CVE-2020-0941 (GCVE-0-2020-0941)

Vulnerability from cvelistv5 – Published: 2020-09-11 17:08 – Updated: 2024-08-04 06:18
VLAI?
Summary
<p>An information disclosure vulnerability exists when the win32k component improperly provides kernel information. An attacker who successfully exploited the vulnerability could obtain information to further compromise the user’s system.</p> <p>To exploit the vulnerability, an attacker would have to either log on locally to an affected system, or convince a locally authenticated user to execute a specially crafted application.</p> <p>The security update addresses the vulnerability by correcting how win32k handles objects in memory.</p>
Severity ?
5.5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N/E:P/RL:O/RC:C
CWE
  • Information Disclosure
Assigner
References
Impacted products
Vendor Product Version
Microsoft Windows 10 Version 1803 Affected: 10.0.0 , < publication (custom)
    cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*
    cpe:2.3:o:microsoft:windows_10_1803:*:*:*:*:*:*:x64:*
    cpe:2.3:o:microsoft:windows_10_1803:*:*:*:*:*:*:arm64:*
 Create a notification for this product.
    Microsoft Windows 10 Version 1809 Affected: 10.0.0 , < publication (custom)
    cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x86:*
    cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*
    cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:arm64:*
 Create a notification for this product.
    Microsoft Windows Server 2019 Affected: 10.0.0 , < publication (custom)
    cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*
 Create a notification for this product.
    Microsoft Windows Server 2019 (Server Core installation) Affected: 10.0.0 , < publication (custom)
    cpe:2.3:o:microsoft:windows_server_2019:*:*:*:*:*:*:*:*
 Create a notification for this product.
    Microsoft Windows 10 Version 1909 Affected: 10.0.0 , < publication (custom)
    cpe:2.3:o:microsoft:windows_10_1909:*:*:*:*:*:*:x86:*
    cpe:2.3:o:microsoft:windows_10_1909:*:*:*:*:*:*:x64:*
    cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*
 Create a notification for this product.
    Microsoft Windows Server, version 1909 (Server Core installation) Affected: 10.0.0 , < publication (custom)
    cpe:2.3:o:microsoft:windows_server_1909:*:*:*:*:*:*:*:*
 Create a notification for this product.
    Microsoft Windows 10 Version 1709 for 32-bit Systems Affected: 10.0.0 , < publication (custom)
    cpe:2.3:o:microsoft:windows_10:1709:*:*:*:*:*:*:*
 Create a notification for this product.
    Microsoft Windows 10 Version 1709 Affected: 10.0.0 , < publication (custom)
    cpe:2.3:o:microsoft:windows_10:1709:*:*:*:*:*:*:*
 Create a notification for this product.
    Microsoft Windows 10 Version 1903 for 32-bit Systems Affected: 10.0.0 , < publication (custom)
    cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:*:*
 Create a notification for this product.
    Microsoft Windows 10 Version 1903 for x64-based Systems Affected: 10.0.0 , < publication (custom)
    cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:*:*
 Create a notification for this product.
    Microsoft Windows 10 Version 1903 for ARM64-based Systems Affected: 10.0.0 , < publication (custom)
    cpe:2.3:o:microsoft:windows_10:1903:*:*:*:*:*:*:*
 Create a notification for this product.
    Microsoft Windows Server, version 1903 (Server Core installation) Affected: 10.0.0 , < publication (custom)
    cpe:2.3:o:microsoft:windows_server_1903:*:*:*:*:*:*:*:*
 Create a notification for this product.
    Microsoft Windows 10 Version 2004 Affected: 10.0.0 , < publication (custom)
    cpe:2.3:o:microsoft:windows_10_1809:*:*:*:*:*:*:x64:*
 Create a notification for this product.
    Microsoft Windows Server version 2004 Affected: 10.0.0 , < publication (custom)
    cpe:2.3:o:microsoft:windows_server_2004:*:*:*:*:*:*:*:*
 Create a notification for this product.
    Microsoft Windows 10 Version 1507 Affected: 10.0.0 , < publication (custom)
    cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:x86:*
    cpe:2.3:o:microsoft:windows_10_1507:*:*:*:*:*:*:x64:*
 Create a notification for this product.
    Microsoft Windows 10 Version 1607 Affected: 10.0.0 , < publication (custom)
    cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x86:*
    cpe:2.3:o:microsoft:windows_10_1607:*:*:*:*:*:*:x64:*
 Create a notification for this product.
    Microsoft Windows Server 2016 Affected: 10.0.0 , < publication (custom)
    cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*
 Create a notification for this product.
    Microsoft Windows Server 2016 (Server Core installation) Affected: 10.0.0 , < publication (custom)
    cpe:2.3:o:microsoft:windows_server_2016:*:*:*:*:*:*:*:*
 Create a notification for this product.
    Microsoft Windows 8.1 Affected: 6.3.0 , < publication (custom)
    cpe:2.3:o:microsoft:windows_8.1:*:*:*:*:*:*:x86:*
    cpe:2.3:o:microsoft:windows_8.1:*:*:*:*:*:*:x64:*
    cpe:2.3:o:microsoft:windows_rt_8.1:*:*:*:*:*:*:*:*
 Create a notification for this product.
    Microsoft Windows Server 2012 Affected: 6.2.0 , < publication (custom)
    cpe:2.3:o:microsoft:windows_server_2012:*:*:*:*:*:*:x64:*
 Create a notification for this product.
    Microsoft Windows Server 2012 (Server Core installation) Affected: 6.2.0 , < publication (custom)
    cpe:2.3:o:microsoft:windows_server_2012:*:*:*:*:*:*:x64:*
 Create a notification for this product.
    Microsoft Windows Server 2012 R2 Affected: 6.3.0 , < publication (custom)
    cpe:2.3:o:microsoft:windows_server_2012_R2:*:*:*:*:*:*:x64:*
 Create a notification for this product.
    Microsoft Windows Server 2012 R2 (Server Core installation) Affected: 6.3.0 , < publication (custom)
    cpe:2.3:o:microsoft:windows_server_2012_R2:*:*:*:*:*:*:x64:*
 Create a notification for this product.
Show details on NVD website
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          "value": "\u003cp\u003eAn information disclosure vulnerability exists when the win32k component improperly provides kernel information. An attacker who successfully exploited the vulnerability could obtain information to further compromise the user\u2019s system.\u003c/p\u003e\n\u003cp\u003eTo exploit the vulnerability, an attacker would have to either log on locally to an affected system, or convince a locally authenticated user to execute a specially crafted application.\u003c/p\u003e\n\u003cp\u003eThe security update addresses the vulnerability by correcting how win32k handles objects in memory.\u003c/p\u003e\n"
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      "title": "Win32k Information Disclosure Vulnerability"
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      "descriptions": "[{\"lang\": \"en\", \"value\": \"\u003cp\u003eAn information disclosure vulnerability exists when the win32k component improperly provides kernel information. An attacker who successfully exploited the vulnerability could obtain information to further compromise the user\\u2019s system.\u003c/p\u003e\\n\u003cp\u003eTo exploit the vulnerability, an attacker would have to either log on locally to an affected system, or convince a locally authenticated user to execute a specially crafted application.\u003c/p\u003e\\n\u003cp\u003eThe security update addresses the vulnerability by correcting how win32k handles objects in memory.\u003c/p\u003e\\n\"}, {\"lang\": \"es\", \"value\": \"Se presenta una vulnerabilidad de divulgaci\\u00f3n de informaci\\u00f3n cuando el componente win32k proporciona informaci\\u00f3n del kernel inapropiadamente, tambi\\u00e9n se conoce como \\\"Win32k Information Disclosure Vulnerability\\\".\u0026#xa0;Este ID de CVE es diferente de CVE-2020-1250\"}]",
      "id": "CVE-2020-0941",
      "lastModified": "2024-11-21T04:54:30.357",
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      "published": "2020-09-11T17:15:14.980",
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      "sourceIdentifier": "secure@microsoft.com",
      "vulnStatus": "Modified",
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    },
    "nvd": "{\"cve\":{\"id\":\"CVE-2020-0941\",\"sourceIdentifier\":\"secure@microsoft.com\",\"published\":\"2020-09-11T17:15:14.980\",\"lastModified\":\"2024-11-21T04:54:30.357\",\"vulnStatus\":\"Modified\",\"cveTags\":[],\"descriptions\":[{\"lang\":\"en\",\"value\":\"\u003cp\u003eAn information disclosure vulnerability exists when the win32k component improperly provides kernel information. 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"secure@microsoft.com\",\"tags\":[\"Patch\",\"Vendor Advisory\"]},{\"url\":\"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2020-0941\",\"source\":\"af854a3a-2127-422b-91ae-364da2661108\",\"tags\":[\"Patch\",\"Vendor Advisory\"]}]}}"
  }
}


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Taxonomy of the tags.




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.