csaf_certbund - wid-sec-w-2024-3543

wid-sec-w-2024-3543

Vulnerability from csaf_certbund

Published

2024-11-25 23:00

Modified

2024-12-03 23:00

Summary

Red Hat Enterprise Linux (PAM): 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

Red Hat Enterprise Linux (RHEL) ist eine populäre Linux-Distribution.

Angriff

Ein entfernter, anonymer Angreifer kann eine Schwachstelle in Red Hat Enterprise Linux ausnutzen, um Sicherheitsvorkehrungen zu umgehen.

Betroffene Betriebssysteme

- Sonstiges - UNIX

JSON

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 ausnutzen, um Sicherheitsvorkehrungen zu umgehen.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- Sonstiges\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-2024-3543 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2024/wid-sec-w-2024-3543.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2024-3543 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2024-3543"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:10232 vom 2024-11-25",
        "url": "https://access.redhat.com/errata/RHSA-2024:10232"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:10244 vom 2024-11-25",
        "url": "https://access.redhat.com/errata/RHSA-2024:10244"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2024-10244 vom 2024-11-26",
        "url": "https://linux.oracle.com/errata/ELSA-2024-10244.html"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:10379 vom 2024-11-26",
        "url": "https://access.redhat.com/errata/RHSA-2024:10379"
      },
      {
        "category": "external",
        "summary": "Oracle Linux Security Advisory ELSA-2024-10379 vom 2024-11-27",
        "url": "https://linux.oracle.com/errata/ELSA-2024-10379.html"
      },
      {
        "category": "external",
        "summary": "Fedora Security Advisory FEDORA-2024-45478608E2 vom 2024-11-28",
        "url": "https://bodhi.fedoraproject.org/updates/FEDORA-2024-45478608e2"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:10528 vom 2024-12-04",
        "url": "https://access.redhat.com/errata/RHSA-2024:10528"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:10775 vom 2024-12-04",
        "url": "https://access.redhat.com/errata/RHSA-2024:10775"
      },
      {
        "category": "external",
        "summary": "Red Hat Security Advisory RHSA-2024:10518 vom 2024-12-03",
        "url": "https://access.redhat.com/errata/RHSA-2024:10518"
      }
    ],
    "source_lang": "en-US",
    "title": "Red Hat Enterprise Linux (PAM): Schwachstelle erm\u00f6glicht Umgehen von Sicherheitsvorkehrungen",
    "tracking": {
      "current_release_date": "2024-12-03T23:00:00.000+00:00",
      "generator": {
        "date": "2024-12-04T11:16:09.261+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.10"
        }
      },
      "id": "WID-SEC-W-2024-3543",
      "initial_release_date": "2024-11-25T23:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2024-11-25T23:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2024-11-26T23:00:00.000+00:00",
          "number": "2",
          "summary": "Neue Updates von Red Hat aufgenommen"
        },
        {
          "date": "2024-11-27T23:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von Oracle Linux aufgenommen"
        },
        {
          "date": "2024-12-03T23:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von Red Hat aufgenommen"
        }
      ],
      "status": "final",
      "version": "4"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Fedora Linux",
            "product": {
              "name": "Fedora Linux",
              "product_id": "74185",
              "product_identification_helper": {
                "cpe": "cpe:/o:fedoraproject:fedora:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Fedora"
      },
      {
        "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_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": "product_version_range",
                "name": "\u003c9.4",
                "product": {
                  "name": "Red Hat Enterprise Linux \u003c9.4",
                  "product_id": "T039429"
                }
              },
              {
                "category": "product_version",
                "name": "9.4",
                "product": {
                  "name": "Red Hat Enterprise Linux 9.4",
                  "product_id": "T039429-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:redhat:enterprise_linux:9.4"
                  }
                }
              },
              {
                "category": "product_version_range",
                "name": "\u003c9",
                "product": {
                  "name": "Red Hat Enterprise Linux \u003c9",
                  "product_id": "T039430"
                }
              },
              {
                "category": "product_version",
                "name": "9",
                "product": {
                  "name": "Red Hat Enterprise Linux 9",
                  "product_id": "T039430-fixed",
                  "product_identification_helper": {
                    "cpe": "cpe:/o:redhat:enterprise_linux:9"
                  }
                }
              }
            ],
            "category": "product_name",
            "name": "Enterprise Linux"
          }
        ],
        "category": "vendor",
        "name": "Red Hat"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2024-10963",
      "notes": [
        {
          "category": "description",
          "text": "Es besteht eine Schwachstelle in Red Hat Enterprise Linux. Dieser Fehler betrifft das PAM-Modul aufgrund einer unsachgem\u00e4\u00dfen Behandlung bestimmter Regeln in seiner Konfigurationsdatei, die als Hostnamen fehlinterpretiert werden. Ein entfernter, anonymer Angreifer kann diese Schwachstelle ausnutzen, um vertrauensw\u00fcrdige Hostnamen zu f\u00e4lschen und so die Zugriffskontrolle zu umgehen."
        }
      ],
      "product_status": {
        "known_affected": [
          "T039430",
          "T039429",
          "67646",
          "T004914",
          "74185"
        ]
      },
      "release_date": "2024-11-25T23:00:00.000+00:00",
      "title": "CVE-2024-10963"
    }
  ]
}

cve-2024-10963

Vulnerability from cvelistv5

Published

2024-11-07 16:02

Modified

2024-11-11 23:37

Severity ?

