Vulnerability identifier: #VU88188

Vulnerability risk: Medium

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

CVE-ID: CVE-2024-1300

CWE-ID: CWE-401

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Vert.x
Web applications / Modules and components for CMS

Vendor: Eclipse

Description

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

The vulnerability exists due to memory leak in TCP servers configured with TLS and SNI support. A remote attacker can pass a specially crafted certificate to the application and perform a denial of service (DoS) attack.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Vert.x: 4.5.0 - 4.5.2, 4.4.0 - 4.4.7, 4.3.4 - 4.3.8

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External links
http://bugzilla.redhat.com/show_bug.cgi?id=2263139
http://github.com/eclipse-vertx/vert.x/pull/5100
http://github.com/eclipse-vertx/vert.x/pull/5099

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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.