WID-SEC-W-2026-3155

Vulnerability from csaf_certbund - Published: 2026-09-02 22:00 - Updated: 2026-09-02 22:00
Summary
Cisco IOS XR: Mehrere Schwachstellen ermöglichen nicht spezifizierten Angriff
Severity
Hoch
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: Cisco Internetwork Operating System (IOS) ist ein Betriebssystem, das für Cisco Geräte wie z. B. Router und Switches eingesetzt wird.
Angriff: Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Cisco IOS XR ausnutzen, um einen nicht näher spezifizierten Angriff durchzuführen.
Betroffene Betriebssysteme: - CISCO Appliance
CVE-2026-20274
Affected products
Product Identifier Version Remediation
Cisco IOS XR
Cisco
 cpe:/o:cisco:ios_xr:- —
CVE-2026-20275
Affected products
Known affected 1 product, the same list as for CVE-2026-20274
CVE-2026-20276
Affected products
Known affected 1 product, the same list as for CVE-2026-20274
CVE-2026-20277
Affected products
Known affected 1 product, the same list as for CVE-2026-20274
CVE-2026-20278
Affected products
Known affected 1 product, the same list as for CVE-2026-20274
CVE-2026-20279
Affected products
Known affected 1 product, the same list as for CVE-2026-20274
CVE-2026-20280
Affected products
Known affected 1 product, the same list as for CVE-2026-20274
References
To clipboard 

{
  "document": {
    "aggregate_severity": {
      "text": "hoch"
    },
    "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": "Cisco Internetwork Operating System (IOS) ist ein Betriebssystem, das f\u00fcr Cisco Ger\u00e4te wie z. B. Router und Switches eingesetzt wird.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Cisco IOS XR ausnutzen, um einen nicht n\u00e4her spezifizierten Angriff durchzuf\u00fchren.",
        "title": "Angriff"
      },
      {
        "category": "general",
        "text": "- CISCO Appliance",
        "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-2026-3155 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-3155.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2026-3155 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-3155"
      },
      {
        "category": "external",
        "summary": "Cisco Security Advisory cisco-sa-hardening-iosxr-qg64NcM vom 2026-09-02",
        "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-iosxr-qg64NcM"
      }
    ],
    "source_lang": "en-US",
    "title": "Cisco IOS XR: Mehrere Schwachstellen erm\u00f6glichen nicht spezifizierten Angriff",
    "tracking": {
      "current_release_date": "2026-09-02T22:00:00.000+00:00",
      "generator": {
        "date": "2026-09-03T11:26:11.802+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.6.0"
        }
      },
      "id": "WID-SEC-W-2026-3155",
      "initial_release_date": "2026-09-02T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2026-09-02T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Cisco IOS XR",
            "product": {
              "name": "Cisco IOS XR",
              "product_id": "T051677",
              "product_identification_helper": {
                "cpe": "cpe:/o:cisco:ios_xr:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Cisco"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2026-20274",
      "product_status": {
        "known_affected": [
          "T051677"
        ]
      },
      "release_date": "2026-09-02T22:00:00.000+00:00",
      "title": "CVE-2026-20274"
    },
    {
      "cve": "CVE-2026-20275",
      "product_status": {
        "known_affected": [
          "T051677"
        ]
      },
      "release_date": "2026-09-02T22:00:00.000+00:00",
      "title": "CVE-2026-20275"
    },
    {
      "cve": "CVE-2026-20276",
      "product_status": {
        "known_affected": [
          "T051677"
        ]
      },
      "release_date": "2026-09-02T22:00:00.000+00:00",
      "title": "CVE-2026-20276"
    },
    {
      "cve": "CVE-2026-20277",
      "product_status": {
        "known_affected": [
          "T051677"
        ]
      },
      "release_date": "2026-09-02T22:00:00.000+00:00",
      "title": "CVE-2026-20277"
    },
    {
      "cve": "CVE-2026-20278",
      "product_status": {
        "known_affected": [
          "T051677"
        ]
      },
      "release_date": "2026-09-02T22:00:00.000+00:00",
      "title": "CVE-2026-20278"
    },
    {
      "cve": "CVE-2026-20279",
      "product_status": {
        "known_affected": [
          "T051677"
        ]
      },
      "release_date": "2026-09-02T22:00:00.000+00:00",
      "title": "CVE-2026-20279"
    },
    {
      "cve": "CVE-2026-20280",
      "product_status": {
        "known_affected": [
          "T051677"
        ]
      },
      "release_date": "2026-09-02T22:00:00.000+00:00",
      "title": "CVE-2026-20280"
    }
  ]
}



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