CVE-2005-2986

Status: ModifiedHigh (7.5)—

The v3flt2k.sys driver in AhnLab V3Pro 2004 Build 6.0.0.383, V3 VirusBlock 2005 Build 6.0.0.383, V3Net for Windows Server 6.0 Build 6.0.0.383 does not properly validate the source of the DeviceIoControl commands, which allows remote attackers to gain privileges.

CVSS

Version: 2.0
Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P
Base score: 7.5

Exploitation probability (EPSS)

Probability of exploitation in the next 30 days: 2.39%
Percentile among all scored CVEs: 83
Score date: 10/5/2026

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 (3)

Ahnlab — V3 Virusblock 2005 Ahnlab — V3net Ahnlab — V3pro 2004

CWEs

NVD-CWE-Other

References

Raw JSON (NVD)

Show

{
  "id": "CVE-2005-2986",
  "cveTags": [],
  "metrics": {
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      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 7.5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/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": "HIGH",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": true,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
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  },
  "affected": [
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      "affectedData": [
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  ],
  "published": "2005-09-20T00:03:00.000",
  "references": [
    {
      "url": "http://info.ahnlab.com/english/advisory/01.html",
      "tags": [
        "Patch",
        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
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      "source": "cve@mitre.org"
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      "tags": [
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      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.securityfocus.com/bid/14847",
      "source": "cve@mitre.org"
    },
    {
      "url": "https://exchange.xforce.ibmcloud.com/vulnerabilities/22297",
      "source": "cve@mitre.org"
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      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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  ],
  "vulnStatus": "Modified",
  "weaknesses": [
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      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
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  ],
  "descriptions": [
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      "lang": "en",
      "value": "The v3flt2k.sys driver in AhnLab V3Pro 2004 Build 6.0.0.383, V3 VirusBlock 2005 Build 6.0.0.383, V3Net for Windows Server 6.0 Build 6.0.0.383 does not properly validate the source of the DeviceIoControl commands, which allows remote attackers to gain privileges."
    }
  ],
  "lastModified": "2026-06-16T22:16:02.193",
  "configurations": [
    {
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        {
          "negate": false,
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            },
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  "sourceIdentifier": "cve@mitre.org"
}