wid-sec-w-2022-0931
Vulnerability from csaf_certbund
Published
2021-05-18 22:00
Modified
2024-05-07 22:00
Summary
Red Hat Enterprise Linux (python-lxml): Schwachstelle ermöglicht Cross-Site Scripting

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
Red Hat Enterprise Linux (RHEL) ist eine populäre Linux-Distribution.
Angriff
Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Red Hat Enterprise Linux im python-lxml Modul ausnutzen, um einen Cross-Site Scripting Angriff durchzuführen.
Betroffene Betriebssysteme
- Linux


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 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": "Red Hat Enterprise Linux (RHEL) ist eine popul\u00e4re Linux-Distribution.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Red Hat Enterprise Linux im python-lxml Modul ausnutzen, um einen Cross-Site Scripting Angriff durchzuf\u00fchren.",
        "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-2022-0931 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2021/wid-sec-w-2022-0931.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2022-0931 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2022-0931"
      },
      {
        "category": "external",
        "summary": "RedHat Security Advisory RHSA-2021:1898 vom 2021-05-18",
        "url": "https://access.redhat.com/errata/RHSA-2021:1898"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2021:2479 vom 2021-06-17",
        "url": "https://access.redhat.com/errata/RHSA-2021:2479"
      },
      {
        "category": "external",
        "summary": "Amazon Linux Security Advisory ALAS-2021-1666 vom 2021-06-23",
        "url": "https://alas.aws.amazon.com/AL2/ALAS-2021-1666.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2021:3254 vom 2021-08-25",
        "url": "https://access.redhat.com/errata/RHSA-2021:3254"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2022-9341 vom 2022-04-28",
        "url": "https://linux.oracle.com/errata/ELSA-2022-9341.html"
      },
      {
        "category": "external",
        "summary": "PoC auf advisory.checkmarx.net vom 2022-08-07",
        "url": "https://advisory.checkmarx.net/advisory/CX-2020-4286/"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:3460-1 vom 2022-09-29",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-September/012452.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:3461-1 vom 2022-09-29",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-September/012446.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:3836-1 vom 2022-11-01",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-November/012792.html"
      },
      {
        "category": "external",
        "summary": "IBM Security Bulletin 7145367 vom 2024-03-27",
        "url": "https://www.ibm.com/support/pages/node/7145367"
      },
      {
        "category": "external",
        "summary": "Dell Security Advisory DSA-2024-198 vom 2024-05-08",
        "url": "https://www.dell.com/support/kbdoc/000224827/dsa-2024-="
      }
    ],
    "source_lang": "en-US",
    "title": "Red Hat Enterprise Linux (python-lxml): Schwachstelle erm\u00f6glicht Cross-Site Scripting",
    "tracking": {
      "current_release_date": "2024-05-07T22:00:00.000+00:00",
      "generator": {
        "date": "2024-05-08T08:11:01.029+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.0"
        }
      },
      "id": "WID-SEC-W-2022-0931",
      "initial_release_date": "2021-05-18T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2021-05-18T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2021-06-17T22:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2021-06-23T22:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von Amazon aufgenommen"
        },
        {
          "date": "2021-08-24T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2022-04-27T22:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2022-08-07T22:00:00.000+00:00",
          "number": "6",
          "summary": "Exploit aufgenommen"
        },
        {
          "date": "2022-09-29T22:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-11-01T23:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2024-03-27T23:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von IBM aufgenommen"
        },
        {
          "date": "2024-05-07T22:00:00.000+00:00",
          "number": "10",
          "summary": "Neue Updates von Dell aufgenommen"
        }
      ],
      "status": "final",
      "version": "10"
    }
  },
  "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": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "virtual",
                "product": {
                  "name": "Dell NetWorker virtual",
                  "product_id": "T034583",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:dell:networker:virtual"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "NetWorker"
          }
        ],
        "category": "vendor",
        "name": "Dell"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "EMC Avamar",
            "product": {
              "name": "EMC Avamar",
              "product_id": "T014381",
              "product_identification_helper": {
                "cpe": "cpe:/a:emc:avamar:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "EMC"
      },
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c7.5.0 UP8",
                "product": {
                  "name": "IBM QRadar SIEM \u003c7.5.0 UP8",
                  "product_id": "T033681",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:ibm:qradar_siem:7.5.0_up8"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "QRadar SIEM"
          }
        ],
        "category": "vendor",
        "name": "IBM"
      },
      {
        "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": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "8",
                "product": {
                  "name": "Red Hat Enterprise Linux 8",
                  "product_id": "T014111",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:redhat:enterprise_linux:8"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "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-2020-27783",
      "notes": [
        {
          "category": "description",
          "text": "In Red Hat Enterprise Linux existiert eine Cross-Site Scripting Schwachstelle. HTML und Script-Eingaben werden im python-lxml Clean Modul nicht ordnungsgem\u00e4\u00df \u00fcberpr\u00fcft, bevor sie an den Benutzer zur\u00fcckgegeben werden. Ein entfernter anonymer Angreifer kann durch Ausnutzung dieser Schwachstelle beliebigen HTML- und Script-Code durch den Browser des Benutzers im Kontext der betroffenen Seite ausf\u00fchren. Zur erfolgreichen Ausnutzung dieser Schwachstelle muss der Angreifer den Benutzer dazu bringen eine modifizierte URL oder Webseite in seinem Webbrowser zu \u00f6ffnen."
        }
      ],
      "product_status": {
        "known_affected": [
          "T014381",
          "T002207",
          "T034583",
          "T033681",
          "398363",
          "T004914",
          "T014111"
        ]
      },
      "release_date": "2021-05-18T22:00:00Z",
      "title": "CVE-2020-27783"
    }
  ]
}


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