wid-sec-w-2024-1053
Vulnerability from csaf_certbund
Published
2016-04-17 22:00
Modified
2024-05-07 22:00
Summary
OpenSSH: 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
OpenSSH ist eine Open Source Implementierung des Secure Shell Protokolls.
Angriff
Ein lokaler Angreifer kann eine Schwachstelle in OpenSSH ausnutzen, um seine Privilegien zu erhöhen.
Betroffene Betriebssysteme
- Linux - UNIX


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": "OpenSSH ist eine Open Source Implementierung des Secure Shell Protokolls.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein lokaler Angreifer kann eine Schwachstelle in OpenSSH ausnutzen, um seine Privilegien zu erh\u00f6hen.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- Linux\n- UNIX",
        "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-2024-1053 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2016/wid-sec-w-2024-1053.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2024-1053 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2024-1053"
      },
      {
        "category": "external",
        "summary": "Debian Security Advisory DSA-3550-1 vom 2016-04-17",
        "url": "https://www.debian.org/security/2016/dsa-3550"
      },
      {
        "category": "external",
        "summary": "Ubuntu Security Notice USN-2966-1 vom 2016-05-10",
        "url": "http://www.ubuntu.com/usn/usn-2966-1/"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2016:1386-1 vom 2016-05-24",
        "url": "https://www.suse.com/support/update/announcement/2016/suse-su-20161386-1.html"
      },
      {
        "category": "external",
        "summary": "NetBSD 7.0.1 Release",
        "url": "http://www.netbsd.org/releases/formal-7/NetBSD-7.0.1.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2016:1528-1 vom 2016-06-16",
        "url": "https://www.suse.com/support/update/announcement/2016/suse-su-20161528-1.html"
      },
      {
        "category": "external",
        "summary": "OpenSSH 7.3 release notes vom 2016-08-01",
        "url": "http://www.openssh.com/txt/release-7.3"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2016:2388-1 vom 2016-09-27",
        "url": "https://www.suse.com/support/update/announcement/2016/suse-su-20162388-1.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2016:2555-1 vom 2016-10-25",
        "url": "https://www.suse.com/support/update/announcement/2016/suse-su-20162555-1.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2016:2588-1 vom 2016-11-03",
        "url": "https://rhn.redhat.com/errata/RHSA-2016-2588.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2016-2588 vom 2016-11-09",
        "url": "http://linux.oracle.com/errata/ELSA-2016-2588.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2017:0641-1 vom 2017-03-21",
        "url": "https://rhn.redhat.com/errata/RHSA-2017-0641.html"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2017-0641 vom 2017-03-28",
        "url": "http://linux.oracle.com/errata/ELSA-2017-0641.html"
      },
      {
        "category": "external",
        "summary": "Palo Alto Networks Security Advisory PAN-SA-2020-0005 vom 2020-05-13",
        "url": "https://security.paloaltonetworks.com/PAN-SA-2020-0005"
      },
      {
        "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": "OpenSSH: Schwachstelle erm\u00f6glicht Privilegieneskalation",
    "tracking": {
      "current_release_date": "2024-05-07T22:00:00.000+00:00",
      "generator": {
        "date": "2024-05-08T08:11:19.147+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.0"
        }
      },
      "id": "WID-SEC-W-2024-1053",
      "initial_release_date": "2016-04-17T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2016-04-17T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initial Release"
        },
        {
          "date": "2016-04-17T22:00:00.000+00:00",
          "number": "2",
          "summary": "Version nicht vorhanden"
        },
        {
          "date": "2016-05-09T22:00:00.000+00:00",
          "number": "3",
          "summary": "New remediations available"
        },
        {
          "date": "2016-05-09T22:00:00.000+00:00",
          "number": "4",
          "summary": "Version nicht vorhanden"
        },
        {
          "date": "2016-05-24T22:00:00.000+00:00",
          "number": "5",
          "summary": "New remediations available"
        },
        {
          "date": "2016-05-24T22:00:00.000+00:00",
          "number": "6",
          "summary": "Version nicht vorhanden"
        },
        {
          "date": "2016-05-30T22:00:00.000+00:00",
          "number": "7",
          "summary": "New remediations available"
        },
        {
          "date": "2016-05-30T22:00:00.000+00:00",
          "number": "8",
          "summary": "Version nicht vorhanden"
        },
        {
          "date": "2016-06-16T22:00:00.000+00:00",
          "number": "9",
          "summary": "New remediations available"
        },
        {
          "date": "2016-08-01T22:00:00.000+00:00",
          "number": "10",
          "summary": "New remediations available"
        },
        {
          "date": "2016-08-01T22:00:00.000+00:00",
          "number": "11",
          "summary": "Version nicht vorhanden"
        },
        {
          "date": "2016-09-27T22:00:00.000+00:00",
          "number": "12",
          "summary": "New remediations available"
        },
        {
          "date": "2016-10-25T22:00:00.000+00:00",
          "number": "13",
          "summary": "New remediations available"
        },
        {
          "date": "2016-11-03T23:00:00.000+00:00",
          "number": "14",
