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CVE-2021-41355 (GCVE-0-2021-41355)
Vulnerability from cvelistv5 – Published: 2021-10-13 00:28 – Updated: 2024-08-04 03:08- Information Disclosure
| URL | Tags |
|---|---|
| https://portal.msrc.microsoft.com/en-US/security-… | x_refsource_MISC |
| https://www.oracle.com/security-alerts/cpujan2022.html | x_refsource_MISC |
| Vendor | Product | Version | |
|---|---|---|---|
| Microsoft | PowerShell 7.1 |
Affected:
7.1.0 , < 7.1.5
(custom)
cpe:2.3:a:microsoft:powershell_core:*:*:*:*:*:*:*:* |
|
| Microsoft | Microsoft Visual Studio 2019 version 16.9 (includes 16.0 - 16.8) |
Affected:
15.0.0 , < 16.9.12
(custom)
cpe:2.3:a:microsoft:visual_studio_2019:16.9:*:*:*:*:*:*:* |
|
| Microsoft | Microsoft Visual Studio 2019 version 16.11 (includes 16.0 - 16.10) |
Affected:
16.11.0 , < 16.11.5
(custom)
cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:* |
|
| Microsoft | .NET 5.0 |
Affected:
5.0.0 , < 5.0.11
(custom)
cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:* |
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GSD-2021-41355
Vulnerability from gsd - Updated: 2023-12-13 01:23{
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RHSA-2021:3818
Vulnerability from csaf_redhat - Published: 2021-10-12 19:45 - Updated: 2025-11-21 18:25A flaw was found in dotnet, where the System.DirectoryServices.Protocols.LdapConnection sends credentials in plaintext if the Transport Layer Security (TLS) handshake fails. This flaw allows an attacker to intercept sensitive information. The highest threat from this vulnerability is to confidentiality.
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: 7ComputeNode-dotNET-5.0:rh-dotnet50-aspnetcore-runtime-5.0-0:5.0.11-1.el7_9.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7ComputeNode-dotNET-5.0:rh-dotnet50-aspnetcore-targeting-pack-5.0-0:5.0.11-1.el7_9.x86_64 | — |
Vendor Fix
fix
|
|
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{
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"threats": [
{
"category": "impact",
"details": "Important"
}
],
"title": "dotnet: System.DirectoryServices.Protocols.LdapConnection sends credentials in plaintext if TLS handshake fails"
}
]
}
RHSA-2021:3819
Vulnerability from csaf_redhat - Published: 2021-10-12 20:04 - Updated: 2025-11-21 18:25A flaw was found in dotnet, where the System.DirectoryServices.Protocols.LdapConnection sends credentials in plaintext if the Transport Layer Security (TLS) handshake fails. This flaw allows an attacker to intercept sensitive information. The highest threat from this vulnerability is to confidentiality.
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: AppStream-8.4.0.Z.MAIN.EUS:aspnetcore-runtime-5.0-0:5.0.11-1.el8_4.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: AppStream-8.4.0.Z.MAIN.EUS:aspnetcore-targeting-pack-5.0-0:5.0.11-1.el8_4.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: AppStream-8.4.0.Z.MAIN.EUS:dotnet-0:5.0.208-1.el8_4.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: AppStream-8.4.0.Z.MAIN.EUS:dotnet-apphost-pack-5.0-0:5.0.11-1.el8_4.x86_64 | — |
Vendor Fix
fix
|
|
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RHSA-2021_3818
Vulnerability from csaf_redhat - Published: 2021-10-12 19:45 - Updated: 2024-11-22 17:39A flaw was found in dotnet, where the System.DirectoryServices.Protocols.LdapConnection sends credentials in plaintext if the Transport Layer Security (TLS) handshake fails. This flaw allows an attacker to intercept sensitive information. The highest threat from this vulnerability is to confidentiality.
