Security Bulletin: IBM Common Licensing's Administration And Reporting Tool (ART) and IBM LKS Administration Agent are affected by Spring Framework vulnerabilities.

Summary

Multiple vulnerabilites in Spring Framework affect IBM Common Licensing. Security Vulnerablities have been addressed in IBM Common Licensing. Remediations/Fixes section address remediation actions.

Vulnerability Details

CVEID:CVE-2023-20863
**DESCRIPTION:**VMware Tanzu Spring Framework is vulnerable to a denial of service, caused by improper input validation. By sending a specially crafted SpEL expression, a remote attacker could exploit this vulnerability to cause a denial of service condition.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/252807 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H)

CVEID:CVE-2022-31692
**DESCRIPTION:**VMware Tanzu Spring Security could allow a remote attacker to bypass security restrictions, caused by a flaw when using forward or include dispatcher types. By sending a specially-crafted request, an attacker could exploit this vulnerability to bypass authorization rules.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/239162 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N)

CVEID:CVE-2023-20862
**DESCRIPTION:**VMware Tanzu Spring Security could allow a remote attacker to bypass security restrictions, caused by the logout support feature does not properly clean the security context if using serialized versions. By sending a specially-crafted request, an attacker could exploit this vulnerability to remain authenticated after logout is performed.
CVSS Base score: 7.5
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/253351 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N)

CVEID:CVE-2023-20861
**DESCRIPTION:**VMware Tanzu Spring Framework is vulnerable to a denial of service. By sending a specially crafted SpEL expression, a remote attacker could exploit this vulnerability to cause a denial of service.
CVSS Base score: 5.3
CVSS Temporal Score: See: https://exchange.xforce.ibmcloud.com/vulnerabilities/250701 for the current score.
CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L)

Affected Products and Versions

Remediation/Fixes

IBM strongly recommends addressing the vulnerability now by upgrading and applying the suggested fix that uses upgraded version of Spring.

Download and Install IBM Common Licensing 9.0.0.1 from Fix Central.

Workarounds and Mitigations

None