USN-6278-2 (UBUNTU-CVE-2023-35390)
Vulnerability from osv_ubuntu – Published: 2023-08-10 19:34 – Updated: 2026-02-10 04:43 – Source website
VLAI
Summary
dotnet6, dotnet7 vulnerabilities
Details
USN-6278-1 fixed several vulnerabilities in .NET. This update provides the corresponding updates for Ubuntu 22.04 LTS.
Original advisory details:
It was discovered that .NET did properly handle the execution of certain commands. An attacker could possibly use this issue to achieve remote code execution. (CVE-2023-35390)
Benoit Foucher discovered that .NET did not properly implement the QUIC stream limit in HTTP/3. An attacker could possibly use this issue to cause a denial of service. (CVE-2023-38178)
It was discovered that .NET did not properly handle the disconnection of potentially malicious clients interfacing with a Kestrel server. An attacker could possibly use this issue to cause a denial of service. (CVE-2023-38180)
References
{
"affected": [
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2023-35390",
"severity": [
{
"score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2023-38178",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2023-38180",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:22.04:LTS"
}
},
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "aspnetcore-runtime-6.0",
"binary_version": "6.0.121-0ubuntu1~22.04.1"
},
{
"binary_name": "aspnetcore-targeting-pack-6.0",
"binary_version": "6.0.121-0ubuntu1~22.04.1"
},
{
"binary_name": "dotnet-apphost-pack-6.0",
"binary_version": "6.0.121-0ubuntu1~22.04.1"
},
{
"binary_name": "dotnet-host",
"binary_version": "6.0.121-0ubuntu1~22.04.1"
},
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"binary_version": "6.0.121-0ubuntu1~22.04.1"
},
{
"binary_name": "dotnet-targeting-pack-6.0",
"binary_version": "6.0.121-0ubuntu1~22.04.1"
},
{
"binary_name": "dotnet-templates-6.0",
"binary_version": "6.0.121-0ubuntu1~22.04.1"
},
{
"binary_name": "dotnet6",
"binary_version": "6.0.121-0ubuntu1~22.04.1"
},
{
"binary_name": "netstandard-targeting-pack-2.1",
"binary_version": "6.0.121-0ubuntu1~22.04.1"
}
]
},
"package": {
"ecosystem": "Ubuntu:22.04:LTS",
"name": "dotnet6",
"purl": "pkg:deb/ubuntu/dotnet6@6.0.121-0ubuntu1~22.04.1?arch=source\u0026distro=jammy"
},
"ranges": [
{
"events": [
{
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},
{
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}
],
"type": "ECOSYSTEM"
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],
"versions": [
"6.0.108-0ubuntu1~22.04.1",
"6.0.109-0ubuntu1~22.04.1",
"6.0.110-0ubuntu1~22.04.1",
"6.0.111-0ubuntu1~22.04.1",
"6.0.113-0ubuntu1~22.04.1",
"6.0.116-0ubuntu1~22.04.1",
"6.0.118-0ubuntu1~22.04.1",
"6.0.119-0ubuntu1~22.04.1",
"6.0.120-0ubuntu1~22.04.1"
]
},
{
"database_specific": {
"cves_map": {
"cves": [
{
"id": "CVE-2023-35390",
"severity": [
{
"score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2023-38178",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
},
{
"id": "CVE-2023-38180",
"severity": [
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H",
"type": "CVSS_V3"
},
{
"score": "medium",
"type": "Ubuntu"
}
]
}
],
"ecosystem": "Ubuntu:22.04:LTS"
}
},
"ecosystem_specific": {
"availability": "No subscription required",
"binaries": [
{
"binary_name": "aspnetcore-runtime-7.0",
"binary_version": "7.0.110-0ubuntu1~22.04.1"
},
{
"binary_name": "aspnetcore-targeting-pack-7.0",
"binary_version": "7.0.110-0ubuntu1~22.04.1"
},
{
"binary_name": "dotnet-apphost-pack-7.0",
"binary_version": "7.0.110-0ubuntu1~22.04.1"
},
{
"binary_name": "dotnet-host-7.0",
"binary_version": "7.0.110-0ubuntu1~22.04.1"
},
{
"binary_name": "dotnet-hostfxr-7.0",
"binary_version": "7.0.110-0ubuntu1~22.04.1"
},
{
"binary_name": "dotnet-runtime-7.0",
"binary_version": "7.0.110-0ubuntu1~22.04.1"
},
{
"binary_name": "dotnet-sdk-7.0",
"binary_version": "7.0.110-0ubuntu1~22.04.1"
},
{
"binary_name": "dotnet-sdk-7.0-source-built-artifacts",
"binary_version": "7.0.110-0ubuntu1~22.04.1"
},
{
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"binary_version": "7.0.110-0ubuntu1~22.04.1"
},
{
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"binary_version": "7.0.110-0ubuntu1~22.04.1"
},
{
"binary_name": "dotnet7",
"binary_version": "7.0.110-0ubuntu1~22.04.1"
},
{
"binary_name": "netstandard-targeting-pack-2.1-7.0",
"binary_version": "7.0.110-0ubuntu1~22.04.1"
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]
},
"package": {
"ecosystem": "Ubuntu:22.04:LTS",
"name": "dotnet7",
"purl": "pkg:deb/ubuntu/dotnet7@7.0.110-0ubuntu1~22.04.1?arch=source\u0026distro=jammy"
},
"ranges": [
{
"events": [
{
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},
{
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}
],
"type": "ECOSYSTEM"
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],
"versions": [
"7.0.105-0ubuntu1~22.04.1",
"7.0.107-0ubuntu1~22.04.1",
"7.0.108-0ubuntu1~22.04.1",
"7.0.109-0ubuntu1~22.04.1"
]
}
],
"aliases": [],
"details": "USN-6278-1 fixed several vulnerabilities in .NET. This update\nprovides the corresponding updates for Ubuntu 22.04 LTS.\n\nOriginal advisory details:\n\n It was discovered that .NET did properly handle the execution of\n certain commands. An attacker could possibly use this issue to\n achieve remote code execution. (CVE-2023-35390)\n \n Benoit Foucher discovered that .NET did not properly implement the\n QUIC stream limit in HTTP/3. An attacker could possibly use this\n issue to cause a denial of service. (CVE-2023-38178)\n \n It was discovered that .NET did not properly handle the disconnection\n of potentially malicious clients interfacing with a Kestrel server. An\n attacker could possibly use this issue to cause a denial of service.\n (CVE-2023-38180)\n",
"id": "USN-6278-2",
"modified": "2026-02-10T04:43:14Z",
"published": "2023-08-10T19:34:11Z",
"references": [
{
"type": "ADVISORY",
"url": "https://ubuntu.com/security/notices/USN-6278-2"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2023-35390"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2023-38178"
},
{
"type": "REPORT",
"url": "https://ubuntu.com/security/CVE-2023-38180"
}
],
"related": [],
"schema_version": "1.7.0",
"summary": "dotnet6, dotnet7 vulnerabilities",
"upstream": [
"UBUNTU-CVE-2023-35390",
"UBUNTU-CVE-2023-38178",
"UBUNTU-CVE-2023-38180"
]
}
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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.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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