SB2023051935 - Multiple vulnerabilities in CICS Transaction Gateway for Multiplatforms and CICS Transaction Gateway Desktop Edition



SB2023051935 - Multiple vulnerabilities in CICS Transaction Gateway for Multiplatforms and CICS Transaction Gateway Desktop Edition

Published: May 19, 2023 Updated: May 23, 2024

Security Bulletin ID SB2023051935
Severity
Medium
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Medium 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Allocation of Resources Without Limits or Throttling (CVE-ID: CVE-2023-24998)

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

The vulnerability exists due to Apache Commons FileUpload does not limit the number of request parts. A remote attacker can initiate a series of uploads and perform a denial of service (DoS) attack.


2) Uncontrolled Recursion (CVE-ID: CVE-2023-1436)

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

The vulnerability exists due to uncontrolled recursion when constructing a JSONArray from a Collection that contains a self-reference in one of its elements. A remote attacker can pass specially crafted data to the application and perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.