.NET Core and Visual Studio Information Disclosure Vulnerability

An update of the powershell package has been released.

The remote Rocky Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RLSA-2021:3819 advisory.

  - .NET Core and Visual Studio Information Disclosure Vulnerability (CVE-2021-41355)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote AlmaLinux 8 host has packages installed that are affected by a vulnerability as referenced in the ALSA-2021:3819 advisory.

  - .NET Core and Visual Studio Information Disclosure Vulnerability (CVE-2021-41355)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2021-3819 advisory.

    [5.0.208-1.0.1]
    - Merge Oracle Linux modifications

    [5.0.208-1]
    - Update to .NET SDK 5.0.208 and Runtime 5.0.11
    - Resolves: RHBZ#2011060

Tenable has extracted the preceding description block directly from the Oracle Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote CentOS Linux 8 host has packages installed that are affected by a vulnerability as referenced in the CESA-2021:3819 advisory.

  - dotnet: System.DirectoryServices.Protocols.LdapConnection sends credentials in plaintext if TLS handshake     fails (CVE-2021-41355)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2021:3819 advisory.

    .NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new     APIs, and it includes a CLR implementation.

    New versions of .NET that address a security vulnerability are now available. The updated versions are     .NET SDK 5.0.208 and .NET Runtime 5.0.11.

    Security Fix(es):

    * dotnet: System.DirectoryServices.Protocols.LdapConnection sends credentials in plaintext if TLS     handshake fails (CVE-2021-41355)

    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.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The Microsoft Visual Studio Products are missing a security update. They are, therefore, affected by multiple vulnerabilities:

  - Multiple denial of service (DoS) vulnerabilities exist in Visual Studio. An unauthenticated, remote attacker can     exploit these issues to impose a DoS condition on the application. (CVE-2021-1971, CVE-2021-3449, CVE-2021-3450)

  - An information disclosure vulnerability exists in Visual Studio. An unauthenticated, remote attacker can exploit     this to disclose potentially sensitive information. (CVE-2021-41355)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2021:3818 advisory.

    .NET is a managed-software framework. It implements a subset of the .NET framework APIs and several new     APIs, and it includes a CLR implementation.

    New versions of .NET that address a security vulnerability are now available. The updated versions are     .NET SDK 5.0.208 and .NET Runtime 5.0.11.

    Security Fix(es):

    * dotnet: System.DirectoryServices.Protocols.LdapConnection sends credentials in plaintext if TLS     handshake fails (CVE-2021-41355)

    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.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

ID	Name	Product	Family	Severity
204031	Photon OS 3.0: Powershell PHSA-2022-3.0-0488	Nessus	PhotonOS Local Security Checks	medium
157828	Rocky Linux 8 : .NET 5.0 (RLSA-2021:3819)	Nessus	Rocky Linux Local Security Checks	medium
157673	AlmaLinux 8 : .NET 5.0 (ALSA-2021:3819)	Nessus	Alma Linux Local Security Checks	medium
154835	Oracle Linux 8 : .NET / 5.0 (ELSA-2021-3819)	Nessus	Oracle Linux Local Security Checks	medium
154272	CentOS 8 : .NET 5.0 (CESA-2021:3819)	Nessus	CentOS Local Security Checks	medium
154080	RHEL 8 : .NET 5.0 (RHSA-2021:3819)	Nessus	Red Hat Local Security Checks	medium
154051	Security Updates for Microsoft Visual Studio Products (October 2021)	Nessus	Windows : Microsoft Bulletins	high
154049	RHEL 7 : .NET 5.0 on RHEL 7 (RHSA-2021:3818)	Nessus	Red Hat Local Security Checks	medium

Detections

Analytics

CVE-2021-41355

medium

Tenable Plugins

medium

medium

medium

medium

medium

medium

high

medium