CERTFR-2022-AVI-081

Vulnerability from certfr_avis - Published: - Updated:

De multiples vulnérabilités ont été découvertes dans Xen. Elles permettent à un attaquant de provoquer un déni de service, une atteinte à la confidentialité des données et une élévation de privilèges.

Solution

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

None
Impacted products
Vendor Product Description
XEN Xen Xen pour x86 versions 4.6.x antérieures à 4.12.x sans le correctif xsa395-4.14
XEN Xen Xen pour x86 versions 4.6.x antérieures à 4.14.x sans le correctif xsa395-4.14
XEN Xen Xen pour x86 versions 4.6.x antérieures à 4.15.x sans le correctif xsa395
XEN Xen Xen pour ARM versions 4.12.x sans le correctif xsa393
XEN Xen Xen pour x86 versions 3.2.x antérieures à 4.13.x sans le correctif xsa394
XEN Xen Xen pour x86 versions 3.2.x antérieures à 4.12.x sans le correctif xsa394
References

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{
  "$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
  "affected_systems": [
    {
      "description": "Xen pour x86 versions 4.6.x ant\u00e9rieures \u00e0 4.12.x sans le correctif xsa395-4.14",
      "product": {
        "name": "Xen",
        "vendor": {
          "name": "XEN",
          "scada": false
        }
      }
    },
    {
      "description": "Xen pour x86 versions 4.6.x ant\u00e9rieures \u00e0 4.14.x sans le correctif xsa395-4.14",
      "product": {
        "name": "Xen",
        "vendor": {
          "name": "XEN",
          "scada": false
        }
      }
    },
    {
      "description": "Xen pour x86 versions 4.6.x ant\u00e9rieures \u00e0 4.15.x sans le correctif xsa395",
      "product": {
        "name": "Xen",
        "vendor": {
          "name": "XEN",
          "scada": false
        }
      }
    },
    {
      "description": "Xen pour ARM versions 4.12.x sans le correctif xsa393",
      "product": {
        "name": "Xen",
        "vendor": {
          "name": "XEN",
          "scada": false
        }
      }
    },
    {
      "description": "Xen pour x86 versions 3.2.x ant\u00e9rieures \u00e0 4.13.x sans le correctif xsa394",
      "product": {
        "name": "Xen",
        "vendor": {
          "name": "XEN",
          "scada": false
        }
      }
    },
    {
      "description": "Xen pour x86 versions 3.2.x ant\u00e9rieures \u00e0 4.12.x sans le correctif xsa394",
      "product": {
        "name": "Xen",
        "vendor": {
          "name": "XEN",
          "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-2022-23035",
      "url": "https://www.cve.org/CVERecord?id=CVE-2022-23035"
    },
    {
      "name": "CVE-2022-23033",
      "url": "https://www.cve.org/CVERecord?id=CVE-2022-23033"
    },
    {
      "name": "CVE-2022-23034",
      "url": "https://www.cve.org/CVERecord?id=CVE-2022-23034"
    }
  ],
  "links": [],
  "reference": "CERTFR-2022-AVI-081",
  "revisions": [
    {
      "description": "Version initiale",
      "revision_date": "2022-01-26T00:00:00.000000"
    }
  ],
  "risks": [
    {
      "description": "D\u00e9ni de service"
    },
    {
      "description": "Atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es"
    },
    {
      "description": "\u00c9l\u00e9vation de privil\u00e8ges"
    }
  ],
  "summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans Xen. Elles\npermettent \u00e0 un attaquant de provoquer un d\u00e9ni de service, une atteinte\n\u00e0 la confidentialit\u00e9 des donn\u00e9es et une \u00e9l\u00e9vation de privil\u00e8ges.\n",
  "title": "Multiples vuln\u00e9rabilit\u00e9s dans Xen",
  "vendor_advisories": [
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Xen 393 du 25 janvier 2022",
      "url": "https://xenbits.xen.org/xsa/advisory-393.html"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Xen 394 du 25 janvier 2022",
      "url": "https://xenbits.xen.org/xsa/advisory-394.html"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Xen 395 du 25 janvier 2022",
      "url": "https://xenbits.xen.org/xsa/advisory-395.html"
    }
  ]
}


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