#VU106927 Resource exhaustion in Fault Tolerance - CVE-2025-2240

Vulnerability identifier: #VU106927

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-2025-2240

CWE-ID: CWE-400

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Fault Tolerance
Server applications / Other server solutions

Vendor: Smallrye

Description

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

The vulnerability exists due to application does not properly control consumption of internal resources when calling metrics URI. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Fault Tolerance: 6.3.0, 6.4.0 - 6.4.1, 6.5.0, 6.6.0 - 6.6.3, 6.7.0 - 6.7.3, 6.8.0

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External links
https://bugzilla.redhat.com/show_bug.cgi?id=2351452
https://github.com/advisories/GHSA-gfh6-3pqw-x2j4

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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.