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|---|---|---|---|
| Unresolved product id: 7ComputeNode-dotNET-5.0:rh-dotnet50-aspnetcore-runtime-5.0-0:5.0.11-1.el7_9.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7ComputeNode-dotNET-5.0:rh-dotnet50-aspnetcore-targeting-pack-5.0-0:5.0.11-1.el7_9.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7ComputeNode-dotNET-5.0:rh-dotnet50-dotnet-0:5.0.208-1.el7_9.src | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7ComputeNode-dotNET-5.0:rh-dotnet50-dotnet-0:5.0.208-1.el7_9.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7ComputeNode-dotNET-5.0:rh-dotnet50-dotnet-apphost-pack-5.0-0:5.0.11-1.el7_9.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7ComputeNode-dotNET-5.0:rh-dotnet50-dotnet-debuginfo-0:5.0.208-1.el7_9.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7ComputeNode-dotNET-5.0:rh-dotnet50-dotnet-host-0:5.0.11-1.el7_9.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7ComputeNode-dotNET-5.0:rh-dotnet50-dotnet-hostfxr-5.0-0:5.0.11-1.el7_9.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7ComputeNode-dotNET-5.0:rh-dotnet50-dotnet-runtime-5.0-0:5.0.11-1.el7_9.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7ComputeNode-dotNET-5.0:rh-dotnet50-dotnet-sdk-5.0-0:5.0.208-1.el7_9.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7ComputeNode-dotNET-5.0:rh-dotnet50-dotnet-sdk-5.0-source-built-artifacts-0:5.0.208-1.el7_9.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7ComputeNode-dotNET-5.0:rh-dotnet50-dotnet-targeting-pack-5.0-0:5.0.11-1.el7_9.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7ComputeNode-dotNET-5.0:rh-dotnet50-dotnet-templates-5.0-0:5.0.208-1.el7_9.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7ComputeNode-dotNET-5.0:rh-dotnet50-netstandard-targeting-pack-2.1-0:5.0.208-1.el7_9.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-dotNET-5.0:rh-dotnet50-aspnetcore-runtime-5.0-0:5.0.11-1.el7_9.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-dotNET-5.0:rh-dotnet50-aspnetcore-targeting-pack-5.0-0:5.0.11-1.el7_9.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-dotNET-5.0:rh-dotnet50-dotnet-0:5.0.208-1.el7_9.src | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-dotNET-5.0:rh-dotnet50-dotnet-0:5.0.208-1.el7_9.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-dotNET-5.0:rh-dotnet50-dotnet-apphost-pack-5.0-0:5.0.11-1.el7_9.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-dotNET-5.0:rh-dotnet50-dotnet-debuginfo-0:5.0.208-1.el7_9.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-dotNET-5.0:rh-dotnet50-dotnet-host-0:5.0.11-1.el7_9.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-dotNET-5.0:rh-dotnet50-dotnet-hostfxr-5.0-0:5.0.11-1.el7_9.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-dotNET-5.0:rh-dotnet50-dotnet-runtime-5.0-0:5.0.11-1.el7_9.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-dotNET-5.0:rh-dotnet50-dotnet-sdk-5.0-0:5.0.208-1.el7_9.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-dotNET-5.0:rh-dotnet50-dotnet-sdk-5.0-source-built-artifacts-0:5.0.208-1.el7_9.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-dotNET-5.0:rh-dotnet50-dotnet-targeting-pack-5.0-0:5.0.11-1.el7_9.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: 7Server-dotNET-5.0:rh-dotnet50-dotnet-templates-5.0-0:5.0.208-1.el7_9.x86_64 | — |
Vendor Fix
fix
|
|
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Vendor Fix
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Vendor Fix
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"text": "A flaw was found in dotnet, where the System.DirectoryServices.Protocols.LdapConnection sends credentials in plaintext if the Transport Layer Security (TLS) handshake fails. This flaw allows an attacker to intercept sensitive information. The highest threat from this vulnerability is to confidentiality.",
"title": "Vulnerability description"
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"text": "dotnet: System.DirectoryServices.Protocols.LdapConnection sends credentials in plaintext if TLS handshake fails",
"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"
}
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{
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},
{
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"url": "https://www.cve.org/CVERecord?id=CVE-2021-41355"
},
{
"category": "external",
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"url": "https://nvd.nist.gov/vuln/detail/CVE-2021-41355"
},
{
"category": "external",
"summary": "https://github.com/dotnet/announcements/issues/203",
"url": "https://github.com/dotnet/announcements/issues/203"
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{
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"threats": [
{
"category": "impact",
"details": "Important"
}
],
"title": "dotnet: System.DirectoryServices.Protocols.LdapConnection sends credentials in plaintext if TLS handshake fails"
}
]
}
RHSA-2021_3819
Vulnerability from csaf_redhat - Published: 2021-10-12 20:04 - Updated: 2024-11-22 17:39A flaw was found in dotnet, where the System.DirectoryServices.Protocols.LdapConnection sends credentials in plaintext if the Transport Layer Security (TLS) handshake fails. This flaw allows an attacker to intercept sensitive information. The highest threat from this vulnerability is to confidentiality.
