CERTFR-2026-AVI-0435

Vulnerability from certfr_avis - Published: 2026-04-14 - Updated: 2026-04-14

De multiples vulnérabilités ont été découvertes dans les produits Microsoft. Elles permettent à un attaquant de provoquer un problème de sécurité non spécifié par l'éditeur.

Solutions

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 cbl2 avahi 0.8-5 versions antérieures à 0.8-6
Microsoft N/A azl3 libcap 2.69-13 versions antérieures à 2.69-14
Microsoft N/A azl3 avahi 0.8-7 versions antérieures à 0.8-8
Microsoft N/A azl3 util-linux 2.40.2-3 versions antérieures à 2.40.2-4
Microsoft N/A cbl2 libcap 2.60-7 versions antérieures à 2.60-8
References

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{
  "$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
  "affected_systems": [
    {
      "description": "cbl2 avahi 0.8-5 versions ant\u00e9rieures \u00e0 0.8-6",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": "azl3 libcap 2.69-13 versions ant\u00e9rieures \u00e0 2.69-14",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": "azl3 avahi 0.8-7 versions ant\u00e9rieures \u00e0 0.8-8",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": "azl3 util-linux 2.40.2-3 versions ant\u00e9rieures \u00e0 2.40.2-4",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    },
    {
      "description": "cbl2 libcap 2.60-7 versions ant\u00e9rieures \u00e0 2.60-8",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Microsoft",
          "scada": false
        }
      }
    }
  ],
  "affected_systems_content": null,
  "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-2026-4878",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-4878"
    },
    {
      "name": "CVE-2026-27456",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-27456"
    },
    {
      "name": "CVE-2026-34933",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-34933"
    },
    {
      "name": "CVE-2026-3184",
      "url": "https://www.cve.org/CVERecord?id=CVE-2026-3184"
    }
  ],
  "initial_release_date": "2026-04-14T00:00:00",
  "last_revision_date": "2026-04-14T00:00:00",
  "links": [],
  "reference": "CERTFR-2026-AVI-0435",
  "revisions": [
    {
      "description": "Version initiale",
      "revision_date": "2026-04-14T00:00:00.000000"
    }
  ],
  "risks": [
    {
      "description": "Non sp\u00e9cifi\u00e9 par l\u0027\u00e9diteur"
    }
  ],
  "summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans les produits Microsoft. Elles permettent \u00e0 un attaquant de provoquer un probl\u00e8me de s\u00e9curit\u00e9 non sp\u00e9cifi\u00e9 par l\u0027\u00e9diteur.",
  "title": "Multiples vuln\u00e9rabilit\u00e9s dans les produits Microsoft",
  "vendor_advisories": [
    {
      "published_at": "2026-04-09",
      "title": "Bulletin de s\u00e9curit\u00e9 Microsoft CVE-2026-34933",
      "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-34933"
    },
    {
      "published_at": "2026-04-11",
      "title": "Bulletin de s\u00e9curit\u00e9 Microsoft CVE-2026-4878",
      "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-4878"
    },
    {
      "published_at": "2026-04-05",
      "title": "Bulletin de s\u00e9curit\u00e9 Microsoft CVE-2026-27456",
      "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-27456"
    },
    {
      "published_at": "2026-04-07",
      "title": "Bulletin de s\u00e9curit\u00e9 Microsoft CVE-2026-3184",
      "url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-3184"
    }
  ]
}


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Sightings

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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.