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CVE-2014-2112

Status: ModifiedHigh (7.8)—

The SSL VPN (aka WebVPN) feature in Cisco IOS 15.1 through 15.4 allows remote attackers to cause a denial of service (memory consumption) via crafted HTTP requests, aka Bug ID CSCuf51357.

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (1)

Cisco — IOS

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2014-2112",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 7.8,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:C",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "COMPLETE",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 6.9,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "psirt@cisco.com",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2014-03-27T21:55:09.080",
  "references": [
    {
      "url": "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20140326-ios-sslvpn",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "psirt@cisco.com"
    },
    {
      "url": "http://www.securityfocus.com/bid/66462",
      "source": "psirt@cisco.com"
    },
    {
      "url": "http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20140326-ios-sslvpn",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securityfocus.com/bid/66462",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The SSL VPN (aka WebVPN) feature in Cisco IOS 15.1 through 15.4 allows remote attackers to cause a denial of service (memory consumption) via crafted HTTP requests, aka Bug ID CSCuf51357."
    },
    {
      "lang": "es",
      "value": "La funcionalidad SSL VPN (también conocido como WebVPN) en Cisco IOS 15.1 hasta 15.4 permite a atacantes remotos causar una denegación de servicio (consumo de memoria) a través de solicitudes HTTP manipulados, también conocido como Bug ID CSCuf51357."
    }
  ],
  "lastModified": "2026-06-17T00:06:05.020",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:o:cisco:ios:15.1:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "EB41294E-F3DF-4F1E-A4C8-E90B21A88836"
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios:15.2:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "C2AB6A02-B7C7-48D1-8857-BD1CDF9A40D8"
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios:15.3:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "B870F917-9F35-41AE-8CCA-D8574189C7EC"
            },
            {
              "criteria": "cpe:2.3:o:cisco:ios:15.4:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "7D549F66-13E6-4AB0-972D-6F7FE6DB82DB"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "psirt@cisco.com"
}