7.4 (High) - CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

Summary

Pam: improper hostname interpretation in pam_access leads to access control bypass

References

▼	URL	Tags
	https://access.redhat.com/security/cve/CVE-2024-10963	vdb-entry, x_refsource_REDHAT
	https://bugzilla.redhat.com/show_bug.cgi?id=2324291	issue-tracking, x_refsource_REDHAT

Impacted products

Vendor

Product

Version

▼

Red Hat

Red Hat Enterprise Linux 7

cpe:/o:redhat:enterprise_linux:7

Red Hat	Red Hat Enterprise Linux 8	cpe:/o:redhat:enterprise_linux:8
Red Hat	Red Hat Enterprise Linux 9	cpe:/o:redhat:enterprise_linux:9
Red Hat	Red Hat OpenShift Container Platform 4	cpe:/a:redhat:openshift:4

Show details on NVD website

JSON

To clipboard

{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2024-10963",
                "options": [
                  {
                    "Exploitation": "none"
                  },
                  {
                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "total"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2024-11-07T18:27:30.472908Z",
                "version": "2.0.3"
              },
              "type": "ssvc"
            }
          }
        ],
        "providerMetadata": {
          "dateUpdated": "2024-11-07T18:27:42.452Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/o:redhat:enterprise_linux:7"
          ],
          "defaultStatus": "unknown",
          "packageName": "pam",
          "product": "Red Hat Enterprise Linux 7",
          "vendor": "Red Hat"
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/o:redhat:enterprise_linux:8"
          ],
          "defaultStatus": "affected",
          "packageName": "pam",
          "product": "Red Hat Enterprise Linux 8",
          "vendor": "Red Hat"
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/o:redhat:enterprise_linux:9"
          ],
          "defaultStatus": "affected",
          "packageName": "pam",
          "product": "Red Hat Enterprise Linux 9",
          "vendor": "Red Hat"
        },
        {
          "collectionURL": "https://access.redhat.com/downloads/content/package-browser/",
          "cpes": [
            "cpe:/a:redhat:openshift:4"
          ],
          "defaultStatus": "affected",
          "packageName": "rhcos",
          "product": "Red Hat OpenShift Container Platform 4",
          "vendor": "Red Hat"
        }
      ],
      "datePublic": "2024-11-07T00:00:00+00:00",
      "descriptions": [
        {
          "lang": "en",
          "value": "A flaw was found in pam_access, where certain rules in its configuration file are mistakenly treated as hostnames. This vulnerability allows attackers to trick the system by pretending to be a trusted hostname, gaining unauthorized access. This issue poses a risk for systems that rely on this feature to control who can access certain services or terminals."
        }
      ],
      "metrics": [
        {
          "other": {
            "content": {
              "namespace": "https://access.redhat.com/security/updates/classification/",
              "value": "Important"
            },
            "type": "Red Hat severity rating"
          }
        },
        {
          "cvssV3_1": {
            "attackComplexity": "HIGH",
            "attackVector": "NETWORK",
            "availabilityImpact": "NONE",
            "baseScore": 7.4,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "HIGH",
            "integrityImpact": "HIGH",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
            "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N",
            "version": "3.1"
          },
          "format": "CVSS"
        }
      ],
      "problemTypes": [
        {
          "descriptions": [
            {
              "cweId": "CWE-287",
              "description": "Improper Authentication",
              "lang": "en",
              "type": "CWE"
            }
          ]
        }
      ],
      "providerMetadata": {
        "dateUpdated": "2024-11-11T23:37:25.182Z",
        "orgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
        "shortName": "redhat"
      },
      "references": [
        {
          "tags": [
            "vdb-entry",
            "x_refsource_REDHAT"
          ],
          "url": "https://access.redhat.com/security/cve/CVE-2024-10963"
        },
        {
          "name": "RHBZ#2324291",
          "tags": [
            "issue-tracking",
            "x_refsource_REDHAT"
          ],
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2324291"
        }
      ],
      "timeline": [
        {
          "lang": "en",
          "time": "2024-11-07T07:38:52.548000+00:00",
          "value": "Reported to Red Hat."
        },
        {
          "lang": "en",
          "time": "2024-11-07T00:00:00+00:00",
          "value": "Made public."
        }
      ],
      "title": "Pam: improper hostname interpretation in pam_access leads to access control bypass",
      "workarounds": [
        {
          "lang": "en",
          "value": "To reduce the risk, administrators should ensure that no DNS hostname matches local TTY or service names used in pam_access. Additionally, implement DNSSEC to prevent spoofing of DNS responses. For stronger protection, consider reconfiguring pam_access to only accept fully qualified domain names (FQDNs) in access.conf"
        }
      ],
      "x_redhatCweChain": "CWE-287: Improper Authentication"
    }
  },
  "cveMetadata": {
    "assignerOrgId": "53f830b8-0a3f-465b-8143-3b8a9948e749",
    "assignerShortName": "redhat",
    "cveId": "CVE-2024-10963",
    "datePublished": "2024-11-07T16:02:34.873Z",
    "dateReserved": "2024-11-07T07:29:13.250Z",
    "dateUpdated": "2024-11-11T23:37:25.182Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

Action not permitted