WID-SEC-W-2022-0586
Vulnerability from csaf_certbund
Published
2021-10-21 22:00
Modified
2023-05-23 22:00
Summary
PHP: Schwachstelle ermöglicht Privilegieneskalation

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
PHP ist eine Programmiersprache, die zur Implementierung von Web-Applikationen genutzt wird.
Angriff
Ein lokaler Angreifer kann eine Schwachstelle in PHP ausnutzen, um seine Privilegien zu erhöhen.
Betroffene Betriebssysteme
- UNIX - Linux - Windows - Sonstiges


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": "PHP ist eine Programmiersprache, die zur Implementierung von Web-Applikationen genutzt wird.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein lokaler Angreifer kann eine Schwachstelle in PHP ausnutzen, um seine Privilegien zu erh\u00f6hen.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- UNIX\n- Linux\n- Windows\n- Sonstiges",
        "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-2022-0586 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2021/wid-sec-w-2022-0586.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2022-0586 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2022-0586"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2023-2903 vom 2023-05-24",
        "url": "https://linux.oracle.com/errata/ELSA-2023-2903.html"
      },
      {
        "category": "external",
        "summary": "bugs.php.net vom 2021-10-21",
        "url": "https://bugs.php.net/bug.php?id=81026"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DSA-4993 vom 2021-10-26",
        "url": "https://www.debian.org/security/2021/dsa-4993"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DSA-4992 vom 2021-10-26",
        "url": "https://www.debian.org/security/2021/dsa-4992"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DLA-2794 vom 2021-10-27",
        "url": "https://lists.debian.org/debian-lts-announce/2021/10/msg00021.html"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-5125-1 vom 2021-10-28",
        "url": "https://ubuntu.com/security/notices/USN-5125-1"
      },
      {
        "category": "external",
        "summary": "NetApp Security Advisory NTAP-20211118-0003 vom 2021-11-18",
        "url": "https://security.netapp.com/advisory/ntap-20211118-0003/"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:3726-1 vom 2021-11-18",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-November/009743.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:3727-1 vom 2021-11-19",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-November/009744.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2021:3943-1 vom 2021-12-06",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2021-December/009845.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2022-1935 vom 2022-05-17",
        "url": "https://linux.oracle.com/errata/ELSA-2022-1935.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:0679-1 vom 2022-03-03",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-March/010332.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2022:1935 vom 2022-05-10",
        "url": "https://access.redhat.com/errata/RHSA-2022:1935"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2022:5491 vom 2022-07-07",
        "url": "https://access.redhat.com/errata/RHSA-2022:5491"
      },
      {
        "category": "external",
        "summary": "Gentoo Linux Security Advisory GLSA-202209-20 vom 2022-09-29",
        "url": "https://security.gentoo.org/glsa/202209-20"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:3661-1 vom 2022-10-19",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-October/012575.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:4069-1 vom 2022-11-18",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-November/012985.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:4067-1 vom 2022-11-18",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-November/012983.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:4068-1 vom 2022-11-18",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-November/012984.html"
      }
    ],
    "source_lang": "en-US",
    "title": "PHP: Schwachstelle erm\u00f6glicht Privilegieneskalation",
    "tracking": {
      "current_release_date": "2023-05-23T22:00:00.000+00:00",
      "generator": {
        "date": "2024-02-15T16:52:13.980+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.0"
        }
      },
      "id": "WID-SEC-W-2022-0586",
      "initial_release_date": "2021-10-21T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2021-10-21T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2021-10-24T22:00:00.000+00:00",
          "number": "2",
          "summary": "Version angepasst"
        },
        {
          "date": "2021-10-25T22:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von Debian aufgenommen"
        },
        {
          "date": "2021-10-27T22:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von Debian und Ubuntu aufgenommen"
        },
        {
          "date": "2021-11-17T23:00:00.000+00:00",
          "number": "5",
          "summary": "Neue Updates von NetApp aufgenommen"
        },
        {
          "date": "2021-11-18T23:00:00.000+00:00",
          "number": "6",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2021-11-21T23:00:00.000+00:00",
          "number": "7",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2021-12-06T23:00:00.000+00:00",
          "number": "8",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-03-02T23:00:00.000+00:00",
          "number": "9",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-05-10T22:00:00.000+00:00",
          "number": "10",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2022-05-17T22:00:00.000+00:00",
          "number": "11",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2022-07-06T22:00:00.000+00:00",
          "number": "12",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2022-09-29T22:00:00.000+00:00",
          "number": "13",
          "summary": "Neue Updates von Gentoo aufgenommen"
        },
        {
          "date": "2022-10-19T22:00:00.000+00:00",
          "number": "14",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-11-20T23:00:00.000+00:00",
          "number": "15",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2023-05-23T22:00:00.000+00:00",
          "number": "16",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        }
      ],
      "status": "final",
      "version": "16"
    }
  },
  "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": "NetApp Data ONTAP",
            "product": {
              "name": "NetApp Data ONTAP",
              "product_id": "7654",
              "product_identification_helper": {
                "cpe": "cpe:/a:netapp:data_ontap:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "NetApp"
      },
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Open Source PHP \u003c= 8.0.6",
            "product": {
              "name": "Open Source PHP \u003c= 8.0.6",
              "product_id": "1059095",
              "product_identification_helper": {
                "cpe": "cpe:/a:php:php:8.0.6"
              }
            }
          }
        ],
        "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-2021-21703",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle in PHP. Der Root-FPM-Prozess kann gezwungen werden, an beliebigen Stellen zu lesen/schreiben, indem man Zeiger im SHM verwendet. Ein privilegierter Angreifer kann diese Schwachstelle ausnutzen, um seine Privilegien von www-data zu root zu erweitern."
        }
      ],
      "product_status": {
        "known_affected": [
          "2951",
          "T002207",
          "67646",
          "T000126",
          "1059095",
          "7654",
          "T012167",
          "T004914"
        ]
      },
      "release_date": "2021-10-21T22:00:00Z",
      "title": "CVE-2021-21703"
    }
  ]
}


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