{
  "id": "CVE-2011-4408",
  "sourceIdentifier": "security@ubuntu.com",
  "published": "2012-06-16T00:55:05.547",
  "lastModified": "2017-08-29T01:30:29.817",
  "vulnStatus": "Modified",
  "descriptions": [
    {
      "lang": "en",
      "value": "The Single Sign On Client (ubuntu-sso-client) for Ubuntu 11.04 and 11.10 does not properly validate SSL certificates when using HTTPS, which allows remote attackers to spoof a server and modify or read sensitive data via a man-in-the-middle (MITM) attack."
    },
    {
      "lang": "es",
      "value": "El cliente de Single Sign On (ubuntu-sso-client) de Ubuntu 11.04 y 11.10 no valida apropiadamente los certificados cuando se utiliza HTTPS, lo que permite a atacantes remotos suplantar un servidor y modificar o leer informaci\u00f3n confidencial a trav\u00e9s de un ataque de man-in-the-middle (MITM)."
    }
  ],
  "metrics": {
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:P",
          "accessVector": "NETWORK",
          "accessComplexity": "MEDIUM",
          "authentication": "NONE",
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "availabilityImpact": "PARTIAL",
          "baseScore": 6.8
        },
        "baseSeverity": "MEDIUM",
        "exploitabilityScore": 8.6,
        "impactScore": 6.4,
        "acInsufInfo": false,
        "obtainAllPrivilege": false,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "weaknesses": [
    {
      "source": "nvd@nist.gov",
      "type": "Primary",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ]
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "operator": "OR",
          "negate": false,
          "cpeMatch": [
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:canonical:ubuntu_linux:11.04:*:*:*:*:*:*:*",
              "matchCriteriaId": "EF49D26F-142E-468B-87C1-BABEA445255C"
            },
            {
              "vulnerable": true,
              "criteria": "cpe:2.3:o:canonical:ubuntu_linux:11.10:*:*:*:*:*:*:*",
              "matchCriteriaId": "E4174F4F-149E-41A6-BBCC-D01114C05F38"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "http://www.securityfocus.com/bid/53829",
      "source": "security@ubuntu.com"
    },
    {
      "url": "http://www.ubuntu.com/usn/USN-1464-1",
      "source": "security@ubuntu.com",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ]
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/76112",
      "source": "security@ubuntu.com"
    }
  ]
}