#VU88188 Memory leak in Vert.x - CVE-2024-1300

Vulnerability identifier: #VU88188

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-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: 4.3.4 - 4.3.8, 4.4.0 - 4.4.7, 4.5.0 - 4.5.2

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