WID-SEC-W-2026-3423

Vulnerability from csaf_certbund - Published: 2026-09-16 22:00 - Updated: 2026-09-16 22:00
Summary
Cisco Secure Firewall Threat Defense: Mehrere Schwachstellen
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 Secure Firewall Threat Defense ist eine Sicherheitslösung, die Funktionen wie Firewall, Intrusion Prevention und erweiterten Malware-Schutz in einer einzigen Appliance integriert.
Angriff: Ein Angreifer kann mehrere Schwachstellen in Cisco Secure Firewall Threat Defense ausnutzen, um einen Denial of Service Angriff durchzuführen, um Sicherheitsvorkehrungen zu umgehen, und um seine Privilegien zu erhöhen.
Betroffene Betriebssysteme: - CISCO Appliance
CVE-2026-20135
Affected products
Product Identifier Version Remediation
Cisco Secure Firewall Threat Defense
Cisco
 cpe:/a:cisco:secure_firewall_threat_defense:- —
CVE-2026-20290
Affected products
Known affected 1 product, the same list as for CVE-2026-20135
CVE-2026-20295
Affected products
Known affected 1 product, the same list as for CVE-2026-20135
CVE-2026-20323
Affected products
Known affected 1 product, the same list as for CVE-2026-20135
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 Secure Firewall Threat Defense ist eine Sicherheitsl\u00f6sung, die Funktionen wie Firewall, Intrusion Prevention und erweiterten Malware-Schutz in einer einzigen Appliance integriert.",
        "title": "Produktbeschreibung"
      },
      {
        "category": "summary",
        "text": "Ein Angreifer kann mehrere Schwachstellen in Cisco Secure Firewall Threat Defense ausnutzen, um einen Denial of Service Angriff durchzuf\u00fchren, um Sicherheitsvorkehrungen zu umgehen, und um seine Privilegien zu erh\u00f6hen.",
        "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-2026-3423 - CSAF Version",
        "url": "https://wid.cert-bund.de/.well-known/csaf/white/2026/wid-sec-w-2026-3423.json"
      },
      {
        "category": "self",
        "summary": "WID-SEC-2026-3423 - Portal Version",
        "url": "https://wid.cert-bund.de/portal/wid/securityadvisory?name=WID-SEC-2026-3423"
      },
      {
        "category": "external",
        "summary": "Cisco Security Advisory cisco-sa-ftd-tls1.3-dos-dLxwFWgF vom 2026-09-16",
        "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ftd-tls1.3-dos-dLxwFWgF"
      },
      {
        "category": "external",
        "summary": "Cisco Security Advisory cisco-sa-ftd-snort2-ssldos-Mw7WYX9c vom 2026-09-16",
        "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-ftd-snort2-ssldos-Mw7WYX9c"
      },
      {
        "category": "external",
        "summary": "Cisco Security Advisory cisco-sa-fmcftd-sftun-multivulns-WGVHOrN3 vom 2026-09-16",
        "url": "https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-fmcftd-sftun-multivulns-WGVHOrN3"
      }
    ],
    "source_lang": "en-US",
    "title": "Cisco Secure Firewall Threat Defense: Mehrere Schwachstellen",
    "tracking": {
      "current_release_date": "2026-09-16T22:00:00.000+00:00",
      "generator": {
        "date": "2026-09-17T11:01:36.524+00:00",
        "engine": {
          "name": "BSI-WID",
          "version": "1.6.0"
        }
      },
      "id": "WID-SEC-W-2026-3423",
      "initial_release_date": "2026-09-16T22:00:00.000+00:00",
      "revision_history": [
        {
          "date": "2026-09-16T22:00:00.000+00:00",
          "number": "1",
          "summary": "Initiale Fassung"
        }
      ],
      "status": "final",
      "version": "1"
    }
  },
  "product_tree": {
    "branches": [
      {
        "branches": [
          {
            "category": "product_name",
            "name": "Cisco Secure Firewall Threat Defense",
            "product": {
              "name": "Cisco Secure Firewall Threat Defense",
              "product_id": "T059679",
              "product_identification_helper": {
                "cpe": "cpe:/a:cisco:secure_firewall_threat_defense:-"
              }
            }
          }
        ],
        "category": "vendor",
        "name": "Cisco"
      }
    ]
  },
  "vulnerabilities": [
    {
      "cve": "CVE-2026-20135",
      "product_status": {
        "known_affected": [
          "T059679"
        ]
      },
      "release_date": "2026-09-16T22:00:00.000+00:00",
      "title": "CVE-2026-20135"
    },
    {
      "cve": "CVE-2026-20290",
      "product_status": {
        "known_affected": [
          "T059679"
        ]
      },
      "release_date": "2026-09-16T22:00:00.000+00:00",
      "title": "CVE-2026-20290"
    },
    {
      "cve": "CVE-2026-20295",
      "product_status": {
        "known_affected": [
          "T059679"
        ]
      },
      "release_date": "2026-09-16T22:00:00.000+00:00",
      "title": "CVE-2026-20295"
    },
    {
      "cve": "CVE-2026-20323",
      "product_status": {
        "known_affected": [
          "T059679"
        ]
      },
      "release_date": "2026-09-16T22:00:00.000+00:00",
      "title": "CVE-2026-20323"
    }
  ]
}



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