fkie_cve-2016-6422
Vulnerability from fkie_nvd
Published
2016-10-06 10:59
Modified
2025-04-12 10:46
Severity ?
7.5 (High) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Summary
Cisco IOS 12.2(33)SXJ9 on Supervisor Engine 32 and 720 modules for 6500 and 7600 devices mishandles certain operators, flags, and keywords in TCAM share ACLs, which allows remote attackers to bypass intended access restrictions by sending packets that should have been recognized by a filter, aka Bug ID CSCuy64806.
References
psirt@cisco.comhttp://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161005-catalystMitigation, Vendor Advisory
psirt@cisco.comhttp://www.securityfocus.com/bid/93404
psirt@cisco.comhttp://www.securitytracker.com/id/1036954
af854a3a-2127-422b-91ae-364da2661108http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161005-catalystMitigation, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/93404
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1036954
Impacted products
Vendor Product Version
cisco ios 12.2\(33\)sxj9


To clipboard 

{
   configurations: [
      {
         nodes: [
            {
               cpeMatch: [
                  {
                     criteria: "cpe:2.3:o:cisco:ios:12.2\\(33\\)sxj9:*:*:*:*:*:*:*",
                     matchCriteriaId: "DFB5FB44-0CD9-40E1-80EC-C8CFBA023FD6",
                     vulnerable: true,
                  },
               ],
               negate: false,
               operator: "OR",
            },
         ],
      },
   ],
   cveTags: [],
   descriptions: [
      {
         lang: "en",
         value: "Cisco IOS 12.2(33)SXJ9 on Supervisor Engine 32 and 720 modules for 6500 and 7600 devices mishandles certain operators, flags, and keywords in TCAM share ACLs, which allows remote attackers to bypass intended access restrictions by sending packets that should have been recognized by a filter, aka Bug ID CSCuy64806.",
      },
      {
         lang: "es",
         value: "Cisco IOS 12.2(33)SXJ9 en los módulos Supervisor Engine 32 y 720 para dispositivos 6500 y 7600 no maneja adecuadamente ciertos operadores, indicadores y palabras clave en ACLs compartida con TCAM, lo que permite a atacantes remotos eludir las restricciones destinadas al acceso por el envío de paquetes que deberían haber sido reconocidos por un filtro, vulnerabilidad también conocida como Bug ID CSCuy64806.",
      },
   ],
   id: "CVE-2016-6422",
   lastModified: "2025-04-12T10:46:40.837",
   metrics: {
      cvssMetricV2: [
         {
            acInsufInfo: false,
            baseSeverity: "MEDIUM",
            cvssData: {
               accessComplexity: "MEDIUM",
               accessVector: "NETWORK",
               authentication: "NONE",
               availabilityImpact: "NONE",
               baseScore: 4.3,
               confidentialityImpact: "PARTIAL",
               integrityImpact: "NONE",
               vectorString: "AV:N/AC:M/Au:N/C:P/I:N/A:N",
               version: "2.0",
            },
            exploitabilityScore: 8.6,
            impactScore: 2.9,
            obtainAllPrivilege: false,
            obtainOtherPrivilege: false,
            obtainUserPrivilege: false,
            source: "nvd@nist.gov",
            type: "Primary",
            userInteractionRequired: false,
         },
      ],
      cvssMetricV30: [
         {
            cvssData: {
               attackComplexity: "LOW",
               attackVector: "NETWORK",
               availabilityImpact: "NONE",
               baseScore: 7.5,
               baseSeverity: "HIGH",
               confidentialityImpact: "HIGH",
               integrityImpact: "NONE",
               privilegesRequired: "NONE",
               scope: "UNCHANGED",
               userInteraction: "NONE",
               vectorString: "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
               version: "3.0",
            },
            exploitabilityScore: 3.9,
            impactScore: 3.6,
            source: "nvd@nist.gov",
            type: "Primary",
         },
      ],
   },
   published: "2016-10-06T10:59:09.243",
   references: [
      {
         source: "psirt@cisco.com",
         tags: [
            "Mitigation",
            "Vendor Advisory",
         ],
         url: "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161005-catalyst",
      },
      {
         source: "psirt@cisco.com",
         url: "http://www.securityfocus.com/bid/93404",
      },
      {
         source: "psirt@cisco.com",
         url: "http://www.securitytracker.com/id/1036954",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         tags: [
            "Mitigation",
            "Vendor Advisory",
         ],
         url: "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161005-catalyst",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         url: "http://www.securityfocus.com/bid/93404",
      },
      {
         source: "af854a3a-2127-422b-91ae-364da2661108",
         url: "http://www.securitytracker.com/id/1036954",
      },
   ],
   sourceIdentifier: "psirt@cisco.com",
   vulnStatus: "Deferred",
   weaknesses: [
      {
         description: [
            {
               lang: "en",
               value: "CWE-20",
            },
         ],
         source: "nvd@nist.gov",
         type: "Primary",
      },
   ],
}


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