2016-2124.html"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Samba CVE-2020-25722 du 09 novembre 2021",
      "url": "https://www.samba.org/samba/security/CVE-2020-25722.html"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Samba CVE-2020-25721 du 09 novembre 2021",
      "url": "https://www.samba.org/samba/security/CVE-2020-25721.html"
    }
  ]
}


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



Detection rules are retrieved from Rulezet.