FKIE_CVE-2016-6438

Vulnerability from fkie_nvd - Published: 2016-10-27 21:59 - Updated: 2026-06-17 00:51
Severity
5.9 (Medium) - CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
Summary
A vulnerability in Cisco IOS XE Software running on Cisco cBR-8 Converged Broadband Routers could allow an unauthenticated, remote attacker to cause a configuration integrity change to the vty line configuration on an affected device. This vulnerability affects the following releases of Cisco IOS XE Software running on Cisco cBR-8 Converged Broadband Routers: All 3.16S releases, All 3.17S releases, Release 3.18.0S, Release 3.18.1S, Release 3.18.0SP. More Information: CSCuz62815. Known Affected Releases: 15.5(3)S2.9, 15.6(2)SP. Known Fixed Releases: 15.6(1.7)SP1, 16.4(0.183), 16.5(0.1).
References
psirt@cisco.comhttp://www.securityfocus.com/bid/93518
psirt@cisco.comhttp://www.securitytracker.com/id/1037003
psirt@cisco.comhttps://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161012-cbr-8Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108http://www.securityfocus.com/bid/93518
af854a3a-2127-422b-91ae-364da2661108http://www.securitytracker.com/id/1037003
af854a3a-2127-422b-91ae-364da2661108https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161012-cbr-8Vendor Advisory
Impacted products
Vendor Product Version
cisco ios_xe 3.16.0cs
cisco ios_xe 3.16.0s
cisco ios_xe 3.16.1as
cisco ios_xe 3.16.1s
cisco ios_xe 3.16.2as
cisco ios_xe 3.16.2bs
cisco ios_xe 3.16.2s
cisco ios_xe 3.16.3as
cisco ios_xe 3.16.3s
cisco ios_xe 3.16.4s
cisco ios_xe 3.17.0s
cisco ios_xe 3.17.1as
cisco ios_xe 3.17.1s
cisco ios_xe 3.17.2s
cisco ios_xe 3.18.0s
cisco ios_xe 3.18.0sp
cisco ios_xe 3.18.1s
To clipboard 

