fkie_nvd - fkie_cve-2021-31842

FKIE_CVE-2021-31842

Vulnerability from fkie_nvd - Published: 2021-09-17 14:15 - Updated: 2024-11-21 06:06

Severity ?

5.0 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H
5.5 (Medium) - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Summary

XML Entity Expansion injection vulnerability in McAfee Endpoint Security (ENS) for Windows prior to 10.7.0 September 2021 Update allows a local user to initiate high CPU and memory consumption resulting in a Denial of Service attack through carefully editing the EPDeploy.xml file and then executing the setup process.

References

	URL	Tags
	trellixpsirt@trellix.com	https://kc.mcafee.com/corporate/index?page=content&id=SB10367
	af854a3a-2127-422b-91ae-364da2661108	https://kc.mcafee.com/corporate/index?page=content&id=SB10367

Impacted products

Vendor	Product	Version
mcafee	endpoint_security	*
mcafee	endpoint_security	10.7.0
mcafee	endpoint_security	10.7.0
mcafee	endpoint_security	10.7.0
mcafee	endpoint_security	10.7.0
mcafee	endpoint_security	10.7.0
mcafee	endpoint_security	10.7.0
mcafee	endpoint_security	10.7.0
mcafee	endpoint_security	10.7.0

JSON

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{
  "configurations": [
    {
      "nodes": [
        {
          "cpeMatch": [
            {
              "criteria": "cpe:2.3:a:mcafee:endpoint_security:*:*:*:*:*:windows:*:*",
              "matchCriteriaId": "CA4CEE25-A297-4D69-8CF8-5425875B206A",
              "versionEndExcluding": "10.7.0",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:mcafee:endpoint_security:10.7.0:april_2020:*:*:*:windows:*:*",
              "matchCriteriaId": "A1D86327-CEF4-4906-AE46-29CB79773529",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:mcafee:endpoint_security:10.7.0:april_2021:*:*:*:windows:*:*",
              "matchCriteriaId": "775B5D3E-B29C-41DD-BD36-5E0D226572A2",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:mcafee:endpoint_security:10.7.0:february_2020:*:*:*:windows:*:*",
              "matchCriteriaId": "6243F2C9-35EA-46A9-B48E-F2EB23D9376F",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:mcafee:endpoint_security:10.7.0:february_2021:*:*:*:windows:*:*",
              "matchCriteriaId": "E11E0370-8170-4AEA-9DE0-B27D5E5F56AF",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:mcafee:endpoint_security:10.7.0:july_2020:*:*:*:windows:*:*",
              "matchCriteriaId": "2BA52931-828B-4FC9-BB2F-B40180379342",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:mcafee:endpoint_security:10.7.0:june_2021:*:*:*:windows:*:*",
              "matchCriteriaId": "58FF0D83-3119-4EA4-9BDB-F744AE12E7EB",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:mcafee:endpoint_security:10.7.0:november_2020:*:*:*:windows:*:*",
              "matchCriteriaId": "B8F298BE-99AF-4C66-B852-A4EF7734E76F",
              "vulnerable": true
            },
            {
              "criteria": "cpe:2.3:a:mcafee:endpoint_security:10.7.0:september_2020:*:*:*:windows:*:*",
              "matchCriteriaId": "6FE691D2-B7ED-48D9-8AE2-9711B35D2D35",
              "vulnerable": true
            }
          ],
          "negate": false,
          "operator": "OR"
        }
      ]
    }
  ],
  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "XML Entity Expansion injection vulnerability in McAfee Endpoint Security (ENS) for Windows prior to 10.7.0 September 2021 Update allows a local user to initiate high CPU and memory consumption resulting in a Denial of Service attack through carefully editing the EPDeploy.xml file and then executing the setup process."
    },
    {
      "lang": "es",
