SB2023101243 - Multiple vulnerabilities in Wildfly Core

Description

This security bulletin contains information about 2 vulnerabilities.

1) Permissions, Privileges, and Access Controls (CVE-ID: CVE-2023-4061)

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

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

The vulnerability allows a remote user to gain access to sensitive information.

The vulnerability exists due to improper privilege management in the RBAC implementation. A remote user can use the resolve-expression in the HAL interface to read system properties from the Wildfly system.

2) Link following (CVE-ID: CVE-2023-4759)

CWE-ID: CWE-59 - Improper Link Resolution Before File Access ('Link Following')

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

The vulnerability allows a remote attacker to overwrite files on the system.

The vulnerability exists due to an insecure link following. A remote attacker can place a specially crafted symbolic link into the repository, trick the victim into cloning it and overwrite arbitrary files on the system.

Remediation

Install update from vendor's website.

References

• https://github.com/wildfly/wildfly-core/releases/tag/22.0.0.Final
• https://bugzilla.redhat.com/show_bug.cgi?id=2228608