gsd-2021-26423
Vulnerability from gsd
Modified
2023-12-13 01:23
Details
.NET Core and Visual Studio Denial of Service Vulnerability
Aliases
Aliases
{
"GSD": {
"alias": "CVE-2021-26423",
"description": ".NET Core and Visual Studio Denial of Service Vulnerability",
"id": "GSD-2021-26423",
"references": [
"https://access.redhat.com/errata/RHSA-2021:3148",
"https://access.redhat.com/errata/RHSA-2021:3147",
"https://access.redhat.com/errata/RHSA-2021:3143",
"https://access.redhat.com/errata/RHSA-2021:3142",
"https://security.archlinux.org/CVE-2021-26423",
"https://linux.oracle.com/cve/CVE-2021-26423.html"
]
},
"gsd": {
"metadata": {
"exploitCode": "unknown",
"remediation": "unknown",
"reportConfidence": "confirmed",
"type": "vulnerability"
},
"osvSchema": {
"aliases": [
"CVE-2021-26423"
],
"details": ".NET Core and Visual Studio Denial of Service Vulnerability",
"id": "GSD-2021-26423",
"modified": "2023-12-13T01:23:33.036690Z",
"schema_version": "1.4.0"
}
},
"namespaces": {
"cve.org": {
"CVE_data_meta": {
"ASSIGNER": "secure@microsoft.com",
"ID": "CVE-2021-26423",
"STATE": "PUBLIC"
},
"affects": {
"vendor": {
"vendor_data": [
{
"product": {
"product_data": [
{
"product_name": "Microsoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8)",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_name": "15.9.0",
"version_value": "15.9.38"
}
]
}
},
{
"product_name": "Microsoft Visual Studio 2019 version 16.4 (includes 16.0 - 16.3)",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_name": "16.0",
"version_value": "16.4.25"
}
]
}
},
{
"product_name": "Microsoft Visual Studio 2019 version 16.7 (includes 16.0 \u2013 16.6)",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_name": "16.0.0",
"version_value": "16.7.18"
}
]
}
},
{
"product_name": "Microsoft Visual Studio 2019 version 16.9 (includes 16.0 - 16.8)",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_name": "15.0.0",
"version_value": "16.9.10"
}
]
}
},
{
"product_name": "Microsoft Visual Studio 2019 version 16.10 (includes 16.0 - 16.9)",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_name": "16.10.0",
"version_value": "16.10.5"
}
]
}
},
{
"product_name": "Visual Studio 2019 for Mac version 8.10",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_name": "8.1.0",
"version_value": "8.10.7"
}
]
}
},
{
"product_name": ".NET Core 2.1",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_name": "2.1",
"version_value": "2.1.30"
}
]
}
},
{
"product_name": ".NET Core 3.1",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_name": "3.1",
"version_value": "3.1.18"
}
]
}
},
{
"product_name": ".NET 5.0",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_name": "5.0.0",
"version_value": "5.0.9"
}
]
}
},
{
"product_name": "PowerShell Core 7.1",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_name": "7.1.0",
"version_value": "7.1.4"
}
]
}
},
{
"product_name": "PowerShell Core 7.0",
"version": {
"version_data": [
{
"version_affected": "\u003c",
"version_name": "7.0.0",
"version_value": "7.0.7"
}
]
}
}
]
},
"vendor_name": "Microsoft"
}
]
}
},
"data_format": "MITRE",
"data_type": "CVE",
"data_version": "4.0",
"description": {
"description_data": [
{
"lang": "eng",
"value": ".NET Core and Visual Studio Denial of Service Vulnerability"
}
]
},
"impact": {
"cvss": [
{
"baseScore": 7.5,
"baseSeverity": "HIGH",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C",
"version": "3.1"
}
]
},
"problemtype": {
"problemtype_data": [
{
"description": [
{
"lang": "eng",
"value": "Denial of Service"
}
]
}
]
},
"references": {
"reference_data": [
{
