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MicrosoftCVE-2020-1597

HistoryAug 17, 2020 - 7:15 p.m.

CVE-2020-1597

2020-08-1719:15:21

microsoft

web.nvd.nist.gov

104

asp.net core

dos

vulnerability

cve-2020-1597

nvd

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:N/A:P

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

7.2

Confidence

High

EPSS

0.015

Percentile

87.0%

JSON

A denial of service vulnerability exists when ASP.NET Core improperly handles web requests. An attacker who successfully exploited this vulnerability could cause a denial of service against an ASP.NET Core web application. The vulnerability can be exploited remotely, without authentication.
A remote unauthenticated attacker could exploit this vulnerability by issuing specially crafted requests to the ASP.NET Core application.
The update addresses the vulnerability by correcting how the ASP.NET Core web application handles web requests.

Affected configurations

Nvd

Vulners

Node

microsoftasp.net_coreMatch2.1

microsoftasp.net_coreMatch3.1

microsoftvisual_studio_2017Range15.0–15.8

microsoftvisual_studio_2019Range16.0–16.3

microsoftvisual_studio_2019Range16.5–16.6

Node

fedoraprojectfedoraMatch32

fedoraprojectfedoraMatch33

VendorProductVersionCPE
microsoftasp.net_core2.1cpe:2.3:a:microsoft:asp.net_core:2.1:*:*:*:*:*:*:*
microsoftasp.net_core3.1cpe:2.3:a:microsoft:asp.net_core:3.1:*:*:*:*:*:*:*
microsoftvisual_studio_2017*cpe:2.3:a:microsoft:visual_studio_2017:*:*:*:*:*:*:*:*
microsoftvisual_studio_2019*cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*
fedoraprojectfedora32cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
fedoraprojectfedora33cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
microsoft	asp.net_core	2.1	cpe:2.3:a:microsoft:asp.net_core:2.1:::::::*
microsoft	asp.net_core	3.1	cpe:2.3:a:microsoft:asp.net_core:3.1:::::::*
microsoft	visual_studio_2017	*	cpe:2.3:a:microsoft:visual_studio_2017::::::::
microsoft	visual_studio_2019	*	cpe:2.3:a:microsoft:visual_studio_2019::::::::
fedoraproject	fedora	32	cpe:2.3:o:fedoraproject:fedora:32:::::::*
fedoraproject	fedora	33	cpe:2.3:o:fedoraproject:fedora:33:::::::*

CNA Affected

[
  {
    "vendor": "Microsoft",
    "product": "ASP.NET Core 2.1",
    "cpes": [
      "cpe:2.3:a:microsoft:asp.net_core:2.1*:*:*:*:*:*:*:*"
    ],
    "platforms": [
      "Unknown"
    ],
    "versions": [
      {
        "version": "2.0",
        "lessThan": "publication",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "ASP.NET Core 3.1",
    "cpes": [
      "cpe:2.3:a:microsoft:asp.net_core:3.1:*:*:*:*:*:*:*"
    ],
    "platforms": [
      "Unknown"
    ],
    "versions": [
      {
        "version": "3.0",
        "lessThan": "publication",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft Visual Studio 2019 version 16.4 (includes 16.0 - 16.3)",
    "cpes": [
      "cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*"
    ],
    "platforms": [
      "Unknown"
    ],
    "versions": [
      {
        "version": "16.0",
        "lessThan": "publication",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8)",
    "cpes": [
      "cpe:2.3:a:microsoft:visual_studio_2017:*:*:*:*:*:*:*:*"
    ],
    "platforms": [
      "Unknown"
    ],
    "versions": [
      {
        "version": "15.9.0",
        "lessThan": "publication",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft Visual Studio 2019 version 16.0",
    "cpes": [
      "cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*"
    ],
    "platforms": [
      "Unknown"
    ],
    "versions": [
      {
        "version": "16.0",
        "lessThan": "publication",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  },
  {
    "vendor": "Microsoft",
    "product": "Microsoft Visual Studio 2019 version 16.7 (includes 16.0 – 16.6)",
    "cpes": [
      "cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*"
    ],
    "platforms": [
      "Unknown"
    ],
    "versions": [
      {
        "version": "16.0.0",
        "lessThan": "publication",
        "versionType": "custom",
        "status": "affected"
      }
    ]
  }
]