CVE-2019-0545 (GCVE-0-2019-0545)

Vulnerability from cvelistv5 – Published: 2019-01-08 21:00 – Updated: 2024-08-04 17:51
VLAI
Summary
An information disclosure vulnerability exists in .NET Framework and .NET Core which allows bypassing Cross-origin Resource Sharing (CORS) configurations, aka ".NET Framework Information Disclosure Vulnerability." This affects Microsoft .NET Framework 2.0, Microsoft .NET Framework 3.0, Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2, Microsoft .NET Framework 4.5.2, Microsoft .NET Framework 4.6, Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.2, Microsoft .NET Framework 4.7/4.7.1/4.7.2, .NET Core 2.1, Microsoft .NET Framework 4.7.1/4.7.2, Microsoft .NET Framework 3.5, Microsoft .NET Framework 3.5.1, Microsoft .NET Framework 4.6/4.6.1/4.6.2, .NET Core 2.2, Microsoft .NET Framework 4.7.2.
CWE
  • Information Disclosure
References
URL Tags
https://portal.msrc.microsoft.com/en-US/security-… x_refsource_CONFIRM
http://www.securityfocus.com/bid/106405 vdb-entryx_refsource_BID
https://access.redhat.com/errata/RHSA-2019:0040 vendor-advisoryx_refsource_REDHAT
Impacted products
Vendor Product Version CPE status
Microsoft .NET Core Affected: 2.1
Affected: 2.2
guessed Create a notification for this product.
Microsoft Microsoft .NET Framework Affected: 2.0 Service Pack 2 on Windows Server 2008 for 32-bit Systems Service Pack 2
Affected: 2.0 Service Pack 2 on Windows Server 2008 for Itanium-Based Systems Service Pack 2
Affected: 2.0 Service Pack 2 on Windows Server 2008 for x64-based Systems Service Pack 2
Affected: 3.0 Service Pack 2 on Windows Server 2008 for 32-bit Systems Service Pack 2
Affected: 3.0 Service Pack 2 on Windows Server 2008 for Itanium-Based Systems Service Pack 2
Affected: 3.0 Service Pack 2 on Windows Server 2008 for x64-based Systems Service Pack 2
Affected: 3.5 on Windows 10 for 32-bit Systems
Affected: 3.5 on Windows 10 for x64-based Systems
Affected: 3.5 on Windows 10 Version 1607 for 32-bit Systems
Affected: 3.5 on Windows 10 Version 1607 for x64-based Systems
Affected: 3.5 on Windows 10 Version 1703 for 32-bit Systems
Affected: 3.5 on Windows 10 Version 1703 for x64-based Systems
Affected: 3.5 on Windows 10 Version 1709 for 32-bit Systems
Affected: 3.5 on Windows 10 Version 1709 for ARM64-based Systems
Affected: 3.5 on Windows 10 Version 1709 for x64-based Systems
Affected: 3.5 on Windows 10 Version 1803 for 32-bit Systems
Affected: 3.5 on Windows 10 Version 1803 for ARM64-based Systems
Affected: 3.5 on Windows 10 Version 1803 for x64-based Systems
Affected: 3.5 on Windows 10 Version 1809 for 32-bit Systems
Affected: 3.5 on Windows 10 Version 1809 for x64-based Systems
Affected: 3.5 on Windows 8.1 for 32-bit systems
Affected: 3.5 on Windows 8.1 for x64-based systems
Affected: 3.5 on Windows Server 2012
Affected: 3.5 on Windows Server 2012 (Server Core installation)
Affected: 3.5 on Windows Server 2012 R2
Affected: 3.5 on Windows Server 2012 R2 (Server Core installation)
Affected: 3.5 on Windows Server 2016
Affected: 3.5 on Windows Server 2016 (Server Core installation)
Affected: 3.5 on Windows Server 2019
Affected: 3.5 on Windows Server 2019 (Server Core installation)
Affected: 3.5 on Windows Server, version 1709 (Server Core Installation)
Affected: 3.5 on Windows Server, version 1803 (Server Core Installation)
Affected: 3.5.1 on Windows 7 for 32-bit Systems Service Pack 1
Affected: 3.5.1 on Windows 7 for x64-based Systems Service Pack 1
Affected: 3.5.1 on Windows Server 2008 R2 for Itanium-Based Systems Service Pack 1
