{
  "id": "CVE-1999-1111",
  "sourceIdentifier": "cve@mitre.org",
  "published": "1999-11-09T05:00:00.000",
  "lastModified": "2017-10-10T01:29:02.153",
  "vulnStatus": "Modified",
  "descriptions": [
    {
      "lang": "en",
      "value": "Vulnerability in StackGuard before 1.21 allows remote attackers to bypass the Random and Terminator Canary security mechanisms by using a non-linear attack which directly modifies a pointer to a return address instead of using a buffer overflow to reach the return address entry itself."
    }
  ],
  "metrics": {
    "cvssMetricV2": [
      {
        "source": "nvd@nist.gov",
        "type": "Primary",
        "cvssData": {
          "version": "2.0",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:P/A:P",
          "accessVector": "NETWORK",
          "accessComplexity": "LOW",
          "authentication": "NONE",
          "confidentialityImpact": "PARTIAL",
          "integrityImpact": "PARTIAL",
          "availabilityImpact": "PARTIAL",
          "baseScore": 7.5
        },
        "baseSeverity": "HIGH",
        "exploitabilityScore": 10.0,
        "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:a:immunix:stackguard:*:*:*:*:*:*:*:*",
              "versionEndIncluding": "1.21",
              "matchCriteriaId": "CE4FF4A5-0F12-458F-8635-7C93DCCC3870"
            }
          ]
        }
      ]
    }
  ],
  "references": [
    {
      "url": "http://marc.info/?l=bugtraq&m=94218618329838&w=2",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/786",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/3524",
      "source": "cve@mitre.org"
    }
  ]
}