"name": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26423",
"refsource": "MISC",
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26423"
}
]
}
},
"gitlab.com": {
"advisories": [
{
"affected_range": "[5.0.0,5.0.9)",
"affected_versions": "All versions starting from 5.0.0 before 5.0.9",
"cvss_v2": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"cwe_ids": [
"CWE-1035",
"CWE-937"
],
"date": "2022-10-25",
"description": ".NET Core and Visual Studio Denial of Service Vulnerability",
"fixed_versions": [
"5.0.9"
],
"identifier": "CVE-2021-26423",
"identifiers": [
"GHSA-rh58-r7jh-xhx3",
"CVE-2021-26423"
],
"not_impacted": "All versions before 5.0.0, all versions starting from 5.0.9",
"package_slug": "nuget/Microsoft.NETCore.App.Runtime.Mono.LLVM.AOT.linux-arm64",
"pubdate": "2022-10-25",
"solution": "Upgrade to version 5.0.9 or above.",
"title": ".NET Core Elevation of Privilege Vulnerability",
"urls": [
"https://github.com/dotnet/runtime/security/advisories/GHSA-rh58-r7jh-xhx3",
"https://nvd.nist.gov/vuln/detail/CVE-2021-26423",
"https://github.com/dotnet/announcements/issues/194",
"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26423",
"https://github.com/advisories/GHSA-rh58-r7jh-xhx3"
],
"uuid": "5b6f37fc-8fb0-4109-bb52-4302ab5a5a75"
},
{
"affected_range": "[5.0.0,5.0.9)",
"affected_versions": "All versions starting from 5.0.0 before 5.0.9",
"cvss_v2": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"cwe_ids": [
"CWE-1035",
"CWE-937"
],
"date": "2022-10-25",
"description": ".NET Core and Visual Studio Denial of Service Vulnerability",
"fixed_versions": [
"5.0.9"
],
"identifier": "CVE-2021-26423",
"identifiers": [
"GHSA-rh58-r7jh-xhx3",
"CVE-2021-26423"
],
"not_impacted": "All versions before 5.0.0, all versions starting from 5.0.9",
"package_slug": "nuget/Microsoft.NETCore.App.Runtime.Mono.LLVM.AOT.linux-x64",
"pubdate": "2022-10-25",
"solution": "Upgrade to version 5.0.9 or above.",
"title": ".NET Core Elevation of Privilege Vulnerability",
"urls": [
"https://github.com/dotnet/runtime/security/advisories/GHSA-rh58-r7jh-xhx3",
"https://nvd.nist.gov/vuln/detail/CVE-2021-26423",
"https://github.com/dotnet/announcements/issues/194",
"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26423",
"https://github.com/advisories/GHSA-rh58-r7jh-xhx3"
],
"uuid": "2915cb41-bb5c-4e03-9383-282a0e3496d9"
},
{
"affected_range": "[5.0.0,5.0.9)",
"affected_versions": "All versions starting from 5.0.0 before 5.0.9",
"cvss_v2": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"cwe_ids": [
"CWE-1035",
"CWE-937"
],
"date": "2022-10-25",
"description": ".NET Core and Visual Studio Denial of Service Vulnerability",
"fixed_versions": [
"5.0.9"
],
"identifier": "CVE-2021-26423",
"identifiers": [
"GHSA-rh58-r7jh-xhx3",
"CVE-2021-26423"
],
"not_impacted": "All versions before 5.0.0, all versions starting from 5.0.9",
"package_slug": "nuget/Microsoft.NETCore.App.Runtime.Mono.LLVM.AOT.osx-x64",
"pubdate": "2022-10-25",
"solution": "Upgrade to version 5.0.9 or above.",
"title": ".NET Core Elevation of Privilege Vulnerability",
"urls": [
"https://github.com/dotnet/runtime/security/advisories/GHSA-rh58-r7jh-xhx3",
"https://nvd.nist.gov/vuln/detail/CVE-2021-26423",
"https://github.com/dotnet/announcements/issues/194",
"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26423",
"https://github.com/advisories/GHSA-rh58-r7jh-xhx3"
],
"uuid": "5f930407-2311-4724-8d10-0d465617396e"
},
{
"affected_range": "[5.0.0,5.0.9)",
"affected_versions": "All versions starting from 5.0.0 before 5.0.9",
"cvss_v2": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"cwe_ids": [
