SB2023112365 - Red Hat Enterprise Linux 8 update for dotnet7.0

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Main Vulnerability Database SB2023112365

SB2023112365 - Red Hat Enterprise Linux 8 update for dotnet7.0

Published: November 23, 2023

Security Bulletin ID SB2023112365
CSH Severity
Medium
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Data manipulation

Breakdown by Severity

Medium 50% Low 50%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 vulnerabilities.


1) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2023-36049)

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

CVSSv4: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:H/VA:L/SC:N/SI:N/SA:N/E:U/U:Green


The vulnerability allows a remote user to escalate privileges on the system.

The vulnerability exists due to application does not properly impose security restrictions in .NET, .NET Framework and Visual Studio, which leads to security restrictions bypass and privilege escalation.


2) Security features bypass (CVE-ID: CVE-2023-36558)

CWE-ID: CWE-254 - Security Features

CVSSv4: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear


The vulnerability allows a local attacker to compromise the target system.

The vulnerability exists due to security features bypass in ASP.NET Core. A local attacker can bypass validations on Blazor Server forms and gain access to sensitive information.


Remediation

Install update from vendor's website.

References