{
  "document" : {
    "aggregate_severity" : {
      "text" : "hoch"
    },
    "category" : "csaf_base",
    "csaf_version" : "2.0",
    "distribution" : {
      "tlp" : {
        "label" : "WHITE",
        "url" : "https://www.first.org/tlp/"
      }
    },
    "lang" : "de-DE",
    "notes" : [ {
      "category" : "legal_disclaimer",
      "text" : "Das BSI ist als Anbieter für die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch dafür verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgfältig im Einzelfall zu prüfen."
    }, {
      "category" : "description",
      "text" : "Snap (auch bekannt als Snappy) ist ein Softwareverteilungssystem und eine Paketverwaltung für Linux.\r\nUbuntu Linux ist die Linux Distribution des Herstellers Canonical.",
      "title" : "Produktbeschreibung"
    }, {
      "category" : "summary",
      "text" : "Ein lokaler Angreifer kann eine Schwachstelle in Canonical Snap ausnutzen, um Administratorrechte zu erlangen.",
      "title" : "Angriff"
    }, {
      "category" : "general",
      "text" : "- Linux",
      "title" : "Betroffene Betriebssysteme"
    } ],
    "publisher" : {
      "category" : "other",
      "contact_details" : "csaf-provider@cert-bund.de",
      "name" : "Bundesamt für Sicherheit in der Informationstechnik",
      "namespace" : "https://www.bsi.bund.de"
    },
    "references" : [ {
      "category" : "self",
      "summary" : "WID-SEC-W-2026-0758 - CSAF Version",
      "url" : "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-0758.json"
    }, {
      "category" : "self",
      "summary" : "WID-SEC-2026-0758 - Portal Version",
      "url" : "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-0758"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-8102-1 vom 2026-03-17",
      "url" : "https://ubuntu.com/security/notices/USN-8102-1"
    }, {
      "category" : "external",
      "summary" : "GitHub Security Advisory GHSA-grpw-jgrw-ccqr vom 2026-03-17",
      "url" : "https://github.com/advisories/GHSA-grpw-jgrw-ccqr"
    }, {
      "category" : "external",
      "summary" : "Qualys Security Advisory vom 2026-03-17",
      "url" : "https://cdn2.qualys.com/advisory/2026/03/17/snap-confine-systemd-tmpfiles.txt"
    }, {
      "category" : "external",
      "summary" : "Qualys Threat Research vom 2026-03-17",
      "url" : "https://blog.qualys.com/vulnerabilities-threat-research/2026/03/17/cve-2026-3888-important-snap-flaw-enables-local-privilege-escalation-to-root"
    }, {
      "category" : "external",
      "summary" : "Ubuntu Security Notice USN-8102-2 vom 2026-03-18",
      "url" : "https://ubuntu.com/security/notices/USN-8102-2"
    }, {
      "category" : "external",
      "summary" : "Debian Security Advisory DSA-6170 vom 2026-03-20",
      "url" : "https://lists.debian.org/debian-security-announce/2026/msg00079.html"
    } ],
    "source_lang" : "en-US",
    "title" : "Canonical Snap: Schwachstelle ermöglicht Erlangen von Administratorrechten",
    "tracking" : {
      "current_release_date" : "2026-03-19T23:00:00.000+00:00",
      "generator" : {
        "date" : "2026-03-20T08:38:03.417+00:00",
        "engine" : {
          "name" : "BSI-WID",
          "version" : "1.5.0"
        }
      },
      "id" : "WID-SEC-W-2026-0758",
      "initial_release_date" : "2026-03-17T23:00:00.000+00:00",
      "revision_history" : [ {
        "date" : "2026-03-17T23:00:00.000+00:00",
        "number" : "1",
        "summary" : "Initiale Fassung"
      }, {
        "date" : "2026-03-19T23:00:00.000+00:00",
        "number" : "2",
        "summary" : "Neue Updates von Debian aufgenommen"
      } ],
      "status" : "final",
      "version" : "2"
    }
  },
  "product_tree" : {
    "branches" : [ {
      "branches" : [ {
        "category" : "product_name",
        "name" : "Canonical Snap",
        "product" : {
          "name" : "Canonical Snap",
          "product_id" : "T051813",
          "product_identification_helper" : {
            "cpe" : "cpe:/a:canonical:snapd:-"
          }
        }
      } ],
      "category" : "vendor",
      "name" : "Canonical"
    }, {
      "branches" : [ {
        "category" : "product_name",
        "name" : "Debian Linux",
        "product" : {
          "name" : "Debian Linux",
          "product_id" : "2951",
          "product_identification_helper" : {
