#VU84031 Improper Certificate Validation in JBoss Data Grid - CVE-2023-4586

Vulnerability identifier: #VU84031

Vulnerability risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-4586

CWE-ID: CWE-295

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
JBoss Data Grid
Client/Desktop applications / Other client software

Vendor: Red Hat Inc.

Description

The vulnerability allows a remote attacker to perform MitM attack.

The vulnerability exists due to the Hot Rod client does not enable hostname validation when using TLS. A remote attacker can perform MitM attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

JBoss Data Grid: 8.4.0 - 8.4.5

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External links
https://access.redhat.com/security/cve/CVE-2023-4586
https://bugzilla.redhat.com/show_bug.cgi?id=2235564
https://access.redhat.com/errata/RHSA-2023:7676

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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