WID-SEC-W-2024-1527

Vulnerability from csaf_certbund - Published: 2024-07-04 22:00 - Updated: 2024-07-31 22:00
Summary
Exim: Schwachstelle ermöglicht Umgehen von Sicherheitsvorkehrungen

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
Exim (EXperimental Internet Mailer) ist ein Mailserver und Mail Transfer Agent.
Angriff
Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Exim ausnutzen, um Sicherheitsvorkehrungen zu umgehen.
Betroffene Betriebssysteme
- Linux
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": "Exim (EXperimental Internet Mailer) ist ein Mailserver und Mail Transfer Agent.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Exim ausnutzen, um Sicherheitsvorkehrungen zu umgehen.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- Linux",
        "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-2024-1527 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2024/wid-sec-w-2024-1527.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2024-1527 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2024-1527"
      },
      {
        "category": "external",
        "summary": "GitHub Advisory Database vom 2024-07-04",
        "url": "https://github.com/advisories/GHSA-7m4v-cwm7-4f2m"
      },
      {
        "category": "external",
        "summary": "Red Hat Bugzilla vom 2024-07-04",
        "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2295819"
      },
      {
        "category": "external",
        "summary": "exim Release exim-4.98-RC3 vom 2024-07-04",
        "url": "https://github.com/Exim/exim/releases/tag/exim-4.98-RC3"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DSA-5728 vom 2024-07-11",
        "url": "https://lists.debian.org/debian-security-announce/2024/msg00139.html"
      },
      {
        "category": "external",
        "summary": "Fedora Security Advisory FEDORA-EPEL-2024-DC9D6CF8F9 vom 2024-07-16",
        "url": "https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2024-dc9d6cf8f9"
      },
      {
        "category": "external",
        "summary": "Fedora Security Advisory FEDORA-2024-87A7B3F47A vom 2024-07-16",
        "url": "https://bodhi.fedoraproject.org/updates/FEDORA-2024-87a7b3f47a"
      },
      {
        "category": "external",
        "summary": "Fedora Security Advisory FEDORA-EPEL-2024-14FCA0A0A6 vom 2024-07-16",
        "url": "https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2024-14fca0a0a6"
      },
      {
        "category": "external",
        "summary": "Fedora Security Advisory FEDORA-2024-55603127F3 vom 2024-07-16",
        "url": "https://bodhi.fedoraproject.org/updates/FEDORA-2024-55603127f3"
      },
      {
        "category": "external",
        "summary": "Fedora Security Advisory FEDORA-EPEL-2024-0F1D365D9D vom 2024-07-22",
        "url": "https://bodhi.fedoraproject.org/updates/FEDORA-EPEL-2024-0f1d365d9d"
      },
      {
        "category": "external",
        "summary": "openSUSE Security Update OPENSUSE-SU-2024:0218-1 vom 2024-07-25",
        "url": "https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/message/3XAMVZ4QHUCDCCXUDIQEZCTUQTZA2P46/"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-6939-1 vom 2024-07-31",
        "url": "https://ubuntu.com/security/notices/USN-6939-1"
      }
    ],
    "source_lang": "en-US",
    "title": "Exim: Schwachstelle erm\u00f6glicht Umgehen von Sicherheitsvorkehrungen",
    "tracking": {
      "current_release_date": "2024-07-31T22:00:00.000+00:00",
      "generator": {
        "date": "2024-08-15T18:10:55.474+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.5"
        }
      },
      "id": "WID-SEC-W-2024-1527",
      "initial_release_date": "2024-07-04T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2024-07-04T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2024-07-10T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2024-07-16T22:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von Fedora aufgenommen"
        },
        {
          "date": "2024-07-22T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von Fedora aufgenommen"
        },
        {
          "date": "2024-07-25T22:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von openSUSE aufgenommen"
        },
        {
          "date": "2024-07-31T22:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von Ubuntu aufgenommen"
        }
      ],
      "status": "final",
      "version": "6"
    }
  },
  "product_tree": {
    "branches": [
      {
        "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": [
          {
            "category": "product_name",
            "name": "Fedora Linux",
            "product": {
              "name": "Fedora Linux",
              "product_id": "74185",
              "product_identification_helper": {
                "cpe": "cpe:/o:fedoraproject:fedora:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Fedora"
      },
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c4.98",
                "product": {
                  "name": "Open Source Exim \u003c4.98",
                  "product_id": "T035852"
                }
              }
            ],
            "category": "product_name",
            "name": "Exim"
          }
        ],
        "category": "vendor",
        "name": "Open Source"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "SUSE openSUSE",
            "product": {
              "name": "SUSE openSUSE",
              "product_id": "T027843",
              "product_identification_helper": {
                "cpe": "cpe:/o:suse:opensuse:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "SUSE"
      },
      {
        "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"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2024-39929",
      "notes": [
        {
          "category": "description",
          "text": "Es besteht eine Schwachstelle in Exim aufgrund eines fehlerhaften Parsings von mehrzeiligen RFC 2231 Header Dateinamen. Ein entfernter, anonymer Angreifer kann diese Schwachstelle ausnutzen, um den $mime_filename-Erweiterungsblockierschutz zu umgehen und so Sicherheitsma\u00dfnahmen zu umgehen."
        }
      ],
      "product_status": {
        "known_affected": [
          "2951",
          "T000126",
          "T027843",
          "74185"
        ]
      },
      "release_date": "2024-07-04T22:00:00.000+00:00",
      "title": "CVE-2024-39929"
    }
  ]
}


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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.
  • 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.