            "cpe" : "cpe:/o:debian:debian_linux:-"
          }
        }
      } ],
      "category" : "vendor",
      "name" : "Debian"
    }, {
      "branches" : [ {
        "branches" : [ {
          "category" : "product_name",
          "name" : "Ubuntu Linux",
          "product" : {
            "name" : "Ubuntu Linux",
            "product_id" : "T000126",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:canonical:ubuntu_linux:-"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "snapd <2.73+ubuntu25.10.1",
          "product" : {
            "name" : "Ubuntu Linux snapd <2.73+ubuntu25.10.1",
            "product_id" : "T051807"
          }
        }, {
          "category" : "product_version",
          "name" : "snapd 2.73+ubuntu25.10.1",
          "product" : {
            "name" : "Ubuntu Linux snapd 2.73+ubuntu25.10.1",
            "product_id" : "T051807-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:canonical:ubuntu_linux:snapd__2.73ubuntu25.10.1"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "snapd <2.73+ubuntu24.04.1",
          "product" : {
            "name" : "Ubuntu Linux snapd <2.73+ubuntu24.04.1",
            "product_id" : "T051808"
          }
        }, {
          "category" : "product_version",
          "name" : "snapd 2.73+ubuntu24.04.1",
          "product" : {
            "name" : "Ubuntu Linux snapd 2.73+ubuntu24.04.1",
            "product_id" : "T051808-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:canonical:ubuntu_linux:snapd__2.73ubuntu24.04.1"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "snapd <2.73+ubuntu22.04.1",
          "product" : {
            "name" : "Ubuntu Linux snapd <2.73+ubuntu22.04.1",
            "product_id" : "T051809"
          }
        }, {
          "category" : "product_version",
          "name" : "snapd 2.73+ubuntu22.04.1",
          "product" : {
            "name" : "Ubuntu Linux snapd 2.73+ubuntu22.04.1",
            "product_id" : "T051809-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:canonical:ubuntu_linux:snapd__2.73ubuntu22.04.1"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "snapd <2.67.1+20.04ubuntu1~esm1",
          "product" : {
            "name" : "Ubuntu Linux snapd <2.67.1+20.04ubuntu1~esm1",
            "product_id" : "T051810"
          }
        }, {
          "category" : "product_version",
          "name" : "snapd 2.67.1+20.04ubuntu1~esm1",
          "product" : {
            "name" : "Ubuntu Linux snapd 2.67.1+20.04ubuntu1~esm1",
            "product_id" : "T051810-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:canonical:ubuntu_linux:snapd__2.67.120.04ubuntu1esm1"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "snapd <2.61.4ubuntu0.18.04.1+esm2",
          "product" : {
            "name" : "Ubuntu Linux snapd <2.61.4ubuntu0.18.04.1+esm2",
            "product_id" : "T051811"
          }
        }, {
          "category" : "product_version",
          "name" : "snapd  2.61.4ubuntu0.18.04.1+esm2",
          "product" : {
            "name" : "Ubuntu Linux snapd  2.61.4ubuntu0.18.04.1+esm2",
            "product_id" : "T051811-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:canonical:ubuntu_linux:snapd___2.61.4ubuntu0.18.04.1esm2"
            }
          }
        }, {
          "category" : "product_version_range",
          "name" : "snapd <2.61.4ubuntu0.16.04.1+esm2",
          "product" : {
            "name" : "Ubuntu Linux snapd <2.61.4ubuntu0.16.04.1+esm2",
            "product_id" : "T051812"
          }
        }, {
          "category" : "product_version",
          "name" : "snapd  2.61.4ubuntu0.16.04.1+esm2",
          "product" : {
            "name" : "Ubuntu Linux snapd  2.61.4ubuntu0.16.04.1+esm2",
            "product_id" : "T051812-fixed",
            "product_identification_helper" : {
              "cpe" : "cpe:/o:canonical:ubuntu_linux:snapd___2.61.4ubuntu0.16.04.1esm2"
            }
          }
        } ],
        "category" : "product_name",
        "name" : "Linux"
      } ],
      "category" : "vendor",
      "name" : "Ubuntu"
    } ]
  },
  "vulnerabilities" : [ {
    "cve" : "CVE-2026-3888",
    "product_status" : {
      "known_affected" : [ "T051807", "2951", "T051813", "T000126", "T051811", "T051812", "T051810", "T051808", "T051809" ]
    },
    "release_date" : "2026-03-17T23:00:00.000+00:00",
    "title" : "CVE-2026-3888"
  } ]
}