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CVE-2002-2077

Status: ModifiedMedium (5)—

The DCOM client in Windows 2000 before SP3 does not properly clear memory before sending an "alter context" request, which may allow remote attackers to obtain sensitive information by sniffing the session.

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)

Microsoft — Windows 2000

CWEs

References

Raw JSON (NVD)

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{
  "id": "CVE-2002-2077",
  "cveTags": [],
  "metrics": {
    "cvssMetricV2": [
      {
        "type": "Primary",
        "source": "nvd@nist.gov",
        "cvssData": {
          "version": "2.0",
          "baseScore": 5,
          "accessVector": "NETWORK",
          "vectorString": "AV:N/AC:L/Au:N/C:P/I:N/A:N",
          "authentication": "NONE",
          "integrityImpact": "NONE",
          "accessComplexity": "LOW",
          "availabilityImpact": "NONE",
          "confidentialityImpact": "PARTIAL"
        },
        "acInsufInfo": false,
        "impactScore": 2.9,
        "baseSeverity": "MEDIUM",
        "obtainAllPrivilege": false,
        "exploitabilityScore": 10,
        "obtainUserPrivilege": false,
        "obtainOtherPrivilege": false,
        "userInteractionRequired": false
      }
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  },
  "affected": [
    {
      "source": "cve@mitre.org",
      "affectedData": [
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  ],
  "published": "2002-12-31T05:00:00.000",
  "references": [
    {
      "url": "http://support.microsoft.com/default.aspx?scid=kb%3BEN-US%3Bq300367",
      "source": "cve@mitre.org"
    },
    {
      "url": "http://www.bindview.com/Services/razor/Advisories/2002/adv_dcom.cfm",
      "tags": [
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        "Vendor Advisory"
      ],
      "source": "cve@mitre.org"
    },
    {
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      "tags": [
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      "source": "cve@mitre.org"
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      "url": "http://www.securityfocus.com/bid/4410",
      "tags": [
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      "source": "cve@mitre.org"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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      "tags": [
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    },
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      "tags": [
        "Patch"
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
    }
  ],
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "type": "Primary",
      "source": "nvd@nist.gov",
      "description": [
        {
          "lang": "en",
          "value": "NVD-CWE-Other"
        }
      ]
    }
  ],
  "descriptions": [
    {
      "lang": "en",
      "value": "The DCOM client in Windows 2000 before SP3 does not properly clear memory before sending an \"alter context\" request, which may allow remote attackers to obtain sensitive information by sniffing the session."
    },
    {
      "lang": "es",
      "value": "El cliente DCOM en Windows 2000 anterior al SP3 no borra la memoria correctamente antes de enviar una solicitud de \"alterar contexto\", lo que puede permitir a los atacantes remotos obtener información sensible mediante el sniffing de la sesión."
    }
  ],
  "lastModified": "2026-06-16T22:00:36.670",
  "configurations": [
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}