CVE-2025-55248 (GCVE-0-2025-55248)

Vulnerability from cvelistv5 – Published: 2025-10-14 17:00 – Updated: 2026-02-22 17:25
VLAI
Title
.NET, .NET Framework, and Visual Studio Information Disclosure Vulnerability
Summary
Inadequate encryption strength in .NET, .NET Framework, Visual Studio allows an authorized attacker to disclose information over a network.
Severity
4.8 (Medium)
CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:C
SSVC
Exploitation: none Automatable: no Technical Impact: partial
CISA Coordinator (v2.0.3)
CWE
  • CWE-326 - Inadequate Encryption Strength
Assigner
References
Impacted products
Vendor Product Version
Microsoft .NET 8.0 Affected: 8.0.0 , < 8.0.21 (custom)
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Microsoft .NET 9.0 Affected: 9.0.0 , < 9.0.10 (custom)
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Microsoft Microsoft .NET Framework 2.0 Service Pack 2 Affected: 2.0.0 , < 2.0.50727.8981 (custom)
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Microsoft Microsoft .NET Framework 3.0 Service Pack 2 Affected: 3.0.0 , < 2.0.50727.8981 (custom)
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Microsoft Microsoft .NET Framework 3.5 Affected: 3.5.0 , < 2.0.50727.8981 (custom)
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Microsoft Microsoft .NET Framework 3.5 AND 4.7.2 Affected: 4.7.0 , < 4.7.04137.03 (custom)
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Microsoft Microsoft .NET Framework 3.5 AND 4.8 Affected: 4.8.0 , < 4.8.04798.02 (custom)
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Microsoft Microsoft .NET Framework 3.5 AND 4.8.1 Affected: 4.8.1 , < 4.8.1.09320.02 (custom)
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Microsoft Microsoft .NET Framework 3.5.1 Affected: 3.5.0 , < 2.0.50727.8981 (custom)
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Microsoft Microsoft .NET Framework 4.6.2 Affected: 4.7.0 , < 4.7.04137.03 (custom)
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Microsoft Microsoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 Affected: 4.7.0 , < 4.7.04137.03 (custom)
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Microsoft Microsoft .NET Framework 4.8 Affected: 4.8.0 , < 4.8.04798.02 (custom)
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Microsoft Microsoft Visual Studio 2022 version 17.10 Affected: 17.10.0 , < 17.10.20 (custom)
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Microsoft Microsoft Visual Studio 2022 version 17.12 Affected: 17.12.0 , < 17.12.13 (custom)
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Microsoft Microsoft Visual Studio 2022 version 17.14 Affected: 17.14.0 , < 17.14.17 (custom)
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Date Public
2025-10-14 14:00
Show details on NVD website
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Framework, and Visual Studio Information Disclosure Vulnerability\", \"tags\": [\"vendor-advisory\", \"patch\"]}], \"descriptions\": [{\"lang\": \"en-US\", \"value\": \"Inadequate encryption strength in .NET, .NET Framework, Visual Studio allows an authorized attacker to disclose information over a network.\"}], \"problemTypes\": [{\"descriptions\": [{\"lang\": \"en-US\", \"type\": \"CWE\", \"cweId\": \"CWE-326\", \"description\": \"CWE-326: Inadequate Encryption Strength\"}]}], \"cpeApplicability\": [{\"nodes\": [{\"negate\": false, \"cpeMatch\": [{\"criteria\": \"cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"8.0.21\", \"versionStartIncluding\": \"8.0.0\"}, {\"criteria\": \"cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"9.0.10\", \"versionStartIncluding\": \"9.0.0\"}, {\"criteria\": \"cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"17.12.13\", \"versionStartIncluding\": \"17.12.0\"}, {\"criteria\": \"cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"17.10.20\", \"versionStartIncluding\": \"17.10.0\"}, {\"criteria\": \"cpe:2.3:a:microsoft:visual_studio_2022:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"17.14.17\", \"versionStartIncluding\": \"17.14.0\"}, {\"criteria\": \"cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"4.8.04798.02\", \"versionStartIncluding\": \"4.8.0\"}, {\"criteria\": \"cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"4.8.04798.02\", \"versionStartIncluding\": \"4.8.0\"}, {\"criteria\": \"cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"4.7.04137.03\", \"versionStartIncluding\": \"4.7.0\"}, {\"criteria\": \"cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"4.7.04137.03\", \"versionStartIncluding\": \"4.7.0\"}, {\"criteria\": \"cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"4.8.1.09320.02\", \"versionStartIncluding\": \"4.8.1\"}, {\"criteria\": \"cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"4.7.04137.03\", \"versionStartIncluding\": \"4.7.0\"}, {\"criteria\": \"cpe:2.3:a:microsoft:.net:*:sp2:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"2.0.50727.8981\", \"versionStartIncluding\": \"2.0.0\"}, {\"criteria\": \"cpe:2.3:a:microsoft:.net:*:sp2:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"2.0.50727.8981\", \"versionStartIncluding\": \"3.0.0\"}, {\"criteria\": \"cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"2.0.50727.8981\", \"versionStartIncluding\": \"3.5.0\"}, {\"criteria\": \"cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*\", \"vulnerable\": true, \"versionEndExcluding\": \"2.0.50727.8981\", \"versionStartIncluding\": \"3.5.0\"}], \"operator\": \"OR\"}]}], \"providerMetadata\": {\"orgId\": \"f38d906d-7342-40ea-92c1-6c4a2c6478c8\", \"shortName\": \"microsoft\", \"dateUpdated\": \"2026-02-22T17:25:10.409Z\"}}}",
      "cveMetadata": "{\"cveId\": \"CVE-2025-55248\", \"state\": \"PUBLISHED\", \"dateUpdated\": \"2026-02-22T17:25:10.409Z\", \"dateReserved\": \"2025-08-11T20:26:16.634Z\", \"assignerOrgId\": \"f38d906d-7342-40ea-92c1-6c4a2c6478c8\", \"datePublished\": \"2025-10-14T17:00:59.059Z\", \"assignerShortName\": \"microsoft\"}",
      "dataType": "CVE_RECORD",
      "dataVersion": "5.2"
    }
  }
}


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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.