Multiple vulnerabilities in Wildfly Core

Published: 2023-10-12

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2023-4061 CVE-2023-4759
CWE-ID	CWE-264 CWE-59
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	Wildfly Core Server applications / Application servers
Vendor	Red Hat Inc.

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU81930

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-4061

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

Exploit availability: No

Description

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.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Wildfly Core: 10.0.0 - 21.1.1

External links

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

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Link following

EUVDB-ID: #VU81948

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-4759

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