CERTFR-2021-AVI-522

Vulnerability from certfr_avis - Published: - Updated:

De multiples vulnérabilités ont été corrigées dans les produits Microsoft. Elles permettent à un attaquant de provoquer une atteinte à la confidentialité des données, une usurpation d'identité, une exécution de code à distance, un contournement de la fonctionnalité de sécurité 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
Microsoft N/A Microsoft Exchange Server 2013 Cumulative Update 23
Microsoft N/A Microsoft Dynamics 365 Business Central 2021 Release Wave 1 - Update 18.3
Microsoft N/A Microsoft Exchange Server 2016 Cumulative Update 21
Microsoft N/A Microsoft Exchange Server 2016 Cumulative Update 19
Microsoft N/A HEVC Video Extensions
Microsoft N/A Microsoft Exchange Server 2019 Cumulative Update 8
Microsoft N/A Microsoft Malware Protection Engine
Microsoft N/A Power BI Report Server
Microsoft N/A Visual Studio Code
Microsoft N/A Microsoft 365 Apps pour Enterprise pour systèmes 32 bits
Microsoft N/A Microsoft 365 Apps pour Enterprise pour 64 bits Systems
Microsoft N/A Microsoft Exchange Server 2019 Cumulative Update 10
Microsoft N/A Microsoft Dynamics 365 Business Central 2020 Release Wave 1 - Update 16.14
Microsoft N/A Microsoft Exchange Server 2016 Cumulative Update 20
Microsoft N/A Microsoft Bing Search pour Android
Microsoft N/A Microsoft Exchange Server 2019 Cumulative Update 9
Microsoft N/A Microsoft Dynamics 365 Business Central 2020 Release Wave 2 - Update 17.8
Microsoft N/A Open Enclave SDK
References

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{
  "$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
  "affected_systems": [
    {
      "description": "Microsoft Exchange Server 2013 Cumulative Update 23",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": "Microsoft Dynamics 365 Business Central 2021 Release Wave 1 - Update 18.3",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": "Microsoft Exchange Server 2016 Cumulative Update 21",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": "Microsoft Exchange Server 2016 Cumulative Update 19",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": "HEVC Video Extensions",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": "Microsoft Exchange Server 2019 Cumulative Update 8",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": "Microsoft Malware Protection Engine",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": "Power BI Report Server",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": "Visual Studio Code",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": "Microsoft 365 Apps pour Enterprise pour syst\u00e8mes 32 bits",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": "Microsoft 365 Apps pour Enterprise pour 64 bits Systems",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": "Microsoft Exchange Server 2019 Cumulative Update 10",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": "Microsoft Dynamics 365 Business Central 2020 Release Wave 1 - Update 16.14",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": "Microsoft Exchange Server 2016 Cumulative Update 20",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": "Microsoft Bing Search pour Android",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": "Microsoft Exchange Server 2019 Cumulative Update 9",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": "Microsoft Dynamics 365 Business Central 2020 Release Wave 2 - Update 17.8",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": "Open Enclave SDK",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "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-2021-31984",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-31984"
    },
    {
      "name": "CVE-2021-33777",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-33777"
    },
    {
      "name": "CVE-2021-34470",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-34470"
    },
    {
      "name": "CVE-2021-34528",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-34528"
    },
    {
      "name": "CVE-2021-34501",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-34501"
    },
    {
      "name": "CVE-2021-34464",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-34464"
    },
    {
      "name": "CVE-2021-34522",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-34522"
    },
    {
      "name": "CVE-2021-31947",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-31947"
    },
    {
      "name": "CVE-2021-34523",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-34523"
    },
    {
      "name": "CVE-2021-34479",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-34479"
    },
    {
      "name": "CVE-2021-33766",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-33766"
    },
    {
      "name": "CVE-2021-34452",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-34452"
    },
    {
      "name": "CVE-2021-33768",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-33768"
    },
    {
      "name": "CVE-2021-33767",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-33767"
    },
    {
      "name": "CVE-2021-33775",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-33775"
    },
    {
      "name": "CVE-2021-33778",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-33778"
    },
    {
      "name": "CVE-2021-31196",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-31196"
    },
    {
      "name": "CVE-2021-34469",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-34469"
    },
    {
      "name": "CVE-2021-31206",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-31206"
    },
    {
      "name": "CVE-2021-33753",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-33753"
    },
    {
      "name": "CVE-2021-33776",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-33776"
    },
    {
      "name": "CVE-2021-34474",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-34474"
    },
    {
      "name": "CVE-2021-34473",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-34473"
    },
    {
      "name": "CVE-2021-34529",
      "url": "https://www.cve.org/CVERecord?id=CVE-2021-34529"
    }
  ],
  "links": [],
  "reference": "CERTFR-2021-AVI-522",
  "revisions": [
    {
      "description": "Version initiale",
      "revision_date": "2021-07-15T00:00:00.000000"
    }
  ],
  "risks": [
    {
      "description": "Usurpation d\u0027identit\u00e9"
    },
    {
      "description": "Ex\u00e9cution de code arbitraire \u00e0 distance"
    },
    {
      "description": "Contournement de la fonctionnalit\u00e9 de s\u00e9curit\u00e9"
    },
    {
      "description": "Atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es"
    },
    {
      "description": "\u00c9l\u00e9vation de privil\u00e8ges"
    }
  ],
  "summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 corrig\u00e9es dans \u003cspan\nclass=\"textit\"\u003eles produits Microsoft\u003c/span\u003e. Elles permettent \u00e0 un\nattaquant de provoquer une atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es,\nune usurpation d\u0027identit\u00e9, une ex\u00e9cution de code \u00e0 distance, un\ncontournement de la fonctionnalit\u00e9 de s\u00e9curit\u00e9 et une \u00e9l\u00e9vation de\nprivil\u00e8ges.\n",
  "title": "Multiples vuln\u00e9rabilit\u00e9s dans les produits Microsoft",
  "vendor_advisories": [
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Microsoft du 14 juillet 2021",
      "url": "https://msrc.microsoft.com/update-guide/"
    }
  ]
}


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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • 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.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • 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.