CERTA-2009-AVI-133

Vulnerability from certfr_avis - Published: - Updated:

Plusieurs vulnérabilités affectent Kerberos. Elles permettent de réaliser un déni de service à distance ou une atteinte à la confidentialité des données.

Description

Plusieurs vulnérabilités affectent Kerberos :

  • une erreur dans le décodeur ASN.1 permet à un utilisateur malveillant de provoquer un déni de service à distance ;
  • plusieurs vulnérabilités dans l'un des mécanismes de l'interface GSS-API permettent à un utilisateur malveillant de provoquer un déni de service à distance et permettraient de lire des portions de mémoire.

Solution

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

Kerberos krb5.

Impacted products
Vendor Product Description
References

Show details on source website
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{
  "$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
  "affected_systems": [],
  "affected_systems_content": "\u003cp\u003eKerberos krb5.\u003c/p\u003e",
  "content": "## Description\n\nPlusieurs vuln\u00e9rabilit\u00e9s affectent Kerberos :\n\n-   une erreur dans le d\u00e9codeur ASN.1 permet \u00e0 un utilisateur\n    malveillant de provoquer un d\u00e9ni de service \u00e0 distance ;\n-   plusieurs vuln\u00e9rabilit\u00e9s dans l\u0027un des m\u00e9canismes de l\u0027interface\n    GSS-API permettent \u00e0 un utilisateur malveillant de provoquer un d\u00e9ni\n    de service \u00e0 distance et permettraient de lire des portions de\n    m\u00e9moire.\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-2009-0846",
      "url": "https://www.cve.org/CVERecord?id=CVE-2009-0846"
    },
    {
      "name": "CVE-2009-0847",
      "url": "https://www.cve.org/CVERecord?id=CVE-2009-0847"
    },
    {
      "name": "CVE-2009-0844",
      "url": "https://www.cve.org/CVERecord?id=CVE-2009-0844"
    },
    {
      "name": "CVE-2009-0845",
      "url": "https://www.cve.org/CVERecord?id=CVE-2009-0845"
    }
  ],
  "links": [
    {
      "title": "Bulletin de s\u00e9curit\u00e9 Fedora FEDORA-2009-2852 du 18 mars    2009 :",
      "url": "http://www.redhat.com/archives/fedora-package-announce/2009-April/msg00206.html"
    },
    {
      "title": "Bulletin de s\u00e9curit\u00e9 RedHat RHSA-2009:0410-1 du 07 avril    2009 :",
      "url": "http://rhn.redhat.com/errata/RHSA-2009-0410.html"
    },
    {
      "title": "Bulletin de s\u00e9curit\u00e9 RedHat RHSA-2009:0409-1 du 07 avril    2009 :",
      "url": "http://rhn.redhat.com/errata/RHSA-2009-0409.html"
    },
    {
      "title": "Bulletin de s\u00e9curit\u00e9 Fedora FEDORA-2009-2834 du 18 mars    2009 :",
      "url": "http://www.redhat.com/archives/fedora-package-announce/2009-April/msg00205.html"
    },
    {
      "title": "Bulletin de s\u00e9curit\u00e9 Suse SUSE-SA:2009:019 du 08 avril 2009    :",
      "url": "http://lists.opensuse.org/opensuse-security-announce/2009-04/00005.html"
    },
    {
      "title": "Bulletin de s\u00e9curit\u00e9 Debian DSA 1766 du 09 avril 2009 :",
      "url": "http://www.debian.org/security/2009/dsa-1766"
    },
    {
      "title": "Bulletin de s\u00e9curit\u00e9 RedHat RHSA-2009:0408-1 du 07 avril    2009 :",
      "url": "http://rhn.redhat.com/errata/RHSA-2009-0408.html"
    },
    {
      "title": "Bulletin de s\u00e9curit\u00e9 Sun 256728 du 19 juin 2009 :",
      "url": "http://sunsolve.sun.com/search/document.do?assetkey=1-66-256728-1"
    },
    {
      "title": "Bulletins de s\u00e9curit\u00e9 du projet Kerberos du 07 avril 2009 :",
      "url": "http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2009-001.txt"
    },
    {
      "title": "Bulletins de s\u00e9curit\u00e9 Novell NKDC 20090409 du 14 avril 2009    :",
      "url": "http://support.novell.com/docs/Readmes/InfoDocument/patchbuilber/readme_5047180.html"
    },
    {
      "title": "Bulletin de s\u00e9curit\u00e9 Ubuntu USN-755-1 du 08 avril 2009 :",
      "url": "http://lists.ubuntu.com/archives/ubuntu-security-announce/2009-April/000881.html"
    },
    {
      "title": "Bulletins de s\u00e9curit\u00e9 du projet Kerberos du 07 avril 2009 :",
      "url": "http://web.mit.edu/kerberos/advisories/MITKRB5-SA-2009-002.txt"
    },
    {
      "title": "Bulletins de s\u00e9curit\u00e9 Novell NKDC 20090409 du 14 avril 2009    :",
      "url": "http://support.novell.com/docs/Readmes/InfoDocument/patchbuilber/readme_5047181.html"
    }
  ],
  "reference": "CERTA-2009-AVI-133",
  "revisions": [
    {
      "description": "version initiale.",
      "revision_date": "2009-04-09T00:00:00.000000"
    },
    {
      "description": "ajout des bulletins Novell.",
      "revision_date": "2009-04-17T00:00:00.000000"
    },
    {
      "description": "ajout du bulletin Sun.",
      "revision_date": "2009-06-22T00:00:00.000000"
    }
  ],
  "risks": [
    {
      "description": "D\u00e9ni de service \u00e0 distance"
    },
    {
      "description": "Atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es"
    }
  ],
  "summary": "Plusieurs vuln\u00e9rabilit\u00e9s affectent Kerberos. Elles permettent de\nr\u00e9aliser un d\u00e9ni de service \u00e0 distance ou une atteinte \u00e0 la\nconfidentialit\u00e9 des donn\u00e9es.\n",
  "title": "Vuln\u00e9rabilit\u00e9s dans Kerberos",
  "vendor_advisories": []
}


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