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CVE-2012-1977

Status: ModifiedHigh (7.1)—

WellinTech KingSCADA 3.0 uses a cleartext base64 format for storage of passwords in user.db, which allows context-dependent attackers to obtain sensitive information by reading this file.

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)

Wellintech — Kingview

CWEs

References

Raw JSON (NVD)

Show
{
  "id": "CVE-2012-1977",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Secondary",
        "source": "ics-cert@hq.dhs.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 7.1,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:C/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "COMPLETE"
        },
        "acInsufInfo": false,
        "impactScore": 6.9,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      },
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 7.1,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:N/C:C/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "COMPLETE"
        },
        "acInsufInfo": false,
        "impactScore": 6.9,
        "baseSeverity": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 8.6,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ]
  },
  "affected": [
    {
      "source": "ics-cert@hq.dhs.gov",
      "affectedData": [
        {
          "vendor": "WellinTech",
          "product": "KingSCADA",
          "versions": [
            {
              "status": "affected",
              "version": "3.0"
            }
          ],
          "defaultStatus": "unaffected"
        }
      ]
    }
  ],
  "published": "2012-05-09T10:33:15.020",
  "references": [
    {
      "url": "https://www.cisa.gov/news-events/ics-advisories/icsa-12-129-01",
      "source": "ics-cert@hq.dhs.gov"
    },
    {
      "url": "http://dsecrg.com/pages/vul/show.php?id=405",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.us-cert.gov/control_systems/pdf/ICSA-12-129-01.pdf",
      "tags": [
        "Third Party Advisory",
        "US Government Resource"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Secondary",
      "source": "ics-cert@hq.dhs.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-311"
        }
      ]
    },
    {
      "type": "Secondary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-255"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "WellinTech KingSCADA 3.0 uses a cleartext base64 format for storage of passwords in user.db, which allows context-dependent attackers to obtain sensitive information by reading this file."
    },
    {
      "lang": "es",
      "value": "WellinTech KingSCADA 3.0 utiliza un formato base64  en texto claro para el almacenamiento de contraseñas en user.db, lo que permite a atacantes locales o remotos obtener información sensible mediante la lectura de este archivo."
    }
  ],
  "lastModified": "2026-06-16T23:40:43.710",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:wellintech:kingview:3.0:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "DAB5609B-2D1E-42F5-9C78-1460A21C8795"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "ics-cert@hq.dhs.gov"
}