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CVE-2019-18979

Estado: ModificadaAlta (7.8)—

Adaware antivirus 12.6.1005.11662 and 12.7.1055.0 has a quarantine flaw that allows privilege escalation. Exploitation uses an NTFS directory junction to restore a malicious DLL from quarantine into the system32 folder.

CVSS

Probabilidad de explotación (EPSS)

EPSS (Exploit Prediction Scoring System, de FIRST) estima la probabilidad de que una vulnerabilidad sea explotada en 30 días. Complementa a CVSS (impacto) y a CISA KEV (explotación confirmada).

Tecnologías afectadas (1)

Claranova — Adaware Antivirus

CWE

Referencias

JSON original (NVD)

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{
  "id": "CVE-2019-18979",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 4.6,
          "accessVector": "LOCAL",
          "vectorString": "AV:L/AC:L/Au:N/C:P/I:P/A:P",
          "authentication": "NONE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "LOW",
          "availabilityImpact": "PARTIAL",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 6.4,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 3.9,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.1",
          "baseScore": 7.8,
          "attackVector": "LOCAL",
          "baseSeverity": "HIGH",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H",
          "integrityImpact": "HIGH",
          "userInteraction": "NONE",
          "attackComplexity": "LOW",
          "availabilityImpact": "HIGH",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "HIGH"
        },
        "impactScore": 5.9,
        "exploitabilityScore": 1.8
      }
    ]
  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
        {
          "vendor": "n/a",
          "product": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ]
    }
  ],
  "published": "2020-03-18T21:15:11.993",
  "references": [
    {
      "url": "https://medium.com/%40kusolwatcharaapanukorn/0-days-adaware-antivirus-quarantine-flaws-allow-privilege-escalation-3d1f3c8214ec",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://medium.com/%40kusolwatcharaapanukorn/0-days-adaware-antivirus-quarantine-flaws-allow-privilege-escalation-3d1f3c8214ec",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-noinfo"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Adaware antivirus 12.6.1005.11662 and 12.7.1055.0 has a quarantine flaw that allows privilege escalation. Exploitation uses an NTFS directory junction to restore a malicious DLL from quarantine into the system32 folder."
    },
    {
      "lang": "es",
      "value": "Adaware antivirus versiones 12.6.1005.11662 y 12.7.1055.0, presenta un fallo de cuarentena que permite una escalada de privilegios. La explotación utiliza una unión de directorio NTFS para restaurar una DLL maliciosa desde la cuarentena en la carpeta system32."
    }
  ],
  "lastModified": "2026-06-17T02:25:39.363",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:claranova:adaware_antivirus:*:*:*:*:*:*:*:*",
              "vulnerable": true,
              "matchCriteriaId": "C39B908A-D4BE-49F4-91B1-EC2C9ED41C98",
              "versionEndIncluding": "12.7.1055.0",
              "versionStartIncluding": "12.6.1005.11662"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "cve@mitre.org"
}