"CWE-1035",
"CWE-937"
],
"date": "2022-10-25",
"description": ".NET Core and Visual Studio Denial of Service Vulnerability",
"fixed_versions": [
"5.0.9"
],
"identifier": "CVE-2021-26423",
"identifiers": [
"GHSA-rh58-r7jh-xhx3",
"CVE-2021-26423"
],
"not_impacted": "All versions before 5.0.0, all versions starting from 5.0.9",
"package_slug": "nuget/Microsoft.NETCore.App.Runtime.Mono.LLVM.linux-arm64",
"pubdate": "2022-10-25",
"solution": "Upgrade to version 5.0.9 or above.",
"title": ".NET Core Elevation of Privilege Vulnerability",
"urls": [
"https://github.com/dotnet/runtime/security/advisories/GHSA-rh58-r7jh-xhx3",
"https://nvd.nist.gov/vuln/detail/CVE-2021-26423",
"https://github.com/dotnet/announcements/issues/194",
"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26423",
"https://github.com/advisories/GHSA-rh58-r7jh-xhx3"
],
"uuid": "b3c90e84-6a86-4ca9-b7cc-6cb3340dd266"
},
{
"affected_range": "[5.0.0,5.0.9)",
"affected_versions": "All versions starting from 5.0.0 before 5.0.9",
"cvss_v2": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"cwe_ids": [
"CWE-1035",
"CWE-937"
],
"date": "2022-10-25",
"description": ".NET Core and Visual Studio Denial of Service Vulnerability",
"fixed_versions": [
"5.0.9"
],
"identifier": "CVE-2021-26423",
"identifiers": [
"GHSA-rh58-r7jh-xhx3",
"CVE-2021-26423"
],
"not_impacted": "All versions before 5.0.0, all versions starting from 5.0.9",
"package_slug": "nuget/Microsoft.NETCore.App.Runtime.Mono.LLVM.linux-x64",
"pubdate": "2022-10-25",
"solution": "Upgrade to version 5.0.9 or above.",
"title": ".NET Core Elevation of Privilege Vulnerability",
"urls": [
"https://github.com/dotnet/runtime/security/advisories/GHSA-rh58-r7jh-xhx3",
"https://nvd.nist.gov/vuln/detail/CVE-2021-26423",
"https://github.com/dotnet/announcements/issues/194",
"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26423",
"https://github.com/advisories/GHSA-rh58-r7jh-xhx3"
],
"uuid": "757d4c27-3ff8-4cfe-9da2-374ddc95e043"
},
{
"affected_range": "[5.0.0,5.0.9)",
"affected_versions": "All versions starting from 5.0.0 before 5.0.9",
"cvss_v2": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"cwe_ids": [
"CWE-1035",
"CWE-937"
],
"date": "2022-10-25",
"description": ".NET Core and Visual Studio Denial of Service Vulnerability",
"fixed_versions": [
"5.0.9"
],
"identifier": "CVE-2021-26423",
"identifiers": [
"GHSA-rh58-r7jh-xhx3",
"CVE-2021-26423"
],
"not_impacted": "All versions before 5.0.0, all versions starting from 5.0.9",
"package_slug": "nuget/Microsoft.NETCore.App.Runtime.Mono.LLVM.osx-x64",
"pubdate": "2022-10-25",
"solution": "Upgrade to version 5.0.9 or above.",
"title": ".NET Core Elevation of Privilege Vulnerability",
"urls": [
"https://github.com/dotnet/runtime/security/advisories/GHSA-rh58-r7jh-xhx3",
"https://nvd.nist.gov/vuln/detail/CVE-2021-26423",
"https://github.com/dotnet/announcements/issues/194",
"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26423",
"https://github.com/advisories/GHSA-rh58-r7jh-xhx3"
],
"uuid": "c1b7546e-5f45-461b-82ee-070d2d6c6646"
},
{
"affected_range": "[5.0.0,5.0.9)",
"affected_versions": "All versions starting from 5.0.0 before 5.0.9",
"cvss_v2": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"cwe_ids": [
"CWE-1035",
"CWE-937"
],
"date": "2022-10-25",
"description": ".NET Core and Visual Studio Denial of Service Vulnerability",
"fixed_versions": [
"5.0.9"
],
"identifier": "CVE-2021-26423",
"identifiers": [
"GHSA-rh58-r7jh-xhx3",
"CVE-2021-26423"
],
"not_impacted": "All versions before 5.0.0, all versions starting from 5.0.9",
