Vulnerability-Lookup

FKIE_CVE-2011-1997

Vulnerability from fkie_nvd - Published: 2011-10-12 02:52 - Updated: 2026-06-16 23:30

Severity

Summary

Microsoft Internet Explorer 6 does not properly handle objects in memory, which allows remote attackers to execute arbitrary code by accessing a deleted object, aka "OnLoad Event Remote Code Execution Vulnerability."

References

	URL	Tags
	secure@microsoft.com	https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-081
	secure@microsoft.com	https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A13204
	af854a3a-2127-422b-91ae-364da2661108	https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-081
	af854a3a-2127-422b-91ae-364da2661108	https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A13204

Impacted products

Vendor	Product	Version
microsoft	internet_explorer	6
microsoft	windows_2003_server	*
microsoft	windows_2003_server	*
microsoft	windows_server_2003	*
microsoft	windows_xp	*
microsoft	windows_xp	-

JSON

To clipboard

{
  "affected": [
    {
      "affectedData": [
        {
          "product": "n/a",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
              "version": "n/a"
            }
          ]
        }
      ],
      "source": "secure@microsoft.com"
    }
  ],
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:microsoft:internet_explorer:6:*:*:*:*:*:*:*",
              "matchCriteriaId": "693D3C1C-E3E4-49DB-9A13-44ADDFF82507",
              "vulnerable": true
            }
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          "negate": false,
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              "vulnerable": false
            },
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              "vulnerable": false
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_server_2003:*:sp2:*:*:*:*:*:*",
              "matchCriteriaId": "4D3B5E4F-56A6-4696-BBB4-19DF3613D020",
              "vulnerable": false
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_xp:*:sp3:*:*:*:*:*:*",
              "matchCriteriaId": "CE477A73-4EE4-41E9-8694-5A3D5DC88656",
              "vulnerable": false
            },
            {
              "criteria": "cpe:2.3:o:microsoft:windows_xp:-:sp2:x64:*:*:*:*:*",
              "matchCriteriaId": "FFAC3F90-77BF-4F56-A89B-8A3D2D1FC6D6",
              "vulnerable": false
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ],
      "operator": "AND"
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Microsoft Internet Explorer 6 does not properly handle objects in memory, which allows remote attackers to execute arbitrary code by accessing a deleted object, aka \"OnLoad Event Remote Code Execution Vulnerability.\""
    },
    {
      "lang": "es",
      "value": "Microsoft Internet Explorer v6 no gestiona adecuadamente los objetos en memoria, lo que permite a atacantes remotos ejecutar c\u00f3digo de su eleccion accediendo a un objeto eliminado. Tambi\u00e9n conocida como \"vulnerabilidad de ejecuci\u00f3n remota de c\u00f3digo del evento OnLoad\"."
    }
  ],
  "id": "CVE-2011-1997",
  "lastModified": "2026-06-16T23:30:34.243",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "HIGH",
        "cvssData": {
          "accessComplexity": "MEDIUM",
          "accessVector": "NETWORK",
          "authentication": "NONE",
          "availabilityImpact": "COMPLETE",
          "baseScore": 9.3,
          "confidentialityImpact": "COMPLETE",
          "integrityImpact": "COMPLETE",
          "vectorString": "AV:N/AC:M/Au:N/C:C/I:C/A:C",
          "version": "2.0"
        },
        "exploitabilityScore": 8.6,
        "impactScore": 10.0,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": true
      }
    ]
  },
  "published": "2011-10-12T02:52:43.627",
  "references": [
    {
      "source": "secure@microsoft.com",
      "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-081"
    },
    {
      "source": "secure@microsoft.com",
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A13204"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://docs.microsoft.com/en-us/security-updates/securitybulletins/2011/ms11-081"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A13204"
    }
  ],
  "sourceIdentifier": "secure@microsoft.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-20"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

CVE-2011-1997 (GCVE-0-2011-1997)

Vulnerability from cvelistv5 – Published: 2011-10-12 01:00 – Updated: 2024-08-06 22:46

Summary

Severity

No CVSS data available.

CWE

Assigner

microsoft mitre root

References

2 references

URL	Tags
https://docs.microsoft.com/en-us/security-updates…	vendor-advisoryx_refsource_MS
https://oval.cisecurity.org/repository/search/def…	vdb-entrysignaturex_refsource_OVAL

Date Public

2011-10-11 00:00

Show details on NVD website

JSON

To clipboard

{
  "containers": {
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          "dateUpdated": "2024-08-06T22:46:00.947Z",
          "orgId": "af854a3a-2127-422b-91ae-364da2661108",
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          "versions": [
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      "descriptions": [
        {
          "lang": "en",
          "value": "Microsoft Internet Explorer 6 does not properly handle objects in memory, which allows remote attackers to execute arbitrary code by accessing a deleted object, aka \"OnLoad Event Remote Code Execution Vulnerability.\""
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      "problemTypes": [
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      "providerMetadata": {
        "dateUpdated": "2018-10-12T19:57:01.000Z",
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        },
        {
          "name": "oval:org.mitre.oval:def:13204",
          "tags": [
            "vdb-entry",
            "signature",
            "x_refsource_OVAL"
          ],
          "url": "https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A13204"
        }
      ],
      "x_legacyV4Record": {
        "CVE_data_meta": {
          "ASSIGNER": "secure@microsoft.com",
          "ID": "CVE-2011-1997",
          "STATE": "PUBLIC"
        },
        "affects": {
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    "datePublished": "2011-10-12T01:00:00.000Z",
    "dateReserved": "2011-05-09T00:00:00.000Z",
    "dateUpdated": "2024-08-06T22:46:00.947Z",
    "state": "PUBLISHED"
  },
  "dataType": "CVE_RECORD",
  "dataVersion": "5.1"
}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.