CERTA-2006-AVI-485

Vulnerability from certfr_avis - Published: 2006-11-09 - Updated: 2006-11-09

PAM (Pluggable Authentification Module) est un système de gestion de la politique d'authentification. Parmi les modules, pam_ldap permet de gérer l'interface avec un annuaire ldap. Une vulnérabilité dans le module pam_ldap pourrait être exploitée afin de contourner la politique de sécurité en faussant la phase d'authentification.

Description

La vulnérabilité du module pam_ldap provoque une réponse positive de la fonction pam_authenticate même si l'authentification du client pam_ldap a échoué. Cette vulnérabilité permet donc à un attaquant de se connecter de façon illégitime.

Contournement provisoire

Solution

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

None
Impacted products
Vendor Product Description
N/A N/A Mandriva 2006.0 ;
N/A N/A Mandriva CS4.0.
N/A N/A Mandriva 2007.0 ;
References

Show details on source website

{
  "$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
  "affected_systems": [
    {
      "description": "Mandriva 2006.0 ;",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "N/A",
          "scada": false
        }
      }
    },
    {
      "description": "Mandriva CS4.0.",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "N/A",
          "scada": false
        }
      }
    },
    {
      "description": "Mandriva 2007.0 ;",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "N/A",
          "scada": false
        }
      }
    }
  ],
  "affected_systems_content": null,
  "content": "## Description\n\nLa vuln\u00e9rabilit\u00e9 du module pam_ldap provoque une r\u00e9ponse positive de la\nfonction pam_authenticate m\u00eame si l\u0027authentification du client pam_ldap\na \u00e9chou\u00e9. Cette vuln\u00e9rabilit\u00e9 permet donc \u00e0 un attaquant de se connecter\nde fa\u00e7on ill\u00e9gitime.\n\n## Contournement provisoire\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": [],
  "initial_release_date": "2006-11-09T00:00:00",
  "last_revision_date": "2006-11-09T00:00:00",
  "links": [
    {
      "title": "Bulletin de s\u00e9curit\u00e9 Mandriva MDKSA-2006:201 du 09 novembre    2006 :",
      "url": "http://wwwnew.mandriva.com/security/advisories?name=MDKSA-2006:201"
    }
  ],
  "reference": "CERTA-2006-AVI-485",
  "revisions": [
    {
      "description": "version initiale.",
      "revision_date": "2006-11-09T00:00:00.000000"
    }
  ],
  "risks": [
    {
      "description": "Contournement de la politique de s\u00e9curit\u00e9"
    }
  ],
  "summary": "PAM (Pluggable Authentification Module) est un syst\u00e8me de gestion de la\npolitique d\u0027authentification. Parmi les modules, pam_ldap permet de\ng\u00e9rer l\u0027interface avec un annuaire ldap. Une vuln\u00e9rabilit\u00e9 dans le\nmodule pam_ldap pourrait \u00eatre exploit\u00e9e afin de contourner la politique\nde s\u00e9curit\u00e9 en faussant la phase d\u0027authentification.\n",
  "title": "Vuln\u00e9rabilit\u00e9 dans le module pam_ldap",
  "vendor_advisories": []
}


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