SB2024020214 - Multiple vulnerabilities in IBM CICS TX Advanced 

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Main Vulnerability Database SB2024020214

SB2024020214 - Multiple vulnerabilities in IBM CICS TX Advanced

Published: February 2, 2024

Security Bulletin ID SB2024020214
Severity
Low
Patch available
YES
Number of vulnerabilities 2
Exploitation vector Remote access
Highest impact Denial of service

Breakdown by Severity

Low 100%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 2 secuirty vulnerabilities.


1) Infinite loop (CVE-ID: CVE-2021-33294)

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

The vulnerability exists due to infinite loop within the handle_symtab() function in readelf.c. A remote attacker can consume all available system resources and trigger denial of service condition.


2) Out-of-bounds write (CVE-ID: CVE-2020-21047)

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

The vulnerability exists due to a boundary error within the libcpu component. A remote attacker can create a specially crafted file, trick the victim into opening it and perform a denial of service (DoS) attack.


Remediation

Install update from vendor's website.

References