SB2023092724 - Multiple vulnerabilities in IBM CICS TX on Cloud



SB2023092724 - Multiple vulnerabilities in IBM CICS TX on Cloud

Published: September 27, 2023

Security Bulletin ID SB2023092724
CSH Severity
High
Patch available
YES
Number of vulnerabilities 5
Exploitation vector Remote access
Highest impact Code execution

Breakdown by Severity

High 20% Medium 20% Low 60%
  • Low
  • Medium
  • High
  • Critical

Description

This security bulletin contains information about 5 vulnerabilities.


1) Improper input validation (CVE-ID: CVE-2020-2604)

CWE-ID: CWE-20 - Improper input validation

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


The vulnerability allows a remote non-authenticated attacker to execute arbitrary code.

The vulnerability exists due to improper input validation within the Java component in Oracle GraalVM Enterprise Edition. A remote non-authenticated attacker can exploit this vulnerability to execute arbitrary code.


2) Improper input validation (CVE-ID: CVE-2020-2593)

CWE-ID: CWE-20 - Improper input validation

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


The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

The vulnerability exists due to improper input validation within the Networking component in Java SE Embedded. A remote non-authenticated attacker can exploit this vulnerability to read and manipulate data.


3) Improper input validation (CVE-ID: CVE-2020-2659)

CWE-ID: CWE-20 - Improper input validation

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


The vulnerability allows a remote non-authenticated attacker to perform service disruption.

The vulnerability exists due to improper input validation within the Networking component in Java SE Embedded. A remote non-authenticated attacker can exploit this vulnerability to perform service disruption.


4) Improper input validation (CVE-ID: CVE-2020-2583)

CWE-ID: CWE-20 - Improper input validation

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


The vulnerability allows a remote non-authenticated attacker to perform service disruption.

The vulnerability exists due to improper input validation within the Serialization component in Java SE Embedded. A remote non-authenticated attacker can exploit this vulnerability to perform service disruption.


5) Untrusted search path (CVE-ID: CVE-2019-4732)

CWE-ID: CWE-426 - Untrusted Search Path

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


The vulnerability allows a local privileged user to execute arbitrary code on the target system.

The vulnerability exists due to DLL search order hijacking in Microsoft Windows client. A local privileged user can trick the victim into opening a specially-crafted file in a compromised folder and execute arbitrary code on the target system.


Remediation

Install update from vendor's website.