#VU82197 Resource exhaustion in JBoss Enterprise Application Platform - CVE-2023-3171

Vulnerability identifier: #VU82197

Vulnerability risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2023-3171

CWE-ID: CWE-400

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
JBoss Enterprise Application Platform
Server applications / Application servers

Vendor: Red Hat Inc.

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to an error in EAP-7 during deserialization of certain classes, which permits instantiation of HashMap and HashTable with no checks on resources consumed. A remote attacker can send specially crafted requests using these classes to trigger resource exhaustion and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

JBoss Enterprise Application Platform: 7.4.0 - 7.4.12

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External links
http://bugzilla.redhat.com/show_bug.cgi?id=2213639

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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.