{
  "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 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": "Perl Compatible Regular Expressions (PCRE) ist eine Programmbibliothek zur Auswertung und Anwendung von regul\u00e4ren Ausdr\u00fccken.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein lokaler Angreifer kann eine Schwachstelle in PCRE (Perl Compatible Regular Expressions) ausnutzen, um einen Denial of Service Angriff durchzuf\u00fchren.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- UNIX\n- Linux\n- MacOS X\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-2022-0897 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2020/wid-sec-w-2022-0897.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2022-0897 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2022-0897"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DLA-3363 vom 2023-03-16",
        "url": "https://lists.debian.org/debian-lts-announce/2023/03/msg00014.html"
      },
      {
        "category": "external",
        "summary": "NIST Database vom 2020-02-16",
        "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-20454"
      },
      {
        "category": "external",
        "summary": "GENTOO Security Advisory GLSA/202006-16 vom 2020-06-15",
        "url": "https://security.gentoo.org/glsa/202006-16"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2020:4539 vom 2020-11-04",
        "url": "https://access.redhat.com/errata/RHSA-2020:4539"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2020:5149 vom 2020-11-18",
        "url": "https://access.redhat.com/errata/RHSA-2020:5149"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2021:0146 vom 2021-01-14",
        "url": "https://access.redhat.com/errata/RHSA-2021:0146"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2020:5633 vom 2021-02-24",
        "url": "https://access.redhat.com/errata/RHSA-2020:5633"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2020:5635 vom 2021-02-24",
        "url": "https://access.redhat.com/errata/RHSA-2020:5635"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2021:3016 vom 2021-08-06",
        "url": "https://access.redhat.com/errata/RHSA-2021:3016"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2022:0056 vom 2022-03-10",
        "url": "https://access.redhat.com/errata/RHSA-2022:0056"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:2649-1 vom 2022-08-03",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-August/011755.html"
      }
    ],
    "source_lang": "en-US",
    "title": "PCRE (Perl Compatible Regular Expressions): Schwachstelle erm\u00f6glicht Denial of Service",
    "tracking": {
      "current_release_date": "2023-03-15T23:00:00.000+00:00",
      "generator": {
        "date": "2024-02-15T16:54:41.410+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.0"
        }
      },
      "id": "WID-SEC-W-2022-0897",
      "initial_release_date": "2020-02-16T23:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2020-02-16T23:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2020-06-15T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von GENTOO aufgenommen"
        },
        {
          "date": "2020-06-30T22:00:00.000+00:00",
          "number": "3",
          "summary": "Referenz(en) aufgenommen: FEDORA-2020-B11CF352BD"
        },
        {
          "date": "2020-11-03T23:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2020-11-18T23:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2021-01-14T23:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2021-02-24T23:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2021-08-05T22:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2022-03-10T23:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2022-08-03T22:00:00.000+00:00",
          "number": "10",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-03-15T23:00:00.000+00:00",
          "number": "11",
          "summary": "Neue Updates von Debian aufgenommen"
        }
      ],
      "status": "final",
      "version": "11"
    }
  },
  "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": "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 PCRE (Perl Compatible Regular Expressions) \u003c 10.34",
            "product": {
              "name": "Open Source PCRE (Perl Compatible Regular Expressions) \u003c 10.34",
              "product_id": "305961",
              "product_identification_helper": {
                "cpe": "cpe:/a:pcre:perl_compatible_regular_expression_library:8.36"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Open Source"
      },
      {
        "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"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2019-20454",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle in PCRE (Perl Compatible Regular Expressions), die aufgrund eines Fehlers bei der Verarbeitung eines \"\\X\"-Musters auftritt, wenn dieses JIT-kompiliert wird. Ein lokaler Angreifer kann diese Schwachstelle ausnutzen, um einen Denial of Service Angriff durchzuf\u00fchren."
        }
      ],
      "product_status": {
        "known_affected": [
          "2951",
          "T002207",
          "67646",
          "T012167"
        ]
      },
      "release_date": "2020-02-16T23:00:00Z",
      "title": "CVE-2019-20454"
    }
  ]
}