CERTA-2010-AVI-133

Vulnerability from certfr_avis - Published: - Updated:

Une vulnérabilité dans le serveur Samba donne à un utilisateur distant l'accès en lecture à tous les fichiers du serveurs.

Description

La configuration par défaut du serveur Samba contient la directive : wide links = yes.

Conjuguée aux extensions Unix des clients et à certains droits sur des partages, elle permet à un utilisateur distant d'accéder à tous les fichiers présents sur le serveur.

Solution

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

Samba versions 3.3.x, 3.4.x et 3.5.x.

Impacted products
Vendor Product Description
References

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{
  "$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
  "affected_systems": [],
  "affected_systems_content": "\u003cp\u003eSamba versions 3.3.x, 3.4.x et 3.5.x.\u003c/p\u003e",
  "content": "## Description\n\nLa configuration par d\u00e9faut du serveur Samba contient la directive\u00a0:\nwide links = yes.\n\nConjugu\u00e9e aux extensions Unix des clients et \u00e0 certains droits sur des\npartages, elle permet \u00e0 un utilisateur distant d\u0027acc\u00e9der \u00e0 tous les\nfichiers pr\u00e9sents sur le serveur.\n\n## 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-2010-0926",
      "url": "https://www.cve.org/CVERecord?id=CVE-2010-0926"
    }
  ],
  "links": [
    {
      "title": "Rapport d\u0027erreur du projet Samba :",
      "url": "http://www.samba.org/samba/news/symlink_attack.html"
    }
  ],
  "reference": "CERTA-2010-AVI-133",
  "revisions": [
    {
      "description": "version initiale.",
      "revision_date": "2010-03-25T00:00:00.000000"
    }
  ],
  "risks": [
    {
      "description": "Atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es"
    }
  ],
  "summary": "Une vuln\u00e9rabilit\u00e9 dans le serveur Samba donne \u00e0 un utilisateur distant\nl\u0027acc\u00e8s en lecture \u00e0 tous les fichiers du serveurs.\n",
  "title": "Vuln\u00e9rabilit\u00e9 dans Samba",
  "vendor_advisories": [
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Ubuntu USN-918-1 du 24 mars 2010",
      "url": "http://www.ubuntulinux.org/usn/usn-918-1"
    }
  ]
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • 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.