"package_slug": "nuget/Microsoft.NETCore.App.Runtime.Mono.linux-arm",
"pubdate": "2022-10-25",
"solution": "Upgrade to version 5.0.9 or above.",
"title": ".NET Core Elevation of Privilege Vulnerability",
"urls": [
"https://github.com/dotnet/runtime/security/advisories/GHSA-rh58-r7jh-xhx3",
"https://nvd.nist.gov/vuln/detail/CVE-2021-26423",
"https://github.com/dotnet/announcements/issues/194",
"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26423",
"https://github.com/advisories/GHSA-rh58-r7jh-xhx3"
],
"uuid": "ab0ad3b1-2f43-4ba1-b7b1-11d229d9098e"
},
{
"affected_range": "[5.0.0,5.0.9)",
"affected_versions": "All versions starting from 5.0.0 before 5.0.9",
"cvss_v2": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"cwe_ids": [
"CWE-1035",
"CWE-937"
],
"date": "2022-10-25",
"description": ".NET Core and Visual Studio Denial of Service Vulnerability",
"fixed_versions": [
"5.0.9"
],
"identifier": "CVE-2021-26423",
"identifiers": [
"GHSA-rh58-r7jh-xhx3",
"CVE-2021-26423"
],
"not_impacted": "All versions before 5.0.0, all versions starting from 5.0.9",
"package_slug": "nuget/Microsoft.NETCore.App.Runtime.Mono.linux-arm64",
"pubdate": "2022-10-25",
"solution": "Upgrade to version 5.0.9 or above.",
"title": ".NET Core Elevation of Privilege Vulnerability",
"urls": [
"https://github.com/dotnet/runtime/security/advisories/GHSA-rh58-r7jh-xhx3",
"https://nvd.nist.gov/vuln/detail/CVE-2021-26423",
"https://github.com/dotnet/announcements/issues/194",
"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26423",
"https://github.com/advisories/GHSA-rh58-r7jh-xhx3"
],
"uuid": "2433c001-c0b3-4185-a7b7-8a657262ca32"
},
{
"affected_range": "[5.0.0,5.0.9)",
"affected_versions": "All versions starting from 5.0.0 before 5.0.9",
"cvss_v2": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"cwe_ids": [
"CWE-1035",
"CWE-937"
],
"date": "2022-10-25",
"description": ".NET Core and Visual Studio Denial of Service Vulnerability",
"fixed_versions": [
"5.0.9"
],
"identifier": "CVE-2021-26423",
"identifiers": [
"GHSA-rh58-r7jh-xhx3",
"CVE-2021-26423"
],
"not_impacted": "All versions before 5.0.0, all versions starting from 5.0.9",
"package_slug": "nuget/Microsoft.NETCore.App.Runtime.Mono.linux-musl-x64",
"pubdate": "2022-10-25",
"solution": "Upgrade to version 5.0.9 or above.",
"title": ".NET Core Elevation of Privilege Vulnerability",
"urls": [
"https://github.com/dotnet/runtime/security/advisories/GHSA-rh58-r7jh-xhx3",
"https://nvd.nist.gov/vuln/detail/CVE-2021-26423",
"https://github.com/dotnet/announcements/issues/194",
"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26423",
"https://github.com/advisories/GHSA-rh58-r7jh-xhx3"
],
"uuid": "9f65ae68-9d58-4060-b64d-d47c2dc23de5"
},
{
"affected_range": "[5.0.0,5.0.9)",
"affected_versions": "All versions starting from 5.0.0 before 5.0.9",
"cvss_v2": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"cwe_ids": [
"CWE-1035",
"CWE-937"
],
"date": "2022-10-25",
"description": ".NET Core and Visual Studio Denial of Service Vulnerability",
"fixed_versions": [
"5.0.9"
],
"identifier": "CVE-2021-26423",
"identifiers": [
"GHSA-rh58-r7jh-xhx3",
"CVE-2021-26423"
],
"not_impacted": "All versions before 5.0.0, all versions starting from 5.0.9",
"package_slug": "nuget/Microsoft.NETCore.App.Runtime.Mono.linux-x64",
"pubdate": "2022-10-25",
"solution": "Upgrade to version 5.0.9 or above.",
"title": ".NET Core Elevation of Privilege Vulnerability",
"urls": [
"https://github.com/dotnet/runtime/security/advisories/GHSA-rh58-r7jh-xhx3",
"https://nvd.nist.gov/vuln/detail/CVE-2021-26423",