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "Cisco IOS XE 3.16S, 3.17S, 3.18.0S, 3.18.1S, 3.18.0SP",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "Cisco IOS XE 3.16S, 3.17S, 3.18.0S, 3.18.1S, 3.18.0SP"
            }
          ]
        }
      ],
      "source": "psirt@cisco.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:cisco:ios_xe:3.16.0cs:*:*:*:*:*:*:*",
              "matchCriteriaId": "5568EABF-8F43-4A87-8DE4-A03E9065BE53",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios_xe:3.16.0s:*:*:*:*:*:*:*",
              "matchCriteriaId": "A0E5BB91-B5E7-4961-87DC-26596E5EDED7",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios_xe:3.16.1as:*:*:*:*:*:*:*",
              "matchCriteriaId": "AC72AA6D-9E18-49F7-95CA-A4A5D7A60E4E",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios_xe:3.16.1s:*:*:*:*:*:*:*",
              "matchCriteriaId": "D3822447-EB80-4DF2-B7F2-471F55BA99C0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios_xe:3.16.2as:*:*:*:*:*:*:*",
              "matchCriteriaId": "BA0B441A-3A09-4A58-8A40-D463003A50BC",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios_xe:3.16.2bs:*:*:*:*:*:*:*",
              "matchCriteriaId": "51E1A64A-204D-4567-A2DC-EFEB2AE62B54",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios_xe:3.16.2s:*:*:*:*:*:*:*",
              "matchCriteriaId": "970FD986-6D0E-441C-9BF3-C66A25763A7A",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios_xe:3.16.3as:*:*:*:*:*:*:*",
              "matchCriteriaId": "7EEFD3AD-EFA2-4808-801E-B98E4C63AA76",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios_xe:3.16.3s:*:*:*:*:*:*:*",
              "matchCriteriaId": "1826C997-6D5D-480E-A12E-3048B6C61216",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios_xe:3.16.4s:*:*:*:*:*:*:*",
              "matchCriteriaId": "9FBEF4B2-EA12-445A-823E-E0E5343A405E",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios_xe:3.17.0s:*:*:*:*:*:*:*",
              "matchCriteriaId": "12793F39-13C4-4DBC-9B78-FE361BDDF89D",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios_xe:3.17.1as:*:*:*:*:*:*:*",
              "matchCriteriaId": "1AEF94C7-CEE6-4696-9F1D-549639A831C2",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios_xe:3.17.1s:*:*:*:*:*:*:*",
              "matchCriteriaId": "876767C7-0196-4226-92B1-DDE851B53655",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios_xe:3.17.2s:*:*:*:*:*:*:*",
              "matchCriteriaId": "0141D67B-632F-48ED-8837-4CC799616C57",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios_xe:3.18.0s:*:*:*:*:*:*:*",
              "matchCriteriaId": "EE81AA43-88D4-4EFC-B8F6-A41EFF437819",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios_xe:3.18.0sp:*:*:*:*:*:*:*",
              "matchCriteriaId": "C18E6308-7A34-43E3-9AD8-5FB52B31ACB6",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios_xe:3.18.1s:*:*:*:*:*:*:*",
              "matchCriteriaId": "6BEBCBF7-D1CF-488F-BB3E-F864F901A96A",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "A vulnerability in Cisco IOS XE Software running on Cisco cBR-8 Converged Broadband Routers could allow an unauthenticated, remote attacker to cause a configuration integrity change to the vty line configuration on an affected device. This vulnerability affects the following releases of Cisco IOS XE Software running on Cisco cBR-8 Converged Broadband Routers: All 3.16S releases, All 3.17S releases, Release 3.18.0S, Release 3.18.1S, Release 3.18.0SP. More Information: CSCuz62815. Known Affected Releases: 15.5(3)S2.9, 15.6(2)SP. Known Fixed Releases: 15.6(1.7)SP1, 16.4(0.183), 16.5(0.1)."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad en Cisco IOS XE Software ejecutandose en Cisco cBR-8 Converged Broadband Routers podr\u00eda permitir a un atacante remoto no autenticado provocar un cambio en la configuraci\u00f3n de la integridad a la configuraci\u00f3n de la linea vty en un dispositivo afectado. Esta vulnerabilidad afecta a los siguientes lanzamientos de Cisco IOS XE Software ejecut\u00e1ndose en Cisco cBR-8 Converged Broadband Routers: Todos los lanzamientos 3.16S, todos los lanzamientos 3.17S, lanzamiento 3.18.0S, lanzamiento 3.18.1S, lanzamiento 3.18.0SP. M\u00e1s informaci\u00f3n: CSCuz62815. Lanzamientos conocidos afectados: 15.5(3)S2.9, 15.6(2)SP. Lanzamientos conocidos solucionados: 15.6(1.7)SP1, 16.4(0.183), 16.5(0.1)."
    }
  ],
  "id": "CVE-2016-6438",
  "lastModified": "2026-06-17T00:51:01.943",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "NONE",
          "baseScore": 4.3,
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:M/Au:N/C:N/I:P/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": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 5.9,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "HIGH",
          "privilegesRequired": "NONE",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N",
          "version": "3.0"
        },
        "exploitabilityScore": 2.2,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2016-10-27T21:59:09.810",
  "references": [
    {
      "source": "psirt@cisco.com",
      "url": "http://www.securityfocus.com/bid/93518"
    },
    {
      "source": "psirt@cisco.com",
      "url": "http://www.securitytracker.com/id/1037003"
    },
    {
      "source": "psirt@cisco.com",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161012-cbr-8"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.securityfocus.com/bid/93518"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.securitytracker.com/id/1037003"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "tags": [
        "Vendor Advisory"
      ],
      "url": "https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161012-cbr-8"
    }
  ],
  "sourceIdentifier": "psirt@cisco.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-264"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}



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