WID-SEC-W-2022-0670
Vulnerability from csaf_certbund
Published
2021-03-07 23:00
Modified
2023-09-27 22:00
Summary
Squid: 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
Squid ist ein Open-Source Web Proxy Cache für Unix und Windows Plattformen. Die Software unterstützt Proxying und Caching von HTTP, FTP und anderen Protokollen, sowie SSL und Access Control Lists.
Angriff
Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Squid ausnutzen, um Sicherheitsvorkehrungen zu umgehen.
Betroffene Betriebssysteme
- UNIX - Linux - Windows


To clipboard 

{
   document: {
      aggregate_severity: {
         text: "mittel",
      },
      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: "Squid ist ein Open-Source Web Proxy Cache für Unix und Windows Plattformen. Die Software unterstützt Proxying und Caching von HTTP, FTP und anderen Protokollen, sowie SSL und Access Control Lists.",
            title: "Produktbeschreibung",
         },
         {
            category: "summary",
            text: "Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Squid ausnutzen, um Sicherheitsvorkehrungen zu umgehen.",
            title: "Angriff",
         },
         {
            category: "general",
            text: "- UNIX\n- Linux\n- Windows",
            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-2022-0670 - CSAF Version",
            url: "https://wid.cert-bund.de/.well-known/csaf/white/2021/wid-sec-w-2022-0670.json",
         },
         {
            category: "self",
            summary: "WID-SEC-2022-0670 - Portal Version",
            url: "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2022-0670",
         },
         {
            category: "external",
            summary: "Amazon Linux Security Advisory ALASSQUID4-2023-005 vom 2023-09-27",
            url: "https://alas.aws.amazon.com/AL2/ALASSQUID4-2023-005.html",
         },
         {
            category: "external",
            summary: "Debian Security Advisory DSA-4873 vom 2021-03-24",
            url: "https://www.debian.org/security/2021/dsa-4873",
         },
         {
            category: "external",
            summary: "Ubuntu Security Notice USN-4895-1 vom 2021-03-29",
            url: "https://ubuntu.com/security/notices/USN-4895-1",
         },
         {
            category: "external",
            summary: "SUSE Security Update SUSE-SU-2021:1838-1 vom 2021-06-02",
            url: "https://lists.suse.com/pipermail/sle-security-updates/2021-June/008917.html",
         },
         {
            category: "external",
            summary: "Oracle Linux Security Advisory ELSA-2021-1135 vom 2021-04-09",
            url: "https://linux.oracle.com/errata/ELSA-2021-1135.html",
         },
         {
            category: "external",
            summary: "Red Hat Security Advisory RHSA-2021:1135 vom 2021-04-08",
            url: "https://access.redhat.com/errata/RHSA-2021:1135",
         },
         {
            category: "external",
            summary: "SUSE Security Update SUSE-SU-2021:1961-1 vom 2021-06-11",
            url: "https://lists.suse.com/pipermail/sle-security-updates/2021-June/009003.html",
         },
         {
            category: "external",
            summary: "Red Hat Security Advisory RHSA-2021:1979 vom 2021-05-18",
            url: "https://access.redhat.com/errata/RHSA-2021:1979",
         },
         {
            category: "external",
            summary: "Red Hat Security Advisory RHSA-2021:2025 vom 2021-05-19",
            url: "https://access.redhat.com/errata/RHSA-2021:2025",
         },
         {
            category: "external",
            summary: "CentOS Security Advisory CESA-2021:1135 vom 2021-04-16",
            url: "http://centos-announce.2309468.n4.nabble.com/CentOS-announce-CESA-2021-1135-Important-CentOS-7-squid-Security-Update-tp4646171.html",
         },
         {
            category: "external",
            summary: "Amazon Linux Security Advisory ALAS-2021-1631 vom 2021-04-22",
            url: "https://alas.aws.amazon.com/AL2/ALAS-2021-1631.html",
         },
         {
            category: "external",
            summary: "Oracle Linux Security Advisory ELSA-2021-1979 vom 2021-05-26",
            url: "https://linux.oracle.com/errata/ELSA-2021-1979.html",
         },
         {
            category: "external",
            summary: "Gentoo Linux Security Advisory GLSA-202105-14 vom 2021-05-26",
            url: "https://www.cybersecurity-help.cz/vdb/SB2021052636",
         },
         {
            category: "external",
            summary: "GitHub vom 2021-03-07",
            url: "https://github.com/squid-cache/squid/security/advisories/GHSA-jvf6-h9gj-pmj6/",
         },
         {
            category: "external",
            summary: "Debian Security Advisory DLA-2598 vom 2021-03-19",
