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CVE-2016-8021

Status: ModifiedMedium (5)—

Improper verification of cryptographic signature vulnerability in Intel Security VirusScan Enterprise Linux (VSEL) 2.0.3 (and earlier) allows remote authenticated users to spoof update server and execute arbitrary code via a crafted input 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)

Mcafee — Virusscan Enterprise

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2016-8021",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 3.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:M/Au:S/C:N/I:P/A:N",
          "authentication": "SINGLE",
          "integrityImpact": "PARTIAL",
          "accessComplexity": "MEDIUM",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "NONE"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "LOW",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 6.8,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": true
      }
    ],
    "cvssMetricV30": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "scope": "UNCHANGED",
          "version": "3.0",
          "baseScore": 5,
          "attackVector": "LOCAL",
          "baseSeverity": "MEDIUM",
          "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N",
          "integrityImpact": "HIGH",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
          "availabilityImpact": "NONE",
          "privilegesRequired": "LOW",
          "confidentialityImpact": "NONE"
        },
        "impactScore": 3.6,
        "exploitabilityScore": 1.3
      }
    ]
  },
  "affected": [
    {
      "source": "secure@intel.com",
      "affectedData": [
        {
          "vendor": "Intel",
          "product": "VirusScan Enterprise Linux (VSEL)",
          "versions": [
            {
              "status": "affected",
              "version": "2.0.3 (and earlier)"
            }
          ]
        }
      ]
    }
  ],
  "published": "2017-03-14T22:59:01.023",
  "references": [
    {
      "url": "http://www.securityfocus.com/bid/94823",
      "source": "secure@intel.com"
    },
    {
      "url": "http://www.securitytracker.com/id/1037433",
      "source": "secure@intel.com"
    },
    {
      "url": "https://kc.mcafee.com/corporate/index?page=content&id=SB10181",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "secure@intel.com"
    },
    {
      "url": "https://www.exploit-db.com/exploits/40911/",
      "source": "secure@intel.com"
    },
    {
      "url": "http://www.securityfocus.com/bid/94823",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "http://www.securitytracker.com/id/1037433",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://kc.mcafee.com/corporate/index?page=content&id=SB10181",
      "tags": [
        "Vendor Advisory"
      ],
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
    {
      "url": "https://www.exploit-db.com/exploits/40911/",
      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "CWE-347"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "Improper verification of cryptographic signature vulnerability in Intel Security VirusScan Enterprise Linux (VSEL) 2.0.3 (and earlier) allows remote authenticated users to spoof update server and execute arbitrary code via a crafted input file."
    },
    {
      "lang": "es",
      "value": "Vulnerabilidad de verificación inapropiada de firma criptográfica en Intel Security VirusScan Enterprise Linux (VSEL) 2.0.3 (y versiones anteriores) permite a usuarios remotos autenticados suplantar el servidor de actualización y ejecutar código arbitrario a través de un archivo de entrada manipulado."
    }
  ],
  "lastModified": "2026-06-17T00:53:56.610",
  "configurations": [
    {
      "nodes": [
        {
          "negate": false,
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:mcafee:virusscan_enterprise:*:*:*:*:*:linux:*:*",
              "vulnerable": true,
              "matchCriteriaId": "F4CE62F4-8171-49DF-89D2-B64D26F562EA",
              "versionEndIncluding": "2.0.3"
            }
          ],
          "operator": "OR"
        }
      ]
    }
  ],
  "sourceIdentifier": "secure@intel.com"
}