rhsa-2019_1259
Vulnerability from csaf_redhat
Published
2019-05-22 10:22
Modified
2024-09-13 19:50
Summary
Red Hat Security Advisory: dotnet security, bug fix, and enhancement update

Notes

Topic
An update for dotnet is now available for Red Hat Enterprise Linux 8. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Details
.NET Core is a managed-software framework. It implements a subset of the .NET framework APIs and several new APIs, and it includes a CLR implementation. A new version of .NET Core that address security vulnerabilities is now available. The updated version is .NET Core Runtime 2.1.11 and SDK 2.1.507. Security Fix(es): * dotnet: NuGet Tampering Vulnerability (CVE-2019-0757) * dotnet: timeouts for regular expressions are not enforced (CVE-2019-0820) * dotnet: infinite loop in URI.TryCreate leading to ASP.Net Core Denial of Service (CVE-2019-0980) * dotnet: crash in IPAddress.TryCreate leading to ASP.Net Core Denial of Service (CVE-2019-0981) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. Bug Fix(es): * dotnet: new SocketException((int)SocketError.InvalidArgument).Message is empty (BZ#1712471)
Terms of Use
This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.


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          "category": "impact",
          "details": "Moderate"
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      "title": "dotnet: infinite loop in Uri.TryCreate leading to ASP.Net Core Denial of Service"
    },
    {
      "cve": "CVE-2019-0981",
      "cwe": {
        "id": "CWE-400",
        "name": "Uncontrolled Resource Consumption"
      },
      "discovery_date": "2019-05-02T00:00:00+00:00",
      "ids": [
        {
          "system_name": "Red Hat Bugzilla ID",
          "text": "1705504"
        }
      ],
      "notes": [
        {
          "category": "description",
          "text": "A denial of service vulnerability exists when .NET Framework or .NET Core improperly handle web requests, aka \u0027.Net Framework and .Net Core Denial of Service Vulnerability\u0027. This CVE ID is unique from CVE-2019-0820, CVE-2019-0980.",
          "title": "Vulnerability description"
        },
        {
          "category": "summary",
          "text": "dotnet: crash in IPAddress.TryCreate leading to ASP.Net Core Denial of Service",
          "title": "Vulnerability summary"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
        }
      ],
      "product_status": {
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      "references": [
        {
          "category": "self",
          "summary": "Canonical URL",
          "url": "https://access.redhat.com/security/cve/CVE-2019-0981"
        },
        {
          "category": "external",
          "summary": "RHBZ#1705504",
          "url": "https://bugzilla.redhat.com/show_bug.cgi?id=1705504"
        },
        {
          "category": "external",
          "summary": "https://www.cve.org/CVERecord?id=CVE-2019-0981",
          "url": "https://www.cve.org/CVERecord?id=CVE-2019-0981"
        },
        {
          "category": "external",
          "summary": "https://nvd.nist.gov/vuln/detail/CVE-2019-0981",
          "url": "https://nvd.nist.gov/vuln/detail/CVE-2019-0981"
        },
        {
          "category": "external",
          "summary": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0981",
          "url": "https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2019-0981"
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      "release_date": "2019-05-14T00:00:00+00:00",
      "remediations": [
        {
          "category": "vendor_fix",
          "details": "For details on how to apply this update, which includes the changes described in this advisory, refer to:\n\nhttps://access.redhat.com/articles/11258",
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          "restart_required": {
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          "url": "https://access.redhat.com/errata/RHSA-2019:1259"
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            "attackVector": "NETWORK",
            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
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            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
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      "title": "dotnet: crash in IPAddress.TryCreate leading to ASP.Net Core Denial of Service"
    }
  ]
}


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