      "value": "Una vulnerabilidad de tipo XML Entity Expansion injection en McAfee Endpoint Security (ENS) para Windows versiones anteriores a la actualizaci\u00f3n 10.7.0 de septiembre de 2021, permite a un usuario local iniciar un elevado consumo de CPU y memoria resultando en un ataque de denegaci\u00f3n de servicio mediante la edici\u00f3n cuidadosa del archivo EPDeploy.xml y la posterior ejecuci\u00f3n del proceso de instalaci\u00f3n"
    }
  ],
  "id": "CVE-2021-31842",
  "lastModified": "2024-11-21T06:06:20.300",
  "metrics": {
    "cvssMetricV2": [
      {
        "acInsufInfo": false,
        "baseSeverity": "LOW",
        "cvssData": {
          "accessComplexity": "LOW",
          "accessVector": "LOCAL",
          "authentication": "NONE",
          "availabilityImpact": "PARTIAL",
          "baseScore": 2.1,
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "vectorString": "AV:L/AC:L/Au:N/C:N/I:N/A:P",
          "version": "2.0"
        },
        "exploitabilityScore": 3.9,
        "impactScore": 2.9,
        "obtainAllPrivilege": false,
        "obtainOtherPrivilege": false,
        "obtainUserPrivilege": false,
        "source": "nvd@nist.gov",
        "type": "Primary",
        "userInteractionRequired": false
      }
    ],
    "cvssMetricV31": [
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 5.0,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "REQUIRED",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.3,
        "impactScore": 3.6,
        "source": "trellixpsirt@trellix.com",
        "type": "Secondary"
      },
      {
        "cvssData": {
          "attackComplexity": "LOW",
          "attackVector": "LOCAL",
          "availabilityImpact": "HIGH",
          "baseScore": 5.5,
          "baseSeverity": "MEDIUM",
          "confidentialityImpact": "NONE",
          "integrityImpact": "NONE",
          "privilegesRequired": "LOW",
          "scope": "UNCHANGED",
          "userInteraction": "NONE",
          "vectorString": "CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H",
          "version": "3.1"
        },
        "exploitabilityScore": 1.8,
        "impactScore": 3.6,
        "source": "nvd@nist.gov",
        "type": "Primary"
      }
    ]
  },
  "published": "2021-09-17T14:15:08.097",
  "references": [
    {
      "source": "trellixpsirt@trellix.com",
      "url": "https://kc.mcafee.com/corporate/index?page=content\u0026id=SB10367"
    },
    {
      "source": "af854a3a-2127-422b-91ae-364da2661108",
      "url": "https://kc.mcafee.com/corporate/index?page=content\u0026id=SB10367"
    }
  ],
  "sourceIdentifier": "trellixpsirt@trellix.com",
  "vulnStatus": "Modified",
  "weaknesses": [
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-776"
        }
      ],
      "source": "trellixpsirt@trellix.com",
      "type": "Secondary"
    },
    {
      "description": [
        {
          "lang": "en",
          "value": "CWE-776"
        }
      ],
      "source": "nvd@nist.gov",
      "type": "Primary"
    }
  ]
}

CVE-2021-31842 (GCVE-0-2021-31842)

Vulnerability from cvelistv5 – Published: 2021-09-17 13:35 – Updated: 2024-08-03 23:10

Summary

Severity ?

5 (Medium)


                        
                          CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H

CWE

CWE-776 - Improper Restriction of Recursive Entity References in DTDs ('XML Entity Expansion')

Assigner

trellix

References

URL

Tags

https://kc.mcafee.com/corporate/index?page=conten…

x_refsource_CONFIRM

Impacted products

	Vendor	Product	Version
	McAfee,LLC	McAfee Endpoint Security (ENS) for WIndows	Affected: unspecified , < 10.7.0 September 2021 Update (custom)

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date

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.

Action not permitted

FKIE_CVE-2021-31842

CVE-2021-31842 (GCVE-0-2021-31842)

Tags

Sightings

Nomenclature