"https://github.com/dotnet/announcements/issues/194",
"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26423",
"https://github.com/advisories/GHSA-rh58-r7jh-xhx3"
],
"uuid": "ae3f5ed9-836c-437e-ae34-9387c8a8f668"
},
{
"affected_range": "[5.0.0,5.0.9)",
"affected_versions": "All versions starting from 5.0.0 before 5.0.9",
"cvss_v2": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"cwe_ids": [
"CWE-1035",
"CWE-937"
],
"date": "2022-10-25",
"description": ".NET Core and Visual Studio Denial of Service Vulnerability",
"fixed_versions": [
"5.0.9"
],
"identifier": "CVE-2021-26423",
"identifiers": [
"GHSA-rh58-r7jh-xhx3",
"CVE-2021-26423"
],
"not_impacted": "All versions before 5.0.0, all versions starting from 5.0.9",
"package_slug": "nuget/Microsoft.NETCore.App.Runtime.Mono.osx-x64",
"pubdate": "2022-10-25",
"solution": "Upgrade to version 5.0.9 or above.",
"title": ".NET Core Elevation of Privilege Vulnerability",
"urls": [
"https://github.com/dotnet/runtime/security/advisories/GHSA-rh58-r7jh-xhx3",
"https://nvd.nist.gov/vuln/detail/CVE-2021-26423",
"https://github.com/dotnet/announcements/issues/194",
"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26423",
"https://github.com/advisories/GHSA-rh58-r7jh-xhx3"
],
"uuid": "721136f5-976e-4d61-92be-fc4844558c17"
},
{
"affected_range": "[3.1.0,3.1.18),[5.0.0,5.0.9)",
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"cvss_v2": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"cvss_v3": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"cwe_ids": [
"CWE-1035",
"CWE-937"
],
"date": "2022-10-25",
"description": ".NET Core and Visual Studio Denial of Service Vulnerability",
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"3.1.18",
"5.0.9"
],
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"GHSA-rh58-r7jh-xhx3",
"CVE-2021-26423"
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"pubdate": "2022-10-25",
"solution": "Upgrade to versions 3.1.18, 5.0.9 or above.",
"title": ".NET Core Elevation of Privilege Vulnerability",
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"https://github.com/dotnet/runtime/security/advisories/GHSA-rh58-r7jh-xhx3",
"https://nvd.nist.gov/vuln/detail/CVE-2021-26423",
"https://github.com/dotnet/announcements/issues/194",
"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26423",
"https://github.com/advisories/GHSA-rh58-r7jh-xhx3"
],
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},
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"https://github.com/dotnet/announcements/issues/194",
"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26423",
"https://github.com/advisories/GHSA-rh58-r7jh-xhx3"
],
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},
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"https://github.com/dotnet/announcements/issues/194",
"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26423",
"https://github.com/advisories/GHSA-rh58-r7jh-xhx3"
],
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},
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"title": ".NET Core Elevation of Privilege Vulnerability",
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"https://github.com/dotnet/runtime/security/advisories/GHSA-rh58-r7jh-xhx3",
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"https://github.com/dotnet/announcements/issues/194",
"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26423",
"https://github.com/advisories/GHSA-rh58-r7jh-xhx3"
],
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},
{
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{
