CERTFR-2023-AVI-0274

Vulnerability from certfr_avis - Published: - Updated:

De multiples vulnérabilités ont été découvertes dans les produits Nextcloud. Elles permettent à un attaquant de provoquer un déni de service à distance, un contournement de la politique de sécurité, une exécution de code arbitraire à distance, une atteinte à l'intégrité des données et une atteinte à la confidentialité des données.

Solution

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

None
Impacted products
Vendor Product Description
Nextcloud N/A Nextcloud Entreprise Server versions 23.x antérieures à 23.0.14
Nextcloud N/A Nextcloud Server versions 25.x antérieures à 25.0.4
Nextcloud N/A Nextcloud Android app versions 3.7.x à 3.24.x antérieures à 3.24.1
Nextcloud N/A Nextcloud Server versions 24.x antérieures à 24.0.10
Nextcloud N/A Nextcloud iOS app versions 4.7.x antérieures à 4.7.0
Nextcloud N/A Nextcloud Entreprise Server versions 24.x antérieures à 24.0.10
Nextcloud N/A Nextcloud Entreprise Server versions 25.x antérieures à 25.0.4
References

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{
  "$ref": "https://www.cert.ssi.gouv.fr/openapi.json",
  "affected_systems": [
    {
      "description": "Nextcloud Entreprise Server versions 23.x ant\u00e9rieures \u00e0 23.0.14",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Nextcloud",
          "scada": false
        }
      }
    },
    {
      "description": "Nextcloud Server versions 25.x ant\u00e9rieures \u00e0 25.0.4",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Nextcloud",
          "scada": false
        }
      }
    },
    {
      "description": "Nextcloud Android app versions 3.7.x \u00e0 3.24.x ant\u00e9rieures \u00e0 3.24.1",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Nextcloud",
          "scada": false
        }
      }
    },
    {
      "description": "Nextcloud Server versions 24.x ant\u00e9rieures \u00e0 24.0.10",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Nextcloud",
          "scada": false
        }
      }
    },
    {
      "description": "Nextcloud iOS app versions 4.7.x ant\u00e9rieures \u00e0 4.7.0",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Nextcloud",
          "scada": false
        }
      }
    },
    {
      "description": "Nextcloud Entreprise Server versions 24.x ant\u00e9rieures \u00e0 24.0.10",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Nextcloud",
          "scada": false
        }
      }
    },
    {
      "description": "Nextcloud Entreprise Server versions 25.x ant\u00e9rieures \u00e0 25.0.4",
      "product": {
        "name": "N/A",
        "vendor": {
          "name": "Nextcloud",
          "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-2023-28643",
      "url": "https://www.cve.org/CVERecord?id=CVE-2023-28643"
    },
    {
      "name": "CVE-2023-28835",
      "url": "https://www.cve.org/CVERecord?id=CVE-2023-28835"
    },
    {
      "name": "CVE-2023-28647",
      "url": "https://www.cve.org/CVERecord?id=CVE-2023-28647"
    },
    {
      "name": "CVE-2023-28646",
      "url": "https://www.cve.org/CVERecord?id=CVE-2023-28646"
    },
    {
      "name": "CVE-2023-28644",
      "url": "https://www.cve.org/CVERecord?id=CVE-2023-28644"
    },
    {
      "name": "CVE-2023-28833",
      "url": "https://www.cve.org/CVERecord?id=CVE-2023-28833"
    }
  ],
  "links": [],
  "reference": "CERTFR-2023-AVI-0274",
  "revisions": [
    {
      "description": "Version initiale",
      "revision_date": "2023-03-30T00:00:00.000000"
    }
  ],
  "risks": [
    {
      "description": "D\u00e9ni de service \u00e0 distance"
    },
    {
      "description": "Ex\u00e9cution de code arbitraire \u00e0 distance"
    },
    {
      "description": "Atteinte \u00e0 l\u0027int\u00e9grit\u00e9 des donn\u00e9es"
    },
    {
      "description": "Contournement de la politique de s\u00e9curit\u00e9"
    },
    {
      "description": "Atteinte \u00e0 la confidentialit\u00e9 des donn\u00e9es"
    }
  ],
  "summary": "De multiples vuln\u00e9rabilit\u00e9s ont \u00e9t\u00e9 d\u00e9couvertes dans les produits \u003cspan\nclass=\"textit\"\u003eNextcloud\u003c/span\u003e. Elles permettent \u00e0 un attaquant de\nprovoquer un d\u00e9ni de service \u00e0 distance, un contournement de la\npolitique de s\u00e9curit\u00e9, une ex\u00e9cution de code arbitraire \u00e0 distance, une\natteinte \u00e0 l\u0027int\u00e9grit\u00e9 des donn\u00e9es et une atteinte \u00e0 la confidentialit\u00e9\ndes donn\u00e9es.\n",
  "title": "Multiples vuln\u00e9rabilit\u00e9s dans les produits Nextcloud",
  "vendor_advisories": [
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Nextcloud GHSA-7w2p-rp9m-9xp9 du 30 mars 2023",
      "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-7w2p-rp9m-9xp9"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Nextcloud GHSA-wjgg-2v4p-2gq6 du 30 mars 2023",
      "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-wjgg-2v4p-2gq6"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Nextcloud GHSA-ch7f-px7m-hg25 du 30 mars 2023",
      "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-ch7f-px7m-hg25"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Nextcloud GHSA-hhq4-4pr8-wm27 du 30 mars 2023",
      "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-hhq4-4pr8-wm27"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Nextcloud GHSA-c3rf-94h6-vj8v du 30 mars 2023",
      "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-c3rf-94h6-vj8v"
    },
    {
      "published_at": null,
      "title": "Bulletin de s\u00e9curit\u00e9 Nextcloud GHSA-9wmj-gp8v-477j du 30 mars 2023",
      "url": "https://github.com/nextcloud/security-advisories/security/advisories/GHSA-9wmj-gp8v-477j"
    }
  ]
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



Detection rules are retrieved from Rulezet.