            url: "https://lists.debian.org/debian-lts-announce/2021/03/msg00022.html",
         },
         {
            category: "external",
            summary: "SUSE Security Update SUSE-SU-2022:14914-1 vom 2022-03-15",
            url: "https://lists.suse.com/pipermail/sle-security-updates/2022-March/010444.html",
         },
         {
            category: "external",
            summary: "SUSE Security Update SUSE-SU-2022:2392-1 vom 2022-07-14",
            url: "https://lists.suse.com/pipermail/sle-security-updates/2022-July/011543.html",
         },
         {
            category: "external",
            summary: "Oracle Linux Security Advisory ELSA-2023-16656 vom 2023-02-15",
            url: "https://linux.oracle.com/errata/ELSA-2023-16656.html",
         },
      ],
      source_lang: "en-US",
      title: "Squid: Schwachstelle ermöglicht Umgehen von Sicherheitsvorkehrungen",
      tracking: {
         current_release_date: "2023-09-27T22:00:00.000+00:00",
         generator: {
            date: "2024-08-15T17:31:39.645+00:00",
            engine: {
               name: "BSI-WID",
               version: "1.3.5",
            },
         },
         id: "WID-SEC-W-2022-0670",
         initial_release_date: "2021-03-07T23:00:00.000+00:00",
         revision_history: [
            {
               date: "2021-03-07T23:00:00.000+00:00",
               number: "1",
               summary: "Initiale Fassung",
            },
            {
               date: "2021-03-18T23:00:00.000+00:00",
               number: "2",
               summary: "Neue Updates von Debian aufgenommen",
            },
            {
               date: "2021-03-24T23:00:00.000+00:00",
               number: "3",
               summary: "Neue Updates von Debian aufgenommen",
            },
            {
               date: "2021-03-29T22:00:00.000+00:00",
               number: "4",
               summary: "Neue Updates von Ubuntu aufgenommen",
            },
            {
               date: "2021-04-05T22:00:00.000+00:00",
               number: "5",
               summary: "Referenz(en) aufgenommen: FEDORA-2021-76F09062A7, FEDORA-2021-ECB24E0B9D, FEDORA-2021-7D86BEC29E",
            },
            {
               date: "2021-04-08T22:00:00.000+00:00",
               number: "6",
               summary: "Neue Updates von Oracle Linux und Red Hat aufgenommen",
            },
            {
               date: "2021-04-18T22:00:00.000+00:00",
               number: "7",
               summary: "Neue Updates von CentOS aufgenommen",
            },
            {
               date: "2021-04-21T22:00:00.000+00:00",
               number: "8",
               summary: "Neue Updates von Amazon aufgenommen",
            },
            {
               date: "2021-05-18T22:00:00.000+00:00",
               number: "9",
               summary: "Neue Updates von Red Hat aufgenommen",
            },
            {
               date: "2021-05-26T22:00:00.000+00:00",
               number: "10",
               summary: "Neue Updates von Oracle Linux und Gentoo aufgenommen",
            },
            {
               date: "2021-06-03T22:00:00.000+00:00",
               number: "11",
               summary: "Neue Updates von SUSE aufgenommen",
            },
            {
               date: "2021-06-13T22:00:00.000+00:00",
               number: "12",
               summary: "Neue Updates von SUSE aufgenommen",
            },
            {
               date: "2021-10-05T22:00:00.000+00:00",
               number: "13",
               summary: "Referenz(en) aufgenommen: GHSA-JVF6-H9GJ-PMJ6, SQUID-2020:11",
            },
            {
               date: "2022-03-15T23:00:00.000+00:00",
               number: "14",
               summary: "Neue Updates von SUSE aufgenommen",
            },
            {
               date: "2022-07-13T22:00:00.000+00:00",
               number: "15",
               summary: "Neue Updates von SUSE aufgenommen",
            },
            {
               date: "2023-02-15T23:00:00.000+00:00",
               number: "16",
               summary: "Neue Updates von Oracle Linux aufgenommen",
            },
            {
               date: "2023-09-27T22:00:00.000+00:00",
               number: "17",
               summary: "Neue Updates von Amazon aufgenommen",
            },
         ],
         status: "final",
         version: "17",
      },
   },
   product_tree: {
      branches: [
         {
            branches: [
               {
                  category: "product_name",
                  name: "Amazon Linux 2",
                  product: {
                     name: "Amazon Linux 2",
                     product_id: "398363",