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: AppStream-8.4.0.Z.MAIN.EUS:aspnetcore-runtime-5.0-0:5.0.11-1.el8_4.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: AppStream-8.4.0.Z.MAIN.EUS:aspnetcore-targeting-pack-5.0-0:5.0.11-1.el8_4.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: AppStream-8.4.0.Z.MAIN.EUS:dotnet-0:5.0.208-1.el8_4.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: AppStream-8.4.0.Z.MAIN.EUS:dotnet-apphost-pack-5.0-0:5.0.11-1.el8_4.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: AppStream-8.4.0.Z.MAIN.EUS:dotnet-apphost-pack-5.0-debuginfo-0:5.0.11-1.el8_4.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: AppStream-8.4.0.Z.MAIN.EUS:dotnet-host-0:5.0.11-1.el8_4.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: AppStream-8.4.0.Z.MAIN.EUS:dotnet-host-debuginfo-0:5.0.11-1.el8_4.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: AppStream-8.4.0.Z.MAIN.EUS:dotnet-hostfxr-5.0-0:5.0.11-1.el8_4.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: AppStream-8.4.0.Z.MAIN.EUS:dotnet-hostfxr-5.0-debuginfo-0:5.0.11-1.el8_4.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: AppStream-8.4.0.Z.MAIN.EUS:dotnet-runtime-5.0-0:5.0.11-1.el8_4.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: AppStream-8.4.0.Z.MAIN.EUS:dotnet-runtime-5.0-debuginfo-0:5.0.11-1.el8_4.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: AppStream-8.4.0.Z.MAIN.EUS:dotnet-sdk-5.0-0:5.0.208-1.el8_4.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: AppStream-8.4.0.Z.MAIN.EUS:dotnet-sdk-5.0-debuginfo-0:5.0.208-1.el8_4.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: AppStream-8.4.0.Z.MAIN.EUS:dotnet-targeting-pack-5.0-0:5.0.11-1.el8_4.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: AppStream-8.4.0.Z.MAIN.EUS:dotnet-templates-5.0-0:5.0.208-1.el8_4.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: AppStream-8.4.0.Z.MAIN.EUS:dotnet5.0-0:5.0.208-1.el8_4.src | — |
Vendor Fix
fix
|
|
| Unresolved product id: AppStream-8.4.0.Z.MAIN.EUS:dotnet5.0-debuginfo-0:5.0.208-1.el8_4.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: AppStream-8.4.0.Z.MAIN.EUS:dotnet5.0-debugsource-0:5.0.208-1.el8_4.x86_64 | — |
Vendor Fix
fix
|
|
| Unresolved product id: AppStream-8.4.0.Z.MAIN.EUS:netstandard-targeting-pack-2.1-0:5.0.208-1.el8_4.x86_64 | — |
Vendor Fix
fix
|
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"text": "Important"
},
"category": "csaf_security_advisory",
"csaf_version": "2.0",
"distribution": {
"text": "Copyright \u00a9 Red Hat, Inc. All rights reserved.",
"tlp": {
"label": "WHITE",
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"notes": [
{
"category": "summary",
"text": "An update for .NET 5.0 is now available for Red Hat Enterprise Linux 8.\n\nRed 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.",
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},
{
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"title": "Details"
},
{
"category": "legal_disclaimer",
"text": "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.",
"title": "Terms of Use"
}
],
"publisher": {
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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.