csaf_certbund - wid-sec-w-2022-1453

WID-SEC-W-2022-1453

Vulnerability from csaf_certbund - Published: 2022-05-10 22:00 - Updated: 2022-12-26 23:00

Summary

Intel Prozessoren: Schwachstelle ermöglicht Denial of Service

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

Der Prozessor ist das zentrale Rechenwerk eines Computers.

Angriff

Ein lokaler Angreifer kann eine Schwachstelle in Intel Prozessoren ausnutzen, um einen Denial of Service Angriff durchzuführen.

Betroffene Betriebssysteme

- BIOS/Firmware

JSON

To clipboard

{
  "document": {
    "aggregate_severity": {
      "text": "niedrig"
    },
    "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": "Der Prozessor ist das zentrale Rechenwerk eines Computers.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein lokaler Angreifer kann eine Schwachstelle in Intel Prozessoren ausnutzen, um einen Denial of Service Angriff durchzuf\u00fchren.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- BIOS/Firmware",
        "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-2022-1453 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2022/wid-sec-w-2022-1453.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2022-1453 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2022-1453"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:4617-1 vom 2022-12-23",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-December/013342.html"
      },
      {
        "category": "external",
        "summary": "Intel Security Advisory vom 2022-05-10",
        "url": "https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00603.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:3293-1 vom 2022-09-17",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-September/012273.html"
      },
      {
        "category": "external",
        "summary": "SUSE Security Update SUSE-SU-2022:3288-1 vom 2022-09-16",
        "url": "https://lists.suse.com/pipermail/sle-security-updates/2022-September/012270.html"
      }
    ],
    "source_lang": "en-US",
    "title": "Intel Prozessoren: Schwachstelle erm\u00f6glicht Denial of Service",
    "tracking": {
      "current_release_date": "2022-12-26T23:00:00.000+00:00",
      "generator": {
        "date": "2024-08-15T17:35:16.426+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.3.5"
        }
      },
      "id": "WID-SEC-W-2022-1453",
      "initial_release_date": "2022-05-10T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2022-05-10T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        },
        {
          "date": "2022-05-18T22:00:00.000+00:00",
          "number": "2",
          "summary": "Referenz(en) aufgenommen: 2087926"
        },
        {
          "date": "2022-09-18T22:00:00.000+00:00",
          "number": "3",
          "summary": "Neue Updates von SUSE aufgenommen"
        },
        {
          "date": "2022-12-26T23:00:00.000+00:00",
          "number": "4",
          "summary": "Neue Updates von SUSE aufgenommen"
        }
      ],
      "status": "final",
      "version": "4"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Intel Prozessor",
            "product": {
              "name": "Intel Prozessor",
              "product_id": "T011586",
              "product_identification_helper": {
                "cpe": "cpe:/h:intel:intel_prozessor:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Intel"
      },
      {
        "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-2021-33135",
      "notes": [
        {
          "category": "description",
          "text": "Es existiert eine Schwachstelle in Intel Prozessoren. Der Fehler besteht aufgrund eines unkontrollierten Ressourcenverbrauchs im Linux-Kernel f\u00fcr Intel SGX. Ein lokaler Angreifer mit bestimmten Rechten kann diese Schwachstelle ausnutzen, um einen Denial-of-Service-Zustand zu verursachen."
        }
      ],
      "product_status": {
        "known_affected": [
          "T002207",
          "T011586"
        ]
      },
      "release_date": "2022-05-10T22:00:00.000+00:00",
      "title": "CVE-2021-33135"
    }
  ]
}

CVE-2021-33135 (GCVE-0-2021-33135)

Vulnerability from cvelistv5 – Published: 2022-05-12 16:35 – Updated: 2025-05-05 16:48

Summary

Uncontrolled resource consumption in the Linux kernel drivers for Intel(R) SGX may allow an authenticated user to potentially enable denial of service via local access.

Severity ?

5.5 (Medium)


                        
                          CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

CWE

denial of service

Assigner

intel

References

URL

Tags

https://www.intel.com/content/www/us/en/security-…

x_refsource_MISC

Impacted products

	Vendor	Product	Version
	n/a	Intel(R) SGX	Affected: See references

Show details on NVD website

JSON

To clipboard

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            "url": "https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00603.html"
          }
        ],
        "title": "CVE Program Container"
      },
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        "metrics": [
          {
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              "attackComplexity": "LOW",
              "attackVector": "LOCAL",
              "availabilityImpact": "HIGH",
              "baseScore": 5.5,
              "baseSeverity": "MEDIUM",
              "confidentialityImpact": "NONE",
              "integrityImpact": "NONE",
              "privilegesRequired": "LOW",
              "scope": "UNCHANGED",
              "userInteraction": "NONE",
              "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
              "version": "3.1"
            }
          },
          {
            "other": {
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                  },
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                  },
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                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-04-23T13:20:57.844666Z",
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        },
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    "cna": {
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        "shortName": "intel"
      },
      "references": [
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          "tags": [
            "x_refsource_MISC"
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          "url": "https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00603.html"
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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

Action not permitted

WID-SEC-W-2022-1453

CVE-2021-33135 (GCVE-0-2021-33135)

Tags

Sightings

Nomenclature