CVE-2021-31204 (GCVE-0-2021-31204)

Vulnerability from cvelistv5 – Published: 2021-05-11 19:11 – Updated: 2024-08-03 22:55
VLAI
Title
.NET and Visual Studio Elevation of Privilege Vulnerability
Summary
.NET and Visual Studio Elevation of Privilege Vulnerability
Severity
7.3 (High)
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
CWE
  • Elevation of Privilege
Assigner
References
Impacted products
Vendor Product Version
Microsoft .NET Core 3.1 Affected: 3.1 , < 3.1.15-servicing.21214.3 (custom)
    cpe:2.3:a:microsoft:.net_core:*:*:*:*:*:*:*:*
 Create a notification for this product.
Microsoft .NET 5.0 Affected: 5.0.0 , < 5.0.6-servicing.21220.11 (custom)
    cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*
 Create a notification for this product.
Microsoft Microsoft Visual Studio 2019 version 16.9 (includes 16.0 - 16.8) Affected: 15.0.0 , < publication (custom)
    cpe:2.3:a:microsoft:visual_studio_2019:16.9:*:*:*:*:*:*:*
 Create a notification for this product.
Microsoft Microsoft Visual Studio 2019 version 16.4 (includes 16.0 - 16.3) Affected: 16.0 , < publication (custom)
    cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*
 Create a notification for this product.
Microsoft Microsoft Visual Studio 2019 version 16.7 (includes 16.0 – 16.6) Affected: 16.0.0 , < publication (custom)
    cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*
 Create a notification for this product.
Microsoft Visual Studio 2019 for Mac version 8.9 Affected: 8.0 , < publication (custom)
    cpe:2.3:a:microsoft:visual_studio_2019:8.10:*:*:*:*:macos:*:*
 Create a notification for this product.
Date Public
2021-05-11 07:00
Show details on NVD website
To clipboard 

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Studio\"}],\"metrics\":{\"cvssMetricV31\":[{\"source\":\"secure@microsoft.com\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H\",\"baseScore\":7.3,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"REQUIRED\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.3,\"impactScore\":5.9},{\"source\":\"nvd@nist.gov\",\"type\":\"Secondary\",\"cvssData\":{\"version\":\"3.1\",\"vectorString\":\"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H\",\"baseScore\":7.8,\"baseSeverity\":\"HIGH\",\"attackVector\":\"LOCAL\",\"attackComplexity\":\"LOW\",\"privilegesRequired\":\"LOW\",\"userInteraction\":\"NONE\",\"scope\":\"UNCHANGED\",\"confidentialityImpact\":\"HIGH\",\"integrityImpact\":\"HIGH\",\"availabilityImpact\":\"HIGH\"},\"exploitabilityScore\":1.8,\"impactScore\":5.9}],\"cvssMetricV2\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"cvssData\":{\"version\":\"2.0\",\"vectorString\":\"AV:L/AC:L/Au:N/C:P/I:P/A:P\",\"baseScore\":4.6,\"accessVector\":\"LOCAL\",\"accessComplexity\":\"LOW\",\"authentication\":\"NONE\",\"confidentialityImpact\":\"PARTIAL\",\"integrityImpact\":\"PARTIAL\",\"availabilityImpact\":\"PARTIAL\"},\"baseSeverity\":\"MEDIUM\",\"exploitabilityScore\":3.9,\"impactScore\":6.4,\"acInsufInfo\":false,\"obtainAllPrivilege\":false,\"obtainUserPrivilege\":false,\"obtainOtherPrivilege\":false,\"userInteractionRequired\":false}]},\"weaknesses\":[{\"source\":\"nvd@nist.gov\",\"type\":\"Primary\",\"description\":[{\"lang\":\"en\",\"value\":\"NVD-CWE-noinfo\"}]}],\"configurations\":[{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"5.0\",\"versionEndIncluding\":\"5.0.5\",\"matchCriteriaId\":\"954DB6AC-B6A8-4FF1-A60C-6531FB2D7C55\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:.net_core:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"3.1\",\"versionEndIncluding\":\"3.1.14\",\"matchCriteriaId\":\"E1FBEF1B-5F64-4665-9AD5-3A8CD1ECE92A\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"16.0\",\"versionEndExcluding\":\"16.4.22\",\"matchCriteriaId\":\"45AADF74-7D19-4262-887F-EF8527B3D1C9\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"16.5.0\",\"versionEndExcluding\":\"16.7.15\",\"matchCriteriaId\":\"F72FE4AE-BD01-4D58-A5C6-E4480CE65643\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*\",\"versionStartIncluding\":\"16.8.0\",\"versionEndExcluding\":\"16.9.5\",\"matchCriteriaId\":\"D40BD6DF-6594-4FBB-8B6F-36F4E1809E8B\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:a:microsoft:visual_studio_2019:8.9:*:*:*:*:macos:*:*\",\"matchCriteriaId\":\"D6AD9B85-5106-4D1D-B32A-0585F3E89DF5\"}]}]},{\"nodes\":[{\"operator\":\"OR\",\"negate\":false,\"cpeMatch\":[{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"36D96259-24BD-44E2-96D9-78CE1D41F956\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"E460AA51-FCDA-46B9-AE97-E6676AA5E194\"},{\"vulnerable\":true,\"criteria\":\"cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*\",\"matchCriteriaId\":\"A930E247-0B43-43CB-98FF-6CE7B8189835\"}]}]}],\"references\":[{\"url\":\"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4F3VM3RMPE7PNNLLI3BPCSAXITQZCFCA/\",\"source\":\"secure@microsoft.com\"},{\"url\":\"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6M7KL3KTHJVQNRA3CWFUTESQJARQEHSZ/\",\"source\":\"secure@microsoft.com\"},{\"url\":\"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/FVMWZPF4FR6JPFSNAIDIUDULHZJBVCW6/\",\"source\":\"secure@microsoft.com\"},{\"url\":\"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/LFXJPQUYUITJMV75YN3XIGE3KKN5GOCU/\",\"source\":\"secure@microsoft.com\"},{\"url\":\"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UV4ITB3SUDGR23G7XALUVKFJMZERFUKF/\",\"source\":\"secure@microsoft.com\"},{\"url\":\"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/ZWF25Z3CZ6LYCOHZ7FPSFAQ426JUBUZ4/\",\"source\":\"secure@microsoft.com\"},{\"url\":\"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31204\",\"source\":\"secure@microsoft.com\",\"tags\":[\"Patch\",\"Vendor 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  }
}


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Tags
Taxonomy of the tags.





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.


Detection rules are retrieved from Rulezet.