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redhatRedHatRHSA-2023:3592
HistoryJun 14, 2023 - 8:48 a.m.

(RHSA-2023:3592) Important: .NET 7.0 security, bug fix, and enhancement update

2023-06-1408:48:07
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16
.net framework security
bug fix
enhancement
cve-2023-29331
cve-2023-29337
cve-2023-32032
cve-2023-33128
cve-2023-24936
symlink attack
elevation of privilege
remote code execution
cvss score

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.01

Percentile

83.9%

.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 7.0.107 and .NET Runtime 7.0.7.

The following packages have been upgraded to a later upstream version: dotnet7.0 (7.0.107). (BZ#2211877)

Security Fix(es):

  • dotnet: .NET Kestrel: Denial of Service processing X509 Certificates (CVE-2023-29331)

  • dotnet: vulnerability exists in NuGet where a potential race condition can lead to a symlink attack (CVE-2023-29337)

  • dotnet: Elevation of privilege - TarFile.ExtractToDirectory ignores extraction directory argument (CVE-2023-32032)

  • dotnet: Remote Code Execution - Source generators issue can lead to a crash due to unmanaged heap corruption (CVE-2023-33128)

  • dotnet: Bypass restrictions when deserializing a DataSet or DataTable from XML (CVE-2023-24936)

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.

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

EPSS

0.01

Percentile

83.9%