Affected: 3.5.1 on Windows Server 2008 R2 for x64-based Systems Service Pack 1
Affected: 3.5.1 on Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
Affected: 4.5.2 on Windows 7 for 32-bit Systems Service Pack 1
Affected: 4.5.2 on Windows 7 for x64-based Systems Service Pack 1
Affected: 4.5.2 on Windows 8.1 for 32-bit systems
Affected: 4.5.2 on Windows 8.1 for x64-based systems
Affected: 4.5.2 on Windows RT 8.1
Affected: 4.5.2 on Windows Server 2008 for 32-bit Systems Service Pack 2
Affected: 4.5.2 on Windows Server 2008 for x64-based Systems Service Pack 2
Affected: 4.5.2 on Windows Server 2008 R2 for x64-based Systems Service Pack 1
Affected: 4.5.2 on Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
Affected: 4.5.2 on Windows Server 2012
Affected: 4.5.2 on Windows Server 2012 (Server Core installation)
Affected: 4.5.2 on Windows Server 2012 R2
Affected: 4.5.2 on Windows Server 2012 R2 (Server Core installation)
Affected: 4.6 on Windows Server 2008 for 32-bit Systems Service Pack 2
Affected: 4.6 on Windows Server 2008 for x64-based Systems Service Pack 2
Affected: 4.6.2/4.7/4.7.1/4.7.2 on Windows 10 Version 1607 for 32-bit Systems
Affected: 4.6.2/4.7/4.7.1/4.7.2 on Windows 10 Version 1607 for x64-based Systems
Affected: 4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2016
Affected: 4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2016 (Server Core installation)
Affected: 4.6/4.6.1/4.6.2 on Windows 10 for 32-bit Systems
Affected: 4.6/4.6.1/4.6.2 on Windows 10 for x64-based Systems
Affected: 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.2 on Windows 7 for 32-bit Systems Service Pack 1
Affected: 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.2 on Windows 7 for x64-based Systems Service Pack 1
Affected: 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.2 on Windows 8.1 for 32-bit systems
Affected: 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.2 on Windows 8.1 for x64-based systems
Affected: 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.2 on Windows RT 8.1
Affected: 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2008 R2 for x64-based Systems Service Pack 1
Affected: 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)
Affected: 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2012
Affected: 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2012 (Server Core installation)
Affected: 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2012 R2
Affected: 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.2 on Windows Server 2012 R2 (Server Core installation)
Affected: 4.7.1/4.7.2 on Windows 10 Version 1709 for 32-bit Systems
Affected: 4.7.1/4.7.2 on Windows 10 Version 1709 for ARM64-based Systems
Affected: 4.7.1/4.7.2 on Windows 10 Version 1709 for x64-based Systems
Affected: 4.7.1/4.7.2 on Windows Server, version 1709 (Server Core Installation)
Affected: 4.7.2 on Windows 10 Version 1803 for 32-bit Systems
Affected: 4.7.2 on Windows 10 Version 1803 for ARM64-based Systems
Affected: 4.7.2 on Windows 10 Version 1803 for x64-based Systems
Affected: 4.7.2 on Windows 10 Version 1809 for 32-bit Systems
Affected: 4.7.2 on Windows 10 Version 1809 for x64-based Systems
Affected: 4.7.2 on Windows Server 2019
Affected: 4.7.2 on Windows Server 2019 (Server Core installation)
Affected: 4.7.2 on Windows Server, version 1803 (Server Core Installation)
Affected: 4.7/4.7.1/4.7.2 on Windows 10 Version 1703 for 32-bit Systems
Affected: 4.7/4.7.1/4.7.2 on Windows 10 Version 1703 for x64-based Systems
guessed Create a notification for this product.
Date Public
2019-01-08 00:00
Show details on NVD website

