CERTFR-2026-AVI-1002
Vulnerability from certfr_avis

De multiples vulnérabilités ont été découvertes dans Microsoft .Net. Certaines d'entre elles permettent à un attaquant de provoquer une exécution de code arbitraire à distance, une élévation de privilèges et un déni de service à distance.

Solutions

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

Impacted products
Vendor Product Description
Microsoft N/A .NET 8.0 pour Mac OS versions antérieures à 8.0.30
Microsoft N/A Microsoft .NET Framework 3.5 et 4.7.2 versions antérieures à 2.0.50727.9070 & 3.0.30729.9068 & 4.7.4144.0
Microsoft N/A .NET 10.0 pour Linux versions antérieures à 10.0.11
Microsoft N/A .NET 9.0 pour Linux versions antérieures à 9.0.19
Microsoft N/A Microsoft .NET Framework 3.5 et 4.8.1 versions antérieures à 2.0.50727.9183 & 3.0.30729.9169 & 4.8.9344.0
Microsoft N/A Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 versions antérieures à 4.7.4144.0
Microsoft N/A Microsoft .NET Framework 3.5 et 4.8 versions antérieures à 2.0.50727.9183 & 3.0.30729.9169 & 4.8.4805.0
Microsoft N/A .NET 9.0 pour Windows versions antérieures à 9.0.19
Microsoft N/A Microsoft .NET Framework 4.8 versions antérieures à 4.8.4805.0
Microsoft N/A .NET 8.0 pour Windows versions antérieures à 8.0.30
Microsoft N/A .NET 10.0 pour Windows versions antérieures à 10.0.11
Microsoft N/A .NET 9.0 pour Mac OS versions antérieures à 9.0.19
Microsoft N/A Microsoft .NET Framework 4.8.1 versions antérieures à 4.8.9344.0
Microsoft N/A .NET 8.0 pour Linux versions antérieures à 8.0.30
Microsoft N/A Microsoft .NET Framework 3.5 versions antérieures à 2.0.50727.9183 & 3.0.30729.9169
Microsoft N/A Microsoft .NET Framework 3.5 et 4.8.1 versions antérieures à 2.0.50727.9183 & 3.0.30729.9169 & 4.8.9343.0
Microsoft N/A .NET 10.0 pour Mac OS versions antérieures à 10.0.11
Microsoft N/A Microsoft .NET Framework 3.5 versions antérieures à 2.0.50727.8984 & 3.0.30729.8980
Microsoft N/A Microsoft .NET Framework 3.5 et 4.8 versions antérieures à 2.0.50727.9070 & 3.0.30729.9068 & 4.8.4805.0
Microsoft N/A Microsoft .NET Framework 3.5 et 4.6.2/4.7/4.7.1/4.7.2 versions antérieures à 2.0.50727.8984 & 3.0.30729.8980 & 4.7.4144.0
References

