FKIE_CVE-2012-5032

Vulnerability from fkie_nvd - Published: 2014-04-23 11:52 - Updated: 2025-04-12 10:46
Severity ?
Summary
The Flex-VPN load-balancing feature in the ipsec-ikev2 implementation in Cisco IOS before 15.1(1)SY3 does not require authentication, which allows remote attackers to trigger the forwarding of VPN traffic to an attacker-controlled destination, or the discarding of this traffic, by arranging for an arbitrary device to become a cluster member, aka Bug ID CSCub93641.
References
psirt@cisco.comhttp://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst6500/ios/15-1SY/release_notes.pdf
af854a3a-2127-422b-91ae-364da2661108http://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst6500/ios/15-1SY/release_notes.pdf
Impacted products
Vendor Product Version
cisco ios *
cisco ios 15.1
cisco ios 15.1\(1\)sy
cisco ios 15.1\(1\)sy1
To clipboard 

{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:cisco:ios:*:*:*:*:*:*:*:*",
              "matchCriteriaId": "6A9ED0E7-8A20-466D-BAD4-E7C3484F06A2",
              "versionEndIncluding": "15.1\\(1\\)sy2",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios:15.1:*:*:*:*:*:*:*",
              "matchCriteriaId": "EB41294E-F3DF-4F1E-A4C8-E90B21A88836",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios:15.1\\(1\\)sy:*:*:*:*:*:*:*",
              "matchCriteriaId": "5AD483E0-66F9-4DD1-85FA-C125C9617E10",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios:15.1\\(1\\)sy1:*:*:*:*:*:*:*",
              "matchCriteriaId": "35C1075B-11F3-453C-957D-834C5D6D8CB1",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "The Flex-VPN load-balancing feature in the ipsec-ikev2 implementation in Cisco IOS before 15.1(1)SY3 does not require authentication, which allows remote attackers to trigger the forwarding of VPN traffic to an attacker-controlled destination, or the discarding of this traffic, by arranging for an arbitrary device to become a cluster member, aka Bug ID CSCub93641."
    },
    {
      "lang": "es",
      "value": "La funcionalidad Flex-VPN load-balancing en la implementaci\u00f3n ipsec-ikev2 en Cisco IOS anterior a 15.1(1)SY3 no requiere autenticaci\u00f3n, lo que permite a atacantes remotos provocar el reenv\u00edo de trafico VPN hacia un destino controlado por el atacante, o el descarte de este trafico, mediante la organizaci\u00f3n de un dispositivo arbitrario como miembro de un cluster, tambi\u00e9n conocido como Bug ID CSCub93641."
    }
  ],
  "id": "CVE-2012-5032",
  "lastModified": "2025-04-12T10:46:40.837",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "MEDIUM",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 6.4,
          "confidentialityImpact": "NONE",
          "integrityImpact": "PARTIAL",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:P/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 10.0,
        "impactScore": 4.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ]
  },
  "published": "2014-04-23T11:52:59.167",
  "references": [
    {
      "source": "psirt@cisco.com",
      "url": "http://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst6500/ios/15-1SY/release_notes.pdf"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "http://www.cisco.com/c/en/us/td/docs/switches/lan/catalyst6500/ios/15-1SY/release_notes.pdf"
    }
  ],
  "sourceIdentifier": "psirt@cisco.com",
  "vulnStatus": "Deferred",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-287"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}


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