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          "lang": "en",
          "value": "An information disclosure vulnerability exists in .NET Framework and .NET Core which allows bypassing Cross-origin Resource Sharing (CORS) configurations, aka \".NET Framework Information Disclosure Vulnerability.\" This affects Microsoft .NET Framework 2.0, Microsoft .NET Framework 3.0, Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2, Microsoft .NET Framework 4.5.2, Microsoft .NET Framework 4.6, Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.2, Microsoft .NET Framework 4.7/4.7.1/4.7.2, .NET Core 2.1, Microsoft .NET Framework 4.7.1/4.7.2, Microsoft .NET Framework 3.5, Microsoft .NET Framework 3.5.1, Microsoft .NET Framework 4.6/4.6.1/4.6.2, .NET Core 2.2, Microsoft .NET Framework 4.7.2."
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          "value": "An information disclosure vulnerability exists in .NET Framework and .NET Core which allows bypassing Cross-origin Resource Sharing (CORS) configurations, aka \".NET Framework Information Disclosure Vulnerability.\" This affects Microsoft .NET Framework 2.0, Microsoft .NET Framework 3.0, Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2, Microsoft .NET Framework 4.5.2, Microsoft .NET Framework 4.6, Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.2, Microsoft .NET Framework 4.7/4.7.1/4.7.2, .NET Core 2.1, Microsoft .NET Framework 4.7.1/4.7.2, Microsoft .NET Framework 3.5, Microsoft .NET Framework 3.5.1, Microsoft .NET Framework 4.6/4.6.1/4.6.2, .NET Core 2.2, Microsoft .NET Framework 4.7.2."
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          "value": "Una vulnerabilidad de divulgaci\u00f3n de informaci\u00f3n en .NET Framework y .NET Core, la cual omite las configuraciones de CORS (Cross Origin Resource Sharing), tambi\u00e9n conocido como \".NET Framework Information Disclosure Vulnerability\". Esto afecta a Microsoft .NET Framework 2.0, Microsoft .NET Framework 3.0, Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2, Microsoft .NET Framework 4.5.2, Microsoft .NET Framework 4.6, Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.2, Microsoft .NET Framework 4.7/4.7.1/4.7.2, .NET Core 2.1, Microsoft .NET Framework 4.7.1/4.7.2, Microsoft .NET Framework 3.5, Microsoft .NET Framework 3.5.1, Microsoft .NET Framework 4.6/4.6.1/4.6.2, .NET Core 2.2 y Microsoft .NET Framework 4.7.2."
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            "value": "An information disclosure vulnerability exists in .NET Framework and .NET Core which allows bypassing Cross-origin Resource Sharing (CORS) configurations, aka \".NET Framework Information Disclosure Vulnerability.\" This affects Microsoft .NET Framework 2.0, Microsoft .NET Framework 3.0, Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2, Microsoft .NET Framework 4.5.2, Microsoft .NET Framework 4.6, Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.2, Microsoft .NET Framework 4.7/4.7.1/4.7.2, .NET Core 2.1, Microsoft .NET Framework 4.7.1/4.7.2, Microsoft .NET Framework 3.5, Microsoft .NET Framework 3.5.1, Microsoft .NET Framework 4.6/4.6.1/4.6.2, .NET Core 2.2, Microsoft .NET Framework 4.7.2."
          },
          {
            "lang": "es",
            "value": "Una vulnerabilidad de divulgaci\u00f3n de informaci\u00f3n en .NET Framework y .NET Core, la cual omite las configuraciones de CORS (Cross Origin Resource Sharing), tambi\u00e9n conocido como \".NET Framework Information Disclosure Vulnerability\". Esto afecta a Microsoft .NET Framework 2.0, Microsoft .NET Framework 3.0, Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2, Microsoft .NET Framework 4.5.2, Microsoft .NET Framework 4.6, Microsoft .NET Framework 4.6/4.6.1/4.6.2/4.7/4.7.1/4.7.2, Microsoft .NET Framework 4.7/4.7.1/4.7.2, .NET Core 2.1, Microsoft .NET Framework 4.7.1/4.7.2, Microsoft .NET Framework 3.5, Microsoft .NET Framework 3.5.1, Microsoft .NET Framework 4.6/4.6.1/4.6.2, .NET Core 2.2 y Microsoft .NET Framework 4.7.2."
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        "id": "CVE-2019-0545",
        "lastModified": "2024-11-21T04:16:49.683",
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              "acInsufInfo": false,
              "baseSeverity": "MEDIUM",
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                "authentication": "NONE",
                "availabilityImpact": "NONE",
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                "availabilityImpact": "NONE",
                "baseScore": 7.5,
                "baseSeverity": "HIGH",
                "confidentialityImpact": "HIGH",
                "integrityImpact": "NONE",
                "privilegesRequired": "NONE",
                "scope": "UNCHANGED",
                "userInteraction": "NONE",
                "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N",
                "version": "3.0"
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              "exploitabilityScore": 3.9,
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              "source": "nvd@nist.gov",
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        "published": "2019-01-08T21:29:00.580",
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        "sourceIdentifier": "secure@microsoft.com",
        "vulnStatus": "Modified",
        "weaknesses": [
          {
            "description": [
              {
                "lang": "en",
                "value": "CWE-200"
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            "source": "nvd@nist.gov",
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    "redhat_vex": {
      "aggregate_severity": "Moderate",
      "current_release_date": "2026-06-28T07:23:30+00:00",
      "cve": "CVE-2019-0545",
      "id": "CVE-2019-0545",
      "initial_release_date": "2019-01-08T00:00:00+00:00",
      "product_status:fixed": "63",
      "product_status:known_not_affected": "9",
      "source": "Red Hat CSAF VEX",
      "status": "final",
      "title": "Core: NCL - SocketsHttpHandler mishandling 1xx response as a final response leads to info disclosure",
      "url": "https://security.access.redhat.com/data/csaf/v2/vex/2019/cve-2019-0545.json",
      "version": "3"
    }
  }
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

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.

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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.


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