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"title": ".NET Core Elevation of Privilege Vulnerability",
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},
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},
{
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],
"date": "2022-10-25",
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"3.1.18",
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],
"identifier": "CVE-2021-26423",
"identifiers": [
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"CVE-2021-26423"
],
"not_impacted": "All versions before 3.1.0, all versions starting from 3.1.18 before 5.0.0, all versions starting from 5.0.9",
"package_slug": "nuget/Microsoft.NETCore.App.Runtime.win-x86",
"pubdate": "2022-10-25",
"solution": "Upgrade to versions 3.1.18, 5.0.9 or above.",
"title": ".NET Core Elevation of Privilege Vulnerability",
"urls": [
"https://github.com/dotnet/runtime/security/advisories/GHSA-rh58-r7jh-xhx3",
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"https://github.com/dotnet/announcements/issues/194",
"https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26423",
"https://github.com/advisories/GHSA-rh58-r7jh-xhx3"
],
"uuid": "84842598-eddc-4077-8577-21e77f802fad"
}
]
},
"nvd.nist.gov": {
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"matchCriteriaId": "26472C42-CDB4-4176-B10B-3BF26F5030E3",
"versionEndIncluding": "16.10",
"versionStartIncluding": "16.0",
"vulnerable": true
},
{
"criteria": "cpe:2.3:a:microsoft:visual_studio_2019:8.10:*:*:*:*:macos:*:*",
"matchCriteriaId": "BA547FFE-D557-4612-9840-EEE88ACF53AA",
"vulnerable": true
}
],
"negate": false,
"operator": "OR"
}
]
}
],
"descriptions": [
{
"lang": "en",
"value": ".NET Core and Visual Studio Denial of Service Vulnerability"
},
{
"lang": "es",
"value": "Una Vulnerabilidad de Denegaci\u00f3n de Servicio en .NET Core y Visual Studio"
}
],
"id": "CVE-2021-26423",
"lastModified": "2023-12-28T20:15:44.377",
"metrics": {
"cvssMetricV2": [
{
"acInsufInfo": false,
"baseSeverity": "MEDIUM",
"cvssData": {
"accessComplexity": "LOW",
"accessVector": "NETWORK",
"authentication": "NONE",
"availabilityImpact": "PARTIAL",
"baseScore": 5.0,
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"vectorString": "AV:N/AC:L/Au:N/C:N/I:N/A:P",
"version": "2.0"
},
"exploitabilityScore": 10.0,
"impactScore": 2.9,
"obtainAllPrivilege": false,
"obtainOtherPrivilege": false,
"obtainUserPrivilege": false,
"source": "nvd@nist.gov",
"type": "Primary",
"userInteractionRequired": false
}
],
"cvssMetricV31": [
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 3.6,
"source": "secure@microsoft.com",
"type": "Primary"
},
{
"cvssData": {
"attackComplexity": "LOW",
"attackVector": "NETWORK",
"availabilityImpact": "HIGH",
"baseScore": 7.5,
"baseSeverity": "HIGH",
"confidentialityImpact": "NONE",
"integrityImpact": "NONE",
"privilegesRequired": "NONE",
"scope": "UNCHANGED",
"userInteraction": "NONE",
"vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"version": "3.1"
},
"exploitabilityScore": 3.9,
"impactScore": 3.6,
"source": "nvd@nist.gov",
"type": "Secondary"
}
]
},
"published": "2021-08-12T18:15:08.537",
"references": [
{
"source": "secure@microsoft.com",
"tags": [
"Patch",
"Vendor Advisory"
],
"url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26423"
}
],
"sourceIdentifier": "secure@microsoft.com",
"vulnStatus": "Modified",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "NVD-CWE-noinfo"
}
],
"source": "nvd@nist.gov",
"type": "Primary"
}
]
}
}
}
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.