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{
  "$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
  "affected_systems": [
    {
      "description": ".NET 8.0 pour Mac OS versions ant\u00e9rieures \u00e0 8.0.30",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": "Microsoft .NET Framework 3.5 et 4.7.2 versions ant\u00e9rieures \u00e0 2.0.50727.9070 \u0026 3.0.30729.9068 \u0026 4.7.4144.0",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": ".NET 10.0 pour Linux versions ant\u00e9rieures \u00e0 10.0.11",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": ".NET 9.0 pour Linux versions ant\u00e9rieures \u00e0 9.0.19",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": "Microsoft .NET Framework 3.5 et 4.8.1 versions ant\u00e9rieures \u00e0 2.0.50727.9183 \u0026 3.0.30729.9169 \u0026 4.8.9344.0",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": "Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 versions ant\u00e9rieures \u00e0 4.7.4144.0",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": "Microsoft .NET Framework 3.5 et 4.8 versions ant\u00e9rieures \u00e0 2.0.50727.9183 \u0026 3.0.30729.9169 \u0026 4.8.4805.0",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": ".NET 9.0 pour Windows versions ant\u00e9rieures \u00e0 9.0.19",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": "Microsoft .NET Framework 4.8 versions ant\u00e9rieures \u00e0 4.8.4805.0",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": ".NET 8.0 pour Windows versions ant\u00e9rieures \u00e0 8.0.30",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": ".NET 10.0 pour Windows versions ant\u00e9rieures \u00e0 10.0.11",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": ".NET 9.0 pour Mac OS versions ant\u00e9rieures \u00e0 9.0.19",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": "Microsoft .NET Framework 4.8.1 versions ant\u00e9rieures \u00e0 4.8.9344.0",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": ".NET 8.0 pour Linux versions ant\u00e9rieures \u00e0 8.0.30",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": "Microsoft .NET Framework 3.5 versions ant\u00e9rieures \u00e0 2.0.50727.9183 \u0026 3.0.30729.9169",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": "Microsoft .NET Framework 3.5 et 4.8.1 versions ant\u00e9rieures \u00e0 2.0.50727.9183 \u0026 3.0.30729.9169 \u0026 4.8.9343.0",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": ".NET 10.0 pour Mac OS versions ant\u00e9rieures \u00e0 10.0.11",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": "Microsoft .NET Framework 3.5 versions ant\u00e9rieures \u00e0 2.0.50727.8984 \u0026 3.0.30729.8980",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": "Microsoft .NET Framework 3.5 et 4.8 versions ant\u00e9rieures \u00e0 2.0.50727.9070 \u0026 3.0.30729.9068 \u0026 4.8.4805.0",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": "Microsoft .NET Framework 3.5 et 4.6.2/4.7/4.7.1/4.7.2 versions ant\u00e9rieures \u00e0 2.0.50727.8984 \u0026 3.0.30729.8980 \u0026 4.7.4144.0",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    }
  ],
  "affected_systems_content": "",
  "content": "## Solutions\n\nSe r\u00e9f\u00e9rer au bulletin de s\u00e9curit\u00e9 de l\u0027\u00e9diteur pour l\u0027obtention des correctifs (cf. section Documentation).",
  "cves": [
    {
      "name": "CVE-2026-65810",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-65810"
    },
    {
      "name": "CVE-2026-62897",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-62897"
    },
    {
      "name": "CVE-2026-70354",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-70354"
    },
    {
      "name": "CVE-2026-58641",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-58641"
    },
    {
      "name": "CVE-2026-62909",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-62909"
    },
    {
      "name": "CVE-2026-62902",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-62902"
    },
    {
      "name": "CVE-2026-62898",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-62898"
    },
    {
      "name": "CVE-2026-62901",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-62901"
    },
    {
      "name": "CVE-2026-62900",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-62900"
    },
    {
      "name": "CVE-2026-62886",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-62886"
    },
    {
      "name": "CVE-2026-62871",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-62871"
    },
    {
      "name": "CVE-2026-62899",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-62899"
    },
    {
      "name": "CVE-2026-62872",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-62872"
    }
  ],
  "initial_release_date": "2026-08-12T00:00:00",
  "last_revision_date": "2026-08-12T00:00:00",
  "links": [],
  "reference": "CERTFR-2026-AVI-1002",
  "revisions": [
    {
      "description": "Version initiale",
      "revision_date": "2026-08-12T00:00:00.000000"
    }
  ],
  "risks": [
    {
      "description": "D\u00e9ni de service \u00e0 distance"
    },
    {
      "description": "Ex\u00e9cution de code arbitraire \u00e0 distance"
    },
    {
      "description": "Contournement de la politique 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 d\u00e9couvertes dans Microsoft .Net. Certaines d\u0027entre elles permettent \u00e0 un attaquant de provoquer une ex\u00e9cution de code arbitraire \u00e0 distance, une \u00e9l\u00e9vation de privil\u00e8ges et un d\u00e9ni de service \u00e0 distance.",
  "title": "Multiples vuln\u00e9rabilit\u00e9s dans Microsoft .Net",
  "vendor_advisories": [
    {
      "published_at": "2026-08-11",
      "title": "Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-62902",
      "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62902"
    },
    {
      "published_at": "2026-08-11",
      "title": "Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-62872",
      "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62872"
    },
    {
      "published_at": "2026-08-11",
      "title": "Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-58641",
      "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-58641"
    },
    {
      "published_at": "2026-08-11",
      "title": "Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-62897",
      "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62897"
    },
    {
      "published_at": "2026-08-11",
      "title": "Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-65810",
      "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-65810"
    },
    {
      "published_at": "2026-08-11",
      "title": "Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-62886",
      "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62886"
    },
    {
      "published_at": "2026-08-11",
      "title": "Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-62871",
      "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62871"
    },
    {
      "published_at": "2026-08-11",
      "title": "Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-70354",
      "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-70354"
    },
    {
      "published_at": "2026-08-11",
      "title": "Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-62909",
      "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62909"
    },
    {
      "published_at": "2026-08-11",
      "title": "Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-62899",
      "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62899"
    },
    {
      "published_at": "2026-08-11",
      "title": "Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-62901",
      "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62901"
    },
    {
      "published_at": "2026-08-11",
      "title": "Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-62900",
      "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62900"
    },
    {
      "published_at": "2026-08-11",
      "title": "Bulletin de s\u00e9curit\u00e9 Microsoft .Net CVE-2026-62898",
      "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62898"
    }
  ]
}


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  • Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
  • Confirmed: The vulnerability is confirmed from an analyst perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not patched: This vulnerability was not successfully patched by the user reporting the sighting.