CVE-2023-21722 (GCVE-0-2023-21722)

Vulnerability from cvelistv5 – Published: 2023-02-14 19:33 – Updated: 2025-01-01 00:41
VLAI
Title
.NET Framework Denial of Service Vulnerability
Summary
.NET Framework Denial of Service Vulnerability
Severity
5 (Medium)
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
  • CWE-59 - Improper Link Resolution Before File Access ('Link Following')
Assigner
References
Impacted products
Date Public
2023-02-14 08:00
Show details on NVD website
To clipboard 

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\"Windows 10 Version 22H2 for ARM64-based Systems\", \"Windows 10 Version 22H2 for 32-bit Systems\", \"Windows 10 Version 22H2 for x64-based Systems\"]}, {\"vendor\": \"Microsoft\", \"product\": \"Microsoft .NET Framework 4.6.2\", \"versions\": [{\"status\": \"affected\", \"version\": \"4.7.0\", \"lessThan\": \"4.7.04038.06\", \"versionType\": \"custom\"}], \"platforms\": [\"Windows Server 2008 for 32-bit Systems Service Pack 2\", \"Windows Server 2008 for 32-bit Systems Service Pack 2 (Server Core installation)\", \"Windows Server 2008 for x64-based Systems Service Pack 2\", \"Windows Server 2008 for x64-based Systems Service Pack 2 (Server Core installation)\"]}, {\"vendor\": \"Microsoft\", \"product\": \"Microsoft .NET Framework 3.5 and 4.6.2\", \"versions\": [{\"status\": \"affected\", \"version\": \"4.7.0\", \"lessThan\": \"10.0.10240.19747\", \"versionType\": \"custom\"}], \"platforms\": [\"Windows 10 for 32-bit Systems\", \"Windows 10 for x64-based Systems\"]}, {\"vendor\": \"Microsoft\", \"product\": \"Microsoft .NET Framework 2.0 Service Pack 2\", \"versions\": [{\"status\": \"affected\", \"version\": \"2.0.0\", \"lessThan\": \"2.0.50727.8966\", \"versionType\": \"custom\"}], \"platforms\": [\"Windows Server 2008 for 32-bit Systems Service Pack 2\", \"Windows Server 2008 for x64-based Systems Service Pack 2\"]}, {\"vendor\": \"Microsoft\", \"product\": \"Microsoft .NET Framework 3.0 Service Pack 2\", \"versions\": [{\"status\": \"affected\", \"version\": \"3.0.0\", \"lessThan\": \"2.0.50727.8966\", \"versionType\": \"custom\"}], \"platforms\": [\"Windows Server 2008 for 32-bit Systems Service Pack 2\", \"Windows Server 2008 for x64-based Systems Service Pack 2\"]}, {\"vendor\": \"Microsoft\", \"product\": \"Microsoft .NET Framework 3.5\", \"versions\": [{\"status\": \"affected\", \"version\": \"3.5.0\", \"lessThan\": \"3.5.50727.8966\", \"versionType\": \"custom\"}], \"platforms\": [\"Windows Server 2012\", \"Windows Server 2012 (Server Core installation)\", \"Windows Server 2012 R2\", \"Windows Server 2012 R2 (Server Core installation)\"]}, {\"vendor\": \"Microsoft\", \"product\": \"Microsoft .NET Framework 3.5.1\", \"versions\": [{\"status\": \"affected\", \"version\": \"3.5.0\", \"lessThan\": \"3.5.50727.8966\", \"versionType\": \"custom\"}], \"platforms\": [\"Windows Server 2008 R2 for x64-based Systems Service Pack 1\", \"Windows Server 2008 R2 for x64-based Systems Service Pack 1 (Server Core installation)\"]}], \"datePublic\": \"2023-02-14T08:00:00.000Z\", \"references\": [{\"url\": \"https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-21722\", \"name\": \".NET Framework Denial of Service Vulnerability\", \"tags\": [\"vendor-advisory\"]}], \"descriptions\": [{\"lang\": \"en-US\", \"value\": \".NET Framework Denial of Service Vulnerability\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en-US\", \"type\": \"CWE\", \"cweId\": \"CWE-59\", \"description\": \"CWE-59: Improper Link Resolution Before File Access (\u0027Link Following\u0027)\"}]}], \"cpeApplicability\": [{\"nodes\": [{\"negate\": false, \"cpeMatch\": [{\"criteria\": \"cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"4.8.4614.08\", \"versionStartIncluding\": \"4.8.0\"}, {\"criteria\": \"cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"10.0.04614.06\", \"versionStartIncluding\": \"4.8.0\"}, {\"criteria\": \"cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"10.0.04038.03\", \"versionStartIncluding\": \"4.7.0\"}, {\"criteria\": \"cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"4.7.04614.08\", \"versionStartIncluding\": \"4.7.0\"}, {\"criteria\": \"cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"10.0.09139.02\", \"versionStartIncluding\": \"4.8.1\"}, {\"criteria\": \"cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"4.7.04038.06\", \"versionStartIncluding\": \"4.7.0\"}, {\"criteria\": \"cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"10.0.10240.19747\", \"versionStartIncluding\": \"4.7.0\"}, {\"criteria\": \"cpe:2.3:a:microsoft:.net:*:sp2:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"2.0.50727.8966\", \"versionStartIncluding\": \"2.0.0\"}, {\"criteria\": \"cpe:2.3:a:microsoft:.net:*:sp2:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"2.0.50727.8966\", \"versionStartIncluding\": \"3.0.0\"}, {\"criteria\": \"cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"3.5.50727.8966\", \"versionStartIncluding\": \"3.5.0\"}, {\"criteria\": \"cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"3.5.50727.8966\", \"versionStartIncluding\": \"3.5.0\"}], \"operator\": \"OR\"}]}], \"providerMetadata\": {\"orgId\": \"f38d906d-7342-40ea-92c1-6c4a2c6478c8\", \"shortName\": \"microsoft\", \"dateUpdated\": \"2025-01-01T00:41:19.847Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2023-21722\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2025-01-01T00:41:19.847Z\", \"dateReserved\": \"2022-12-13T18:08:03.493Z\", \"assignerOrgId\": \"f38d906d-7342-40ea-92c1-6c4a2c6478c8\", \"datePublished\": \"2023-02-14T19:33:47.590Z\", \"assignerShortName\": \"microsoft\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.1"
    }
  }
}


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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.