SB20240827103 - Multiple vulnerabilities in IBM Common Licensing



SB20240827103 - Multiple vulnerabilities in IBM Common Licensing

Published: August 27, 2024

Security Bulletin ID SB20240827103
Severity
High
Patch available
YES
Number of vulnerabilities 4
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 25% Medium 75%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 4 secuirty vulnerabilities.


1) Input validation error (CVE-ID: CVE-2023-20863)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of user-supplied input. A remote user can use a specially crafted SpEL expression and perform a denial of service (DoS) attack.


2) Improper Authorization (CVE-ID: CVE-2022-31692)

The vulnerability allows a remote attacker to bypass authorization checks.

The vulnerability exists due to authorization rules bypass via forward or include dispatcher types. A remote attacker can bypass authorization process.


3) Security features bypass (CVE-ID: CVE-2023-20862)

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

The vulnerability exists due to the logout support does not properly clean the security context if using serialized versions. A remote attacker can save an empty security context to the HttpSessionSecurityContextRepository and keep users authenticated even after they performed logout.


4) Input validation error (CVE-ID: CVE-2023-20861)

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to insufficient validation of SpEL expressions. A remote attacker can pass specially crafted input to the application and perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.