          "summary": "New remediations available"
        },
        {
          "date": "2016-11-03T23:00:00.000+00:00",
          "number": "15",
          "summary": "Version nicht vorhanden"
        },
        {
          "date": "2016-11-09T23:00:00.000+00:00",
          "number": "16",
          "summary": "New remediations available"
        },
        {
          "date": "2016-11-09T23:00:00.000+00:00",
          "number": "17",
          "summary": "Version nicht vorhanden"
        },
        {
          "date": "2017-03-20T23:00:00.000+00:00",
          "number": "18",
          "summary": "New remediations available"
        },
        {
          "date": "2017-03-27T22:00:00.000+00:00",
          "number": "19",
          "summary": "New remediations available"
        },
        {
          "date": "2020-05-13T22:00:00.000+00:00",
          "number": "20",
          "summary": "Neue Updates von Palo Alto Networks aufgenommen"
        },
        {
          "date": "2024-05-07T22:00:00.000+00:00",
          "number": "21",
          "summary": "Neue Updates von Dell aufgenommen"
        }
      ],
      "status": "final",
      "version": "21"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_name",
                "name": "Debian Linux Wheezy (7.0)",
                "product": {
                  "name": "Debian Linux Wheezy (7.0)",
                  "product_id": "199881",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:debian:debian_linux:7.0"
                  }
                }
              },
              {
                "category": "product_name",
                "name": "Debian Linux Jessie (8.0)",
                "product": {
                  "name": "Debian Linux Jessie (8.0)",
                  "product_id": "310725",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:debian:debian_linux:8.0"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "Linux"
          }
        ],
        "category": "vendor",
        "name": "Debian"
      },
      {
        "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": "\u003c7.0.1",
                "product": {
                  "name": "NetBSD Foundation NetBSD OS \u003c7.0.1",
                  "product_id": "T007683",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:netbsd:netbsd:7.0.1"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "NetBSD OS"
          }
        ],
        "category": "vendor",
        "name": "NetBSD Foundation"
      },
      {
        "branches": [
          {
            "branches": [
              {
                "category": "product_version_range",
                "name": "\u003c7.3",
                "product": {
                  "name": "Open Source OpenSSH \u003c7.3",
                  "product_id": "8223",
                  "product_identification_helper": {
                    "cpe": "cpe:/a:openbsd:openssh:-"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "OpenSSH"
          }
        ],
        "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": "PaloAlto Networks PAN-OS",
            "product": {
              "name": "PaloAlto Networks PAN-OS",
              "product_id": "T012790",
              "product_identification_helper": {
                "cpe": "cpe:/o:paloaltonetworks:pan-os:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "PaloAlto Networks"
      },
      {
        "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": [
          {
            "branches": [
              {
                "category": "product_version",
                "name": "12.04 LTS",
                "product": {
                  "name": "Ubuntu Linux 12.04 LTS",
                  "product_id": "170497",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:canonical:ubuntu_linux:12.04:-:lts"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "15.1",
                "product": {
                  "name": "Ubuntu Linux 15.10",
                  "product_id": "316506",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:canonical:ubuntu_linux:15.10"
                  }
                }
              },
              {
                "category": "product_version",
                "name": "14.04 LTS",
                "product": {
                  "name": "Ubuntu Linux 14.04 LTS",
                  "product_id": "T003005",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:canonical:ubuntu_linux:14.04:-:lts"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "Linux"
          }
        ],
        "category": "vendor",
        "name": "Ubuntu"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2015-8325",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle in OpenSSH, die zur Privilegienerweiterung ausgenutzt werden kann. Diese Schwachstelle beruht in der Funktion \"do_setup_env\" in [/session.c b/session.c]. Ein lokaler Angreifer kann diese Schwachstelle ausnutzen, um seine Privilegien auf Root-Rechte zu erweitern. Voraussetzung f\u00fcr einen erfolgreichen Angriff ist, dass zum einen PAM Unterst\u00fctzung aktiviert und so konfiguriert ist, dass Benutzer-spezifische Umgebungsvariablen gelesen werden und zum anderen in der sshd_config \"UseLogin=yes\" gesetzt ist."
        }
      ],
      "product_status": {
        "known_affected": [
          "316506",
          "8223",
          "170497",
          "T014381",
          "T002207",
          "67646",
          "T003005",
          "310725",
          "T034583",
          "199881",
          "T004914",
          "T012790"
        ]
      },
      "release_date": "2016-04-17T22:00:00Z",
      "title": "CVE-2015-8325"
    }
  ]
}


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