CERTFR-2026-AVI-1079

Vulnerability from certfr_avis - Published: 2026-08-26 - Updated: 2026-08-26

De multiples vulnérabilités ont été découvertes dans OpenSSL. Elles permettent à un attaquant de provoquer un déni de service à distance et un contournement de la politique de sécurité.

Solutions

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

Impacted products
Vendor Product Description
OpenSSL OpenSSL OpenSSL versions 3.6.x antérieures à 3.6.4
OpenSSL OpenSSL OpenSSL versions 3.4.x antérieures à 3.4.7
OpenSSL OpenSSL OpenSSL versions 3.5.x antérieures à 3.5.8
OpenSSL OpenSSL OpenSSL versions 3.0.x antérieures à 3.0.22
OpenSSL OpenSSL OpenSSL versions 1.0.2x antérieures à 1.0.2zr
OpenSSL OpenSSL OpenSSL versions 1.1.1x antérieures à 1.1.1zi
OpenSSL OpenSSL OpenSSL versions 4.0.x antérieures à 4.0.2
References
Bulletin de sécurité OpenSSL 2026-08-25 vendor-advisory

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{
  "$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
  "affected_systems": [
    {
      "description": "OpenSSL versions 3.6.x ant\u00e9rieures \u00e0 3.6.4",
      "product": {
        "name": "OpenSSL",
        "vendor": {
          "name": "OpenSSL",
          "scada": false
        }
      }
    },
    {
      "description": "OpenSSL versions 3.4.x ant\u00e9rieures \u00e0 3.4.7",
      "product": {
        "name": "OpenSSL",
        "vendor": {
          "name": "OpenSSL",
          "scada": false
        }
      }
    },
    {
      "description": "OpenSSL versions 3.5.x ant\u00e9rieures \u00e0 3.5.8",
      "product": {
        "name": "OpenSSL",
        "vendor": {
          "name": "OpenSSL",
          "scada": false
        }
      }
    },
    {
      "description": "OpenSSL versions 3.0.x ant\u00e9rieures \u00e0 3.0.22",
      "product": {
        "name": "OpenSSL",
        "vendor": {
          "name": "OpenSSL",
          "scada": false
        }
      }
    },
    {
      "description": "OpenSSL versions 1.0.2x ant\u00e9rieures \u00e0 1.0.2zr",
      "product": {
        "name": "OpenSSL",
        "vendor": {
          "name": "OpenSSL",
          "scada": false
        }
      }
    },
    {
      "description": "OpenSSL versions 1.1.1x ant\u00e9rieures \u00e0 1.1.1zi",
      "product": {
        "name": "OpenSSL",
        "vendor": {
          "name": "OpenSSL",
          "scada": false
        }
      }
    },
    {
      "description": "OpenSSL versions 4.0.x ant\u00e9rieures \u00e0 4.0.2",
      "product": {
        "name": "OpenSSL",
        "vendor": {
          "name": "OpenSSL",
          "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-2026-63074",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-63074"
    },
    {
      "name": "CVE-2026-63073",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-63073"
    },
    {
      "name": "CVE-2026-14457",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-14457"
    },
    {
      "name": "CVE-2026-63075",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-63075"
    },
    {
      "name": "CVE-2026-63076",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-63076"
    },
    {
      "name": "CVE-2026-18798",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-18798"
    },
    {
      "name": "CVE-2026-75803",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-75803"
    },
    {
      "name": "CVE-2026-54874",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-54874"
    },
    {
      "name": "CVE-2026-63072",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-63072"
    }
  ],
  "initial_release_date": "2026-08-26T00:00:00",
  "last_revision_date": "2026-08-26T00:00:00",
  "links": [],
  "reference": "CERTFR-2026-AVI-1079",
  "revisions": [
    {
      "description": "Version initiale",
      "revision_date": "2026-08-26T00:00:00.000000"
    }
  ],
  "risks": [
    {
      "description": "D\u00e9ni de service \u00e0 distance"
    },
    {
      "description": "Contournement de la politique de s\u00e9curit\u00e9"
    }
  ],
  "summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans OpenSSL. Elles permettent \u00e0 un attaquant de provoquer un d\u00e9ni de service \u00e0 distance et un contournement de la politique de s\u00e9curit\u00e9.",
  "title": "Multiples vuln\u00e9rabilit\u00e9s dans OpenSSL",
  "vendor_advisories": [
    {
      "published_at": "2026-08-25",
      "title": "Bulletin de s\u00e9curit\u00e9 OpenSSL",
      "url": "https://openssl-library.org/news/secadv/20260825.txt"
    }
  ]
}



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