WID-SEC-W-2025-1949

Vulnerability from csaf_certbund - Published: 2018-05-14 22:00 - Updated: 2025-09-07 22:00
Summary
S/MIME und OpenPGP verschlüsselten Mails: Schwachstelle ermöglicht Entschlüsselung

Notes

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.
Produktbeschreibung
S/MIME ist ein quelloffenes Verschlüsselungs Tool OpenPGP ist ein quelloffenes Verschlüsselungs Tool
Angriff
Ein entfernter, anonymer Angreifer kann eine Schwachstellen in S/MIME und OpenPGP verschlüsselten Mails ausnutzen, um Sicherheitsvorkehrungen zu umgehen.
Betroffene Betriebssysteme
- Linux - MacOS X - Sonstiges - UNIX - Windows
To clipboard 

{
  "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 f\u00fcr die eigenen, zur Nutzung bereitgestellten Inhalte nach den allgemeinen Gesetzen verantwortlich. Nutzerinnen und Nutzer sind jedoch daf\u00fcr verantwortlich, die Verwendung und/oder die Umsetzung der mit den Inhalten bereitgestellten Informationen sorgf\u00e4ltig im Einzelfall zu pr\u00fcfen."
      },
      {
        "category": "description",
        "text": "S/MIME ist ein quelloffenes Verschl\u00fcsselungs Tool\r\nOpenPGP ist ein quelloffenes Verschl\u00fcsselungs Tool",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein entfernter, anonymer Angreifer kann eine Schwachstellen in S/MIME und OpenPGP verschl\u00fcsselten Mails ausnutzen, um Sicherheitsvorkehrungen zu umgehen.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- Linux\n- MacOS X\n- Sonstiges\n- UNIX\n- Windows",
        "title": "Betroffene Betriebssysteme"
      }
    ],
    "publisher": {
      "category": "other",
      "contact_details": "csaf-provider@cert-bund.de",
      "name": "Bundesamt f\u00fcr Sicherheit in der Informationstechnik",
      "namespace": "https://www.bsi.bund.de"
    },
    "references": [
      {
        "category": "self",
        "summary": "WID-SEC-W-2025-1949 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2018/wid-sec-w-2025-1949.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2025-1949 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2025-1949"
      },
      {
        "category": "external",
        "summary": "Paper unter www.efail.de vom 2018-05-14",
        "url": "https://www.efail.de/"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-7729-1 vom 2025-09-03",
        "url": "https://ubuntu.com/security/notices/USN-7729-1"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-7731-1 vom 2025-09-03",
        "url": "https://ubuntu.com/security/notices/USN-7731-1"
      }
    ],
    "source_lang": "en-US",
    "title": "S/MIME und OpenPGP verschl\u00fcsselten Mails: Schwachstelle erm\u00f6glicht Entschl\u00fcsselung",
    "tracking": {
      "current_release_date": "2025-09-07T22:00:00.000+00:00",
      "generator": {
        "date": "2025-09-08T09:51:05.510+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.4.0"
        }
      },
      "id": "WID-SEC-W-2025-1949",
      "initial_release_date": "2018-05-14T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2018-05-14T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initial Release"
        },
        {
          "date": "2018-05-14T22:00:00.000+00:00",
          "number": "2",
          "summary": "Version nicht vorhanden"
        },
        {
          "date": "2018-05-21T22:00:00.000+00:00",
          "number": "3",
          "summary": "Added references"
        },
        {
          "date": "2025-09-02T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2025-09-03T22:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        },
        {
          "date": "2025-09-07T22:00:00.000+00:00",
          "number": "6",
          "summary": "CPE Zuordnung korrigiert"
        }
      ],
      "status": "final",
      "version": "6"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_name",
            "name": "PGP Corporation OpenPGP",
            "product": {
              "name": "PGP Corporation OpenPGP",
              "product_id": "8692",
              "product_identification_helper": {
                "cpe": "cpe:/a:pgp:openpgp:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "PGP Corporation"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Ubuntu Linux",
            "product": {
              "name": "Ubuntu Linux",
              "product_id": "T000126",
              "product_identification_helper": {
                "cpe": "cpe:/o:canonical:ubuntu_linux:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Ubuntu"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Open Source S/MIME",
            "product": {
              "name": "Open Source S/MIME",
              "product_id": "T046769",
              "product_identification_helper": {
                "cpe": "cpe:/a:open_source:smime:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "open_source"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2017-17688",
      "product_status": {
        "known_affected": [
          "T000126",
          "T046769",
          "8692"
        ]
      },
      "release_date": "2018-05-14T22:00:00.000+00:00",
      "title": "CVE-2017-17688"
    },
    {
      "cve": "CVE-2017-17689",
      "product_status": {
        "known_affected": [
          "T000126",
          "T046769",
          "8692"
        ]
      },
      "release_date": "2018-05-14T22:00:00.000+00:00",
      "title": "CVE-2017-17689"
    }
  ]
}


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  • 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.
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  • 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.



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