                     product_identification_helper: {
                        cpe: "cpe:/o:amazon:linux_2:-",
                     },
                  },
               },
            ],
            category: "vendor",
            name: "Amazon",
         },
         {
            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: "Gentoo Linux",
                  product: {
                     name: "Gentoo Linux",
                     product_id: "T012167",
                     product_identification_helper: {
                        cpe: "cpe:/o:gentoo:linux:-",
                     },
                  },
               },
            ],
            category: "vendor",
            name: "Gentoo",
         },
         {
            branches: [
               {
                  category: "product_name",
                  name: "Open Source CentOS",
                  product: {
                     name: "Open Source CentOS",
                     product_id: "1727",
                     product_identification_helper: {
                        cpe: "cpe:/o:centos:centos:-",
                     },
                  },
               },
               {
                  branches: [
                     {
                        category: "product_name",
                        name: "Open Source Squid < 5.0.5",
                        product: {
                           name: "Open Source Squid < 5.0.5",
                           product_id: "T018477",
                           product_identification_helper: {
                              cpe: "cpe:/a:squid-cache:squid:5.0.5",
                           },
                        },
                     },
                     {
                        category: "product_name",
                        name: "Open Source Squid < 4.14",
                        product: {
                           name: "Open Source Squid < 4.14",
                           product_id: "T018545",
                           product_identification_helper: {
                              cpe: "cpe:/a:squid-cache:squid:4.14",
                           },
                        },
                     },
                  ],
                  category: "product_name",
                  name: "Squid",
               },
            ],
            category: "vendor",
            name: "Open Source",
         },
         {
            branches: [
               {
                  category: "product_name",
                  name: "Oracle Linux",
                  product: {
                     name: "Oracle Linux",
                     product_id: "T004914",
                     product_identification_helper: {
                        cpe: "cpe:/o:oracle:linux:-",
                     },
                  },
               },
            ],
            category: "vendor",
            name: "Oracle",
         },
         {
            branches: [
               {
                  category: "product_name",
                  name: "Red Hat Enterprise Linux",
                  product: {
                     name: "Red Hat Enterprise Linux",
                     product_id: "67646",
                     product_identification_helper: {
                        cpe: "cpe:/o:redhat:enterprise_linux:-",
                     },
                  },
               },
            ],
            category: "vendor",
            name: "Red Hat",
         },
         {
            branches: [
               {
                  category: "product_name",
                  name: "SUSE Linux",
                  product: {
                     name: "SUSE Linux",
                     product_id: "T002207",
                     product_identification_helper: {
                        cpe: "cpe:/o:suse:suse_linux:-",
                     },
                  },
               },
            ],
            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-2020-25097",
         notes: [
            {
               category: "description",
               text: "Es existiert eine Schwachstelle in Squid. Die Schwachstelle besteht aufgrund einer unsachgemäßen Eingabevalidierung und ermöglicht 'HTTP-Request-Smuggling'. Ein entfernter anonymer Angreifer kann diese Sicherheitslücke ausnutzen, um Sicherheitsmaßnahmen zu umgehen.",
            },
         ],
         product_status: {
            known_affected: [
               "2951",
               "T002207",
               "67646",
               "T000126",
               "398363",
               "T012167",
               "1727",
               "T004914",
            ],
         },
         release_date: "2021-03-07T23:00:00.000+00:00",
         title: "CVE-2020